XNYS 09 Oct, 2026 5:30 PM (EDT)
| Client Name | Client Category | Action | Reported to Exchange | Quantity | Post Transaction Holding | Traded % | Avg. Price | Value | Security Type |
|---|---|---|---|---|---|---|---|---|---|
| Ms. Elizabeth E. Robinson | Director | Grant, award, or other acquisition of securities at price $ 358.61 per share. | 30 Sep 2026 | 122 | 12,728 (0%) | 0% | 358.6 | 43,751 | - |
| Mr. Anthony M. Jabbour | Director | Grant, award, or other acquisition of securities at price $ 357.45 per share. | 30 Sep 2026 | 65 | 512 (0%) | 0% | 357.4 | 23,234 | - |
| Mr. Russell G. Golden | Director | Grant, award, or other acquisition of securities at price $ 358.53 per share. | 30 Sep 2026 | 129 | 5,749 (0%) | 0% | 358.5 | 46,250 | - |
| Maria Olivo | EVP, ERM & Chief Risk Officer | Sale of securities on an exchange or to another person at price $ 369.86 per share. | 28 Aug 2026 | 6,000 | 118,742 (0%) | 0% | 369.9 | 2,219,145 | Common Stock |
| Anthony M. Jabbour | Director | Grant, award, or other acquisition of securities at price $ 370.36 per share. | 14 Aug 2026 | 446 | 446 (0%) | 0% | 370.4 | 165,181 | Common Stock |
| Diane Kurtzman | EVP & Chief HR Officer | Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. | 24 Jul 2026 | 4,164 | 0 | - | - | Stock Options (Right to Buy) | |
| Diane Kurtzman | EVP & Chief HR Officer | Exercise or conversion of derivative security received from the company (such as an option) at price $ 132.58 per share. | 24 Jul 2026 | 4,164 | 9,462 (0%) | 0% | 132.6 | 552,063 | Common Stock |
| Diane Kurtzman | EVP & Chief HR Officer | Sale of securities on an exchange or to another person at price $ 386.71 per share. | 24 Jul 2026 | 4,164 | 5,298 (0%) | 0% | 386.7 | 1,610,260 | Common Stock |
| Daniel Tei-Hwa Yin | EVP & Co-Chief Invest. Officer | Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. | 24 Jul 2026 | 7,153 | 0 | - | - | Stock Options (Right to Buy) | |
| Daniel Tei-Hwa Yin | EVP & Co-Chief Invest. Officer | Sale of securities on an exchange or to another person at price $ 387.00 per share. | 24 Jul 2026 | 7,153 | 68,834 (0%) | 0% | 387 | 2,768,211 | Common Stock |
| Daniel Tei-Hwa Yin | EVP & Co-Chief Invest. Officer | Exercise or conversion of derivative security received from the company (such as an option) at price $ 140.85 per share. | 24 Jul 2026 | 7,153 | 75,987 (0%) | 0% | 140.8 | 1,007,500 | Common Stock |
| Paul E. Munson | SVP & Corp. Controller | Sale of securities on an exchange or to another person at price $ 369.90 per share. | 22 Jul 2026 | 1,525 | 735 (0%) | 0% | 369.9 | 564,105 | Common Stock |
| Paul E. Munson | SVP & Corp. Controller | Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. | 22 Jul 2026 | 1,525 | 0 | - | - | Stock Options (Right to Buy) | |
| Paul E. Munson | SVP & Corp. Controller | Exercise or conversion of derivative security received from the company (such as an option) at price $ 126.18 per share. | 22 Jul 2026 | 1,525 | 2,260 (0%) | 0% | 126.2 | 192,425 | Common Stock |
| David Donnay Rowland | EVP & Co-Chief Invest. Officer | Exercise or conversion of derivative security received from the company (such as an option) at price $ 132.58 per share. | 22 Jul 2026 | 5,000 | 15,478 (0%) | 0% | 132.6 | 662,900 | Common Stock |
| David Donnay Rowland | EVP & Co-Chief Invest. Officer | Sale of securities on an exchange or to another person at price $ 371.69 per share. | 22 Jul 2026 | 5,000 | 10,478 (0%) | 0% | 371.7 | 1,858,440 | Common Stock |
| David Donnay Rowland | EVP & Co-Chief Invest. Officer | Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. | 22 Jul 2026 | 5,000 | 22,755 | - | - | Stock Options (Right to Buy) | |
| Andy F. Bessette | EVP and Chief Admin Officer | Sale of securities on an exchange or to another person at price $ 368.87 per share. | 22 Jul 2026 | 100 | 21,284 (0%) | 0% | 368.9 | 36,887 | Common Stock |
| Andy F. Bessette | EVP and Chief Admin Officer | Sale of securities on an exchange or to another person at price $ 368.09 per share. | 22 Jul 2026 | 2,900 | 21,384 (0%) | 0% | 368.1 | 1,067,451 | Common Stock |
| Mojgan M. Lefebvre | EVP & Chief Tech & Ops Officer | Exercise or conversion of derivative security received from the company (such as an option) at price $ 132.58 per share. | 21 Jul 2026 | 9,213 | 9,213 (0%) | 0% | 132.6 | 1,221,460 | Common Stock |
| Mojgan M. Lefebvre | EVP & Chief Tech & Ops Officer | Exercise or conversion of derivative security received from the company (such as an option) at price $ 139.83 per share. | 21 Jul 2026 | 7,100 | 7,100 (0%) | 0% | 139.8 | 992,793 | Common Stock |
| Michael Frederick Klein | EVP & President, Personal Ins. | Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. | 21 Jul 2026 | 6,000 | 30,037 | - | - | Stock Options (Right to Buy) | |
| Michael Frederick Klein | EVP & President, Personal Ins. | Sale of securities on an exchange or to another person at price $ 366.12 per share. | 21 Jul 2026 | 5,875 | 45,124 (0%) | 0% | 366.1 | 2,150,949 | Common Stock |
| Michael Frederick Klein | EVP & President, Personal Ins. | Sale of securities on an exchange or to another person at price $ 364.90 per share. | 21 Jul 2026 | 125 | 50,999 (0%) | 0% | 364.9 | 45,613 | Common Stock |
| Michael Frederick Klein | EVP & President, Personal Ins. | Exercise or conversion of derivative security received from the company (such as an option) at price $ 139.83 per share. | 21 Jul 2026 | 6,000 | 51,124 (0%) | 0% | 139.8 | 838,980 | Common Stock |
| Daniel S. Frey | EVP & Chief Financial Officer | Exercise or conversion of derivative security received from the company (such as an option) at price $ 139.83 per share. | 21 Jul 2026 | 11,037 | 38,571 (0%) | 0% | 139.8 | 1,543,304 | Common Stock |
| Daniel S. Frey | EVP & Chief Financial Officer | Sale of securities on an exchange or to another person at price $ 368.16 per share. | 21 Jul 2026 | 11,037 | 27,534 (0%) | 0% | 368.2 | 4,063,427 | Common Stock |
| Daniel S. Frey | EVP & Chief Financial Officer | Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. | 21 Jul 2026 | 3,000 | 22,205 | - | - | Stock Options (Right to Buy) | |
| Daniel S. Frey | EVP & Chief Financial Officer | Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. | 21 Jul 2026 | 11,037 | 0 | - | - | Stock Options (Right to Buy) | |
| Daniel S. Frey | EVP & Chief Financial Officer | Sale of securities on an exchange or to another person at price $ 368.52 per share. | 21 Jul 2026 | 3,000 | 27,534 (0%) | 0% | 368.5 | 1,105,575 | Common Stock |
| Daniel S. Frey | EVP & Chief Financial Officer | Exercise or conversion of derivative security received from the company (such as an option) at price $ 172.50 per share. | 21 Jul 2026 | 3,000 | 30,534 (0%) | 0% | 172.5 | 517,500 | Common Stock |
| Mojgan M. Lefebvre | EVP & Chief Tech & Ops Officer | Sale of securities on an exchange or to another person at price $ 368.35 per share. | 21 Jul 2026 | 9,213 | 0 (0%) | 0% | 368.4 | 3,393,652 | Common Stock |
| Mojgan M. Lefebvre | EVP & Chief Tech & Ops Officer | Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. | 21 Jul 2026 | 7,100 | 21,214 | - | - | Stock Options (Right to Buy) | |
| Mojgan M. Lefebvre | EVP & Chief Tech & Ops Officer | Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. | 21 Jul 2026 | 9,213 | 0 | - | - | Stock Options (Right to Buy) | |
| Mojgan M. Lefebvre | EVP & Chief Tech & Ops Officer | Sale of securities on an exchange or to another person at price $ 368.41 per share. | 21 Jul 2026 | 7,100 | 0 (0%) | 0% | 368.4 | 2,615,676 | Common Stock |
| Russell G. Golden | Director | Grant, award, or other acquisition of securities at price $ 330.36 per share. | 30 Jun 2026 | 140 | 5,599 (0%) | 0% | 330.4 | 46,250 | Common Stock |
| Elizabeth E. Robinson | Director | Grant, award, or other acquisition of securities at price $ 331.45 per share. | 30 Jun 2026 | 132 | 12,561 (0%) | 0% | 331.4 | 43,751 | Common Stock |
| Michael Frederick Klein | EVP & President, Personal Ins. | Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. | 26 May 2026 | 10,000 | 0 | - | - | Stock Options (Right to Buy) | |
| Michael Frederick Klein | EVP & President, Personal Ins. | Sale of securities on an exchange or to another person at price $ 307.10 per share. | 26 May 2026 | 6,069 | 49,055 (0%) | 0% | 307.1 | 1,863,792 | Common Stock |
| Michael Frederick Klein | EVP & President, Personal Ins. | Exercise or conversion of derivative security received from the company (such as an option) at price $ 132.58 per share. | 26 May 2026 | 10,000 | 55,124 (0%) | 0% | 132.6 | 1,325,800 | Common Stock |
| Michael Frederick Klein | EVP & President, Personal Ins. | Sale of securities on an exchange or to another person at price $ 308.33 per share. | 26 May 2026 | 2,412 | 46,643 (0%) | 0% | 308.3 | 743,699 | Common Stock |
| Michael Frederick Klein | EVP & President, Personal Ins. | Sale of securities on an exchange or to another person at price $ 308.79 per share. | 26 May 2026 | 1,519 | 45,124 (0%) | 0% | 308.8 | 469,055 | Common Stock |
| Andy F. Bessette | EVP and Chief Admin Officer | Exercise or conversion of derivative security received from the company (such as an option) at price $ 189.01 per share. | 22 May 2026 | 4,255 | 28,539 (0%) | 0% | 189.0 | 804,238 | Common Stock |
| Andy F. Bessette | EVP and Chief Admin Officer | Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. | 22 May 2026 | 4,255 | 0 | - | - | Stock Options (Right to Buy) | |
| Andy F. Bessette | EVP and Chief Admin Officer | Sale of securities on an exchange or to another person at price $ 308.11 per share. | 22 May 2026 | 4,255 | 24,284 (0%) | 0% | 308.1 | 1,311,008 | Common Stock |
| Avrohom J. Kess | Vice Chmn. & Chief Legal Off. | Gift of securities by or to the insider at price $ 0.00 per share. | 30 Apr 2026 | 1,000 | 47,737 (0%) | 0% | 0 | Common Stock | |
| William H. Heyman | Vice Chairman | Sale of securities on an exchange or to another person at price $ 310.00 per share. | 28 Apr 2026 | 557 | 260,590 (0%) | 0% | 310 | 172,670 | Common Stock |
| William H. Heyman | Vice Chairman | Sale of securities on an exchange or to another person at price $ 311.00 per share. | 28 Apr 2026 | 1,000 | 259,590 (0%) | 0% | 311 | 311,000 | Common Stock |
| William H. Heyman | Vice Chairman | Exercise or conversion of derivative security received from the company (such as an option) at price $ 189.01 per share. | 28 Apr 2026 | 1,557 | 261,147 (0%) | 0% | 189.0 | 294,289 | Common Stock |
| William H. Heyman | Vice Chairman | Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. | 28 Apr 2026 | 1,557 | 8,000 | - | - | Stock Options (Right to Buy) | |
| Avrohom J. Kess | Vice Chmn. & Chief Legal Off. | Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. | 28 Apr 2026 | 27,686 | 0 | - | - | Stock Options (Right to Buy) | |
| Avrohom J. Kess | Vice Chmn. & Chief Legal Off. | Sale of securities on an exchange or to another person at price $ 308.78 per share. | 28 Apr 2026 | 6,735 | 48,737 (0%) | 0% | 308.8 | 2,079,640 | Common Stock |
| Avrohom J. Kess | Vice Chmn. & Chief Legal Off. | Payment of exercise price or tax liability using portion of securities received from the company at price $ 309.03 per share. | 28 Apr 2026 | 20,951 | 55,472 (0%) | 0% | 309.0 | 6,474,488 | Common Stock |
| Avrohom J. Kess | Vice Chmn. & Chief Legal Off. | Exercise or conversion of derivative security received from the company (such as an option) at price $ 140.85 per share. | 28 Apr 2026 | 27,686 | 76,423 (0%) | 0% | 140.8 | 3,899,573 | Common Stock |
| Laurie J. Thomsen | Director | Gift of securities by or to the insider at price $ 0.00 per share. | 23 Apr 2026 | 631 | 62,178 (0%) | 0% | 0 | Common Stock | |
| Michael Frederick Klein | EVP & President, Personal Ins. | Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. | 20 Apr 2026 | 10,000 | 10,000 | - | - | Stock Options (Right to Buy) | |
| Michael Frederick Klein | EVP & President, Personal Ins. | Exercise or conversion of derivative security received from the company (such as an option) at price $ 132.58 per share. | 20 Apr 2026 | 10,000 | 55,124 (0%) | 0% | 132.6 | 1,325,800 | Common Stock |
| Michael Frederick Klein | EVP & President, Personal Ins. | Sale of securities on an exchange or to another person at price $ 303.47 per share. | 20 Apr 2026 | 6,730 | 48,394 (0%) | 0% | 303.5 | 2,042,353 | Common Stock |
| Michael Frederick Klein | EVP & President, Personal Ins. | Sale of securities on an exchange or to another person at price $ 304.38 per share. | 20 Apr 2026 | 3,270 | 45,124 (0%) | 0% | 304.4 | 995,338 | Common Stock |
| Avrohom J. Kess | Vice Chmn. & Chief Legal Off. | Gift of securities by or to the insider at price $ 0.00 per share. | 20 Apr 2026 | 2,125 | 48,737 (0%) | 0% | 0 | Common Stock | |
| Diane Kurtzman | EVP & Chief HR Officer | Sale of securities on an exchange or to another person at price $ 303.47 per share. | 20 Apr 2026 | 1,480 | 5,298 (0%) | 0% | 303.5 | 449,134 | Common Stock |
| Diane Kurtzman | EVP & Chief HR Officer | Exercise or conversion of derivative security received from the company (such as an option) at price $ 132.58 per share. | 20 Apr 2026 | 1,387 | 6,685 (0%) | 0% | 132.6 | 183,888 | Common Stock |
| Diane Kurtzman | EVP & Chief HR Officer | Sale of securities on an exchange or to another person at price $ 303.42 per share. | 20 Apr 2026 | 1,387 | 5,298 (0%) | 0% | 303.4 | 420,846 | Common Stock |
| Diane Kurtzman | EVP & Chief HR Officer | Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. | 20 Apr 2026 | 1,387 | 4,164 | - | - | Stock Options (Right to Buy) | |
| Jeffrey P. Klenk | EVP & Pres., Bond & Spec. Ins. | Sale of securities on an exchange or to another person at price $ 305.09 per share. | 20 Apr 2026 | 6,413 | 6,075 (0%) | 0% | 305.1 | 1,956,549 | Common Stock |
| Elizabeth E. Robinson | Director | Grant, award, or other acquisition of securities at price $ 293.62 per share. | 31 Mar 2026 | 149 | 12,382 (0%) | 0% | 293.6 | 43,749 | Common Stock |
| Russell G. Golden | Director | Grant, award, or other acquisition of securities at price $ 292.72 per share. | 31 Mar 2026 | 158 | 5,439 (0%) | 0% | 292.7 | 46,249 | Common Stock |
| Maria Olivo | EVP, ERM & Chief Risk Officer | Sale of securities on an exchange or to another person at price $ 306.60 per share. | 26 Feb 2026 | 10,400 | 124,742 (0%) | 0% | 306.6 | 3,188,588 | Common Stock |
| Maria Olivo | EVP, ERM & Chief Risk Officer | Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. | 26 Feb 2026 | 10,400 | 0 | - | - | Stock Options (Right to Buy) | |
| Maria Olivo | EVP, ERM & Chief Risk Officer | Exercise or conversion of derivative security received from the company (such as an option) at price $ 118.78 per share. | 26 Feb 2026 | 10,400 | 135,142 (0%) | 0% | 118.8 | 1,235,312 | Common Stock |
| David Donnay Rowland | EVP & Co-Chief Invest. Officer | Sale of securities on an exchange or to another person at price $ 308.52 per share. | 26 Feb 2026 | 4,731 | 10,478 (0%) | 0% | 308.5 | 1,459,604 | Common Stock |
| David Donnay Rowland | EVP & Co-Chief Invest. Officer | Exercise or conversion of derivative security received from the company (such as an option) at price $ 126.18 per share. | 26 Feb 2026 | 4,731 | 15,209 (0%) | 0% | 126.2 | 596,958 | Common Stock |
| David Donnay Rowland | EVP & Co-Chief Invest. Officer | Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. | 26 Feb 2026 | 4,731 | 0 | - | - | Stock Options (Right to Buy) | |
| Paul E. Munson | SVP & Corp. Controller | Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. | 25 Feb 2026 | 2,800 | 1,525 | - | - | Stock Options (Right to Buy) | |
| Paul E. Munson | SVP & Corp. Controller | Sale of securities on an exchange or to another person at price $ 306.04 per share. | 25 Feb 2026 | 2,800 | 735 (0%) | 0% | 306.0 | 856,912 | Common Stock |
| Paul E. Munson | SVP & Corp. Controller | Exercise or conversion of derivative security received from the company (such as an option) at price $ 126.18 per share. | 25 Feb 2026 | 2,800 | 3,535 (0%) | 0% | 126.2 | 353,304 | Common Stock |
| Paul E. Munson | SVP & Corp. Controller | Sale of securities on an exchange or to another person at price $ 306.04 per share. | 25 Feb 2026 | 927 | 735 (0%) | 0% | 306.0 | 283,699 | Common Stock |
| Gregory C. Toczydlowski | EVP & President, Business Ins. | Sale of securities on an exchange or to another person at price $ 299.78 per share. | 20 Feb 2026 | 12,199 | 18,416 (0%) | 0% | 299.8 | 3,656,984 | Common Stock |
| Avrohom J. Kess | Vice Chmn & Chief Legal Off | Payment of exercise price or tax liability using portion of securities received from the company at price $ 300.98 per share. | 20 Feb 2026 | 15,244 | 55,618 (0%) | 0% | 301.0 | 4,588,139 | Common Stock |
| Avrohom J. Kess | Vice Chmn & Chief Legal Off | Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. | 20 Feb 2026 | 20,000 | 27,686 | - | - | Stock Options (Right to Buy) | |
| Avrohom J. Kess | Vice Chmn & Chief Legal Off | Sale of securities on an exchange or to another person at price $ 300.44 per share. | 20 Feb 2026 | 4,756 | 50,862 (0%) | 0% | 300.4 | 1,428,901 | Common Stock |
| Avrohom J. Kess | Vice Chmn & Chief Legal Off | Exercise or conversion of derivative security received from the company (such as an option) at price $ 140.85 per share. | 20 Feb 2026 | 20,000 | 70,862 (0%) | 0% | 140.9 | 2,817,000 | Common Stock |
| Daniel S. Frey | EVP & Chief Financial Officer | Sale of securities on an exchange or to another person at price $ 299.50 per share. | 20 Feb 2026 | 8,000 | 27,534 (0%) | 0% | 299.5 | 2,395,960 | Common Stock |
| Daniel Tei-Hwa Yin | EVP & Co-Chief Invest. Officer | Payment of exercise price or tax liability using portion of securities received from the company at price $ 302.20 per share. | 20 Feb 2026 | 5,904 | 68,834 (0%) | 0% | 302.2 | 1,784,189 | Common Stock |
| Daniel Tei-Hwa Yin | EVP & Co-Chief Invest. Officer | Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. | 20 Feb 2026 | 8,470 | 0 | - | - | Stock Options (Right to Buy) | |
| Daniel Tei-Hwa Yin | EVP & Co-Chief Invest. Officer | Exercise or conversion of derivative security received from the company (such as an option) at price $ 118.78 per share. | 20 Feb 2026 | 8,470 | 74,738 (0%) | 0% | 118.8 | 1,006,067 | Common Stock |
| William H. Heyman | Vice Chairman | Exercise or conversion of derivative security received from the company (such as an option) at price $ 172.50 per share. | 20 Feb 2026 | 1,000 | 260,590 (0%) | 0% | 172.5 | 172,500 | Common Stock |
| William H. Heyman | Vice Chairman | Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. | 20 Feb 2026 | 3,000 | 9,557 | - | - | Stock Options (Right to Buy) | |
| William H. Heyman | Vice Chairman | Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. | 20 Feb 2026 | 1,000 | 0 | - | - | Stock Options (Right to Buy) | |
| William H. Heyman | Vice Chairman | Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. | 20 Feb 2026 | 1,000 | 1,000 | - | - | Stock Options (Right to Buy) | |
| William H. Heyman | Vice Chairman | Sale of securities on an exchange or to another person at price $ 309.00 per share. | 20 Feb 2026 | 1,000 | 259,590 (0%) | 0% | 309 | 309,000 | Common Stock |
| William H. Heyman | Vice Chairman | Sale of securities on an exchange or to another person at price $ 307.88 per share. | 20 Feb 2026 | 2,000 | 260,590 (0%) | 0% | 307.9 | 615,755 | Common Stock |
| William H. Heyman | Vice Chairman | Exercise or conversion of derivative security received from the company (such as an option) at price $ 189.01 per share. | 20 Feb 2026 | 3,000 | 262,590 (0%) | 0% | 189.0 | 567,030 | Common Stock |
| William H. Heyman | Vice Chairman | Sale of securities on an exchange or to another person at price $ 305.00 per share. | 20 Feb 2026 | 1,000 | 259,590 (0%) | 0% | 305 | 305,000 | Common Stock |
| William H. Heyman | Vice Chairman | Exercise or conversion of derivative security received from the company (such as an option) at price $ 172.50 per share. | 20 Feb 2026 | 1,000 | 260,590 (0%) | 0% | 172.5 | 172,500 | Common Stock |
| William H. Heyman | Vice Chairman | Sale of securities on an exchange or to another person at price $ 304.00 per share. | 20 Feb 2026 | 1,000 | 259,590 (0%) | 0% | 304 | 304,000 | Common Stock |
| Gregory C. Toczydlowski | EVP & President, Business Ins. | Payment of exercise price or tax liability using portion of securities received from the company at price $ 298.46 per share. | 18 Feb 2026 | 10,643 | 30,615 (0%) | 0% | 298.5 | 3,176,510 | Common Stock |
| Gregory C. Toczydlowski | EVP & President, Business Ins. | Grant, award, or other acquisition of securities at price $ 0.00 per share. | 18 Feb 2026 | 22,842 | 41,258 (0%) | 0% | 0 | Common Stock | |
| Michael Frederick Klein | EVP & President, Personal Ins. | Grant, award, or other acquisition of securities at price $ 0.00 per share. | 18 Feb 2026 | 21,498 | 55,136 (0%) | 0% | 0 | Common Stock | |
| Michael Frederick Klein | EVP & President, Personal Ins. | Payment of exercise price or tax liability using portion of securities received from the company at price $ 298.46 per share. | 18 Feb 2026 | 10,012 | 45,124 (0%) | 0% | 298.5 | 2,988,182 | Common Stock |
| Avrohom J. Kess | Vice Chmn & Chief Legal Off | Grant, award, or other acquisition of securities at price $ 0.00 per share. | 18 Feb 2026 | 19,147 | 61,034 (0%) | 0% | 0 | Common Stock | |
| Avrohom J. Kess | Vice Chmn & Chief Legal Off | Payment of exercise price or tax liability using portion of securities received from the company at price $ 298.46 per share. | 18 Feb 2026 | 10,172 | 50,862 (0%) | 0% | 298.5 | 3,035,935 | Common Stock |
| Daniel S. Frey | EVP & Chief Financial Officer | Payment of exercise price or tax liability using portion of securities received from the company at price $ 298.46 per share. | 18 Feb 2026 | 7,522 | 35,534 (0%) | 0% | 298.5 | 2,245,016 | Common Stock |
| Daniel S. Frey | EVP & Chief Financial Officer | Grant, award, or other acquisition of securities at price $ 0.00 per share. | 18 Feb 2026 | 16,125 | 43,056 (0%) | 0% | 0 | Common Stock | |
| Jeffrey P. Klenk | EVP & Pres., Bond & Spec. Ins. | Grant, award, or other acquisition of securities at price $ 0.00 per share. | 18 Feb 2026 | 12,008 | 18,083 (0%) | 0% | 0 | Common Stock | |
| Jeffrey P. Klenk | EVP & Pres., Bond & Spec. Ins. | Payment of exercise price or tax liability using portion of securities received from the company at price $ 298.46 per share. | 18 Feb 2026 | 5,595 | 12,488 (0%) | 0% | 298.5 | 1,669,884 | Common Stock |
| Mojgan M. Lefebvre | EVP & Chief Tech & Ops Officer | Grant, award, or other acquisition of securities at price $ 0.00 per share. | 18 Feb 2026 | 12,008 | 12,008 (0%) | 0% | 0 | Common Stock | |
| Mojgan M. Lefebvre | EVP & Chief Tech & Ops Officer | Sale of securities on an exchange or to another person at price $ 298.29 per share. | 18 Feb 2026 | 5,826 | 0 (0%) | 0% | 298.3 | 1,737,815 | Common Stock |
| Mojgan M. Lefebvre | EVP & Chief Tech & Ops Officer | Payment of exercise price or tax liability using portion of securities received from the company at price $ 298.46 per share. | 18 Feb 2026 | 6,182 | 5,826 (0%) | 0% | 298.5 | 1,845,080 | Common Stock |
| David Donnay Rowland | EVP & Co-Chief Invest. Officer | Grant, award, or other acquisition of securities at price $ 0.00 per share. | 18 Feb 2026 | 9,238 | 14,703 (0%) | 0% | 0 | Common Stock | |
| David Donnay Rowland | EVP & Co-Chief Invest. Officer | Payment of exercise price or tax liability using portion of securities received from the company at price $ 298.46 per share. | 18 Feb 2026 | 4,225 | 10,478 (0%) | 0% | 298.5 | 1,260,994 | Common Stock |
| Andy F. Bessette | EVP and Chief Admin Officer | Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. | 17 Feb 2026 | 6,000 | 4,255 | - | - | Stock Options (Right to Buy) | |
| Andy F. Bessette | EVP and Chief Admin Officer | Payment of exercise price or tax liability using portion of securities received from the company at price $ 298.46 per share. | 17 Feb 2026 | 3,821 | 24,284 (0%) | 0% | 298.5 | 1,140,416 | Common Stock |
| Andy F. Bessette | EVP and Chief Admin Officer | Grant, award, or other acquisition of securities at price $ 0.00 per share. | 17 Feb 2026 | 8,230 | 28,105 (0%) | 0% | 0 | Common Stock | |
| Andy F. Bessette | EVP and Chief Admin Officer | Sale of securities on an exchange or to another person at price $ 299.03 per share. | 17 Feb 2026 | 543 | 19,874 (0%) | 0% | 299.0 | 162,372 | Common Stock |
| Andy F. Bessette | EVP and Chief Admin Officer | Sale of securities on an exchange or to another person at price $ 298.27 per share. | 17 Feb 2026 | 1,443 | 20,417 (0%) | 0% | 298.3 | 430,401 | Common Stock |
| Andy F. Bessette | EVP and Chief Admin Officer | Sale of securities on an exchange or to another person at price $ 297.25 per share. | 17 Feb 2026 | 4,014 | 21,860 (0%) | 0% | 297.2 | 1,193,151 | Common Stock |
| Andy F. Bessette | EVP and Chief Admin Officer | Exercise or conversion of derivative security received from the company (such as an option) at price $ 189.01 per share. | 17 Feb 2026 | 6,000 | 25,874 (0%) | 0% | 189.0 | 1,134,060 | Common Stock |
| Andy F. Bessette | EVP and Chief Admin Officer | Gift of securities by or to the insider at price $ 0.00 per share. | 17 Feb 2026 | 417 | 19,874 (0%) | 0% | 0 | Common Stock | |
| William H. Heyman | Vice Chairman | Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. | 17 Feb 2026 | 1,000 | 2,000 | - | - | Stock Options (Right to Buy) | |
| William H. Heyman | Vice Chairman | Payment of exercise price or tax liability using portion of securities received from the company at price $ 298.46 per share. | 17 Feb 2026 | 5,574 | 259,590 (0%) | 0% | 298.5 | 1,663,616 | Common Stock |
| William H. Heyman | Vice Chairman | Grant, award, or other acquisition of securities at price $ 0.00 per share. | 17 Feb 2026 | 10,078 | 265,164 (0%) | 0% | 0 | Common Stock | |
| William H. Heyman | Vice Chairman | Sale of securities on an exchange or to another person at price $ 300.00 per share. | 17 Feb 2026 | 1,000 | 255,085 (0%) | 0% | 300 | 300,000 | Common Stock |
| William H. Heyman | Vice Chairman | Exercise or conversion of derivative security received from the company (such as an option) at price $ 172.50 per share. | 17 Feb 2026 | 1,000 | 256,085 (0%) | 0% | 172.5 | 172,500 | Common Stock |
| Maria Olivo | EVP, ERM & Chief Risk Officer | Exercise or conversion of derivative security received from the company (such as an option) at price $ 118.78 per share. | 06 Feb 2026 | 10,400 | 127,996 (0%) | 0% | 118.8 | 1,235,312 | Common Stock |
| Maria Olivo | EVP, ERM & Chief Risk Officer | Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. | 06 Feb 2026 | 10,400 | 10,400 | - | - | Stock Options (Right to Buy) | |
| Maria Olivo | EVP, ERM & Chief Risk Officer | Sale of securities on an exchange or to another person at price $ 300.75 per share. | 06 Feb 2026 | 10,400 | 117,596 (0%) | 0% | 300.8 | 3,127,832 | Common Stock |
| Michael Frederick Klein | EVP & President, Personal Ins. | Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. | 06 Feb 2026 | 10,000 | 20,000 | - | - | Stock Options (Right to Buy) | |
| Michael Frederick Klein | EVP & President, Personal Ins. | Exercise or conversion of derivative security received from the company (such as an option) at price $ 132.58 per share. | 06 Feb 2026 | 10,000 | 43,638 (0%) | 0% | 132.6 | 1,325,800 | Common Stock |
| Michael Frederick Klein | EVP & President, Personal Ins. | Sale of securities on an exchange or to another person at price $ 301.18 per share. | 06 Feb 2026 | 10,000 | 33,638 (0%) | 0% | 301.2 | 3,011,783 | Common Stock |
| William H. Heyman | Vice Chairman | Exercise or conversion of derivative security received from the company (such as an option) at price $ 172.50 per share. | 05 Feb 2026 | 5,000 | 260,085 (0%) | 0% | 172.5 | 862,500 | Common Stock |
| William H. Heyman | Vice Chairman | Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. | 05 Feb 2026 | 1,000 | 3,000 | - | - | Stock Options (Right to Buy) | |
| William H. Heyman | Vice Chairman | Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. | 05 Feb 2026 | 5,000 | 4,000 | - | - | Stock Options (Right to Buy) | |
| William H. Heyman | Vice Chairman | Sale of securities on an exchange or to another person at price $ 303.00 per share. | 05 Feb 2026 | 1,000 | 255,085 (0%) | 0% | 303 | 303,000 | Common Stock |
| William H. Heyman | Vice Chairman | Exercise or conversion of derivative security received from the company (such as an option) at price $ 172.50 per share. | 05 Feb 2026 | 1,000 | 256,085 (0%) | 0% | 172.5 | 172,500 | Common Stock |
| William H. Heyman | Vice Chairman | Sale of securities on an exchange or to another person at price $ 302.00 per share. | 05 Feb 2026 | 5,000 | 255,085 (0%) | 0% | 302 | 1,510,000 | Common Stock |
| Andy F. Bessette | EVP and Chief Admin Officer | Grant, award, or other acquisition of securities at price $ 0.00 per share. | 03 Feb 2026 | 6,427 | 6,427 | - | - | Stock Options (Right to Buy) | |
| Alan D. Schnitzer | Director, Chairman and CEO | Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. | 03 Feb 2026 | 216,246 | 0 | - | - | Stock Options (Right to Buy) | |
| Alan D. Schnitzer | Director, Chairman and CEO | Grant, award, or other acquisition of securities at price $ 0.00 per share. | 03 Feb 2026 | 88,389 | 88,389 | - | - | Stock Options (Right to Buy) | |
| Alan D. Schnitzer | Director, Chairman and CEO | Exercise or conversion of derivative security received from the company (such as an option) at price $ 126.18 per share. | 03 Feb 2026 | 216,246 | 476,575 (0%) | 0% | 126.2 | 27,285,920 | Common Stock |
| Alan D. Schnitzer | Director, Chairman and CEO | Sale of securities on an exchange or to another person at price $ 294.18 per share. | 03 Feb 2026 | 26,509 | 289,553 (0%) | 0% | 294.2 | 7,798,423 | Common Stock |
| Alan D. Schnitzer | Director, Chairman and CEO | Payment of exercise price or tax liability using portion of securities received from the company at price $ 294.36 per share. | 03 Feb 2026 | 160,513 | 316,062 (0%) | 0% | 294.4 | 47,248,607 | Common Stock |
| Alan D. Schnitzer | Director, Chairman and CEO | Sale of securities on an exchange or to another person at price $ 295.00 per share. | 03 Feb 2026 | 23,078 | 266,475 (0%) | 0% | 295.0 | 6,808,012 | Common Stock |
| Alan D. Schnitzer | Director, Chairman and CEO | Sale of securities on an exchange or to another person at price $ 295.82 per share. | 03 Feb 2026 | 6,146 | 260,329 (0%) | 0% | 295.8 | 1,818,081 | Common Stock |
| Maria Olivo | EVP, ERM & Chief Risk Officer | Grant, award, or other acquisition of securities at price $ 0.00 per share. | 03 Feb 2026 | 10,773 | 10,773 | - | - | Stock Options (Right to Buy) | |
| Clarence Otis | Director | Grant, award, or other acquisition of securities at price $ 288.23 per share. | 03 Feb 2026 | 729 | 17,226 (0%) | 0% | 288.2 | 210,120 | Common Stock |
| Todd C. Schermerhorn | Director | Grant, award, or other acquisition of securities at price $ 288.23 per share. | 03 Feb 2026 | 729 | 14,265 (0%) | 0% | 288.2 | 210,120 | Common Stock |
| Bridget A. van Kralingen | Director | Grant, award, or other acquisition of securities at price $ 288.23 per share. | 03 Feb 2026 | 729 | 4,622 (0%) | 0% | 288.2 | 210,120 | Common Stock |
| Elizabeth E. Robinson | Director | Grant, award, or other acquisition of securities at price $ 288.23 per share. | 03 Feb 2026 | 729 | 12,186 (0%) | 0% | 288.2 | 210,120 | Common Stock |
| Gregory C. Toczydlowski | EVP & President, Business Ins. | Grant, award, or other acquisition of securities at price $ 0.00 per share. | 03 Feb 2026 | 17,629 | 17,629 | - | - | Stock Options (Right to Buy) | |
| Michael Frederick Klein | EVP & President, Personal Ins. | Grant, award, or other acquisition of securities at price $ 0.00 per share. | 03 Feb 2026 | 16,649 | 16,649 | - | - | Stock Options (Right to Buy) | |
| Avrohom J. Kess | Vice Chmn & Chief Legal Off | Grant, award, or other acquisition of securities at price $ 0.00 per share. | 03 Feb 2026 | 14,691 | 14,691 | - | - | Stock Options (Right to Buy) | |
| Thomas B Leonardi | Director | Grant, award, or other acquisition of securities at price $ 288.23 per share. | 03 Feb 2026 | 729 | 5,834 (0%) | 0% | 288.2 | 210,120 | Common Stock |
| Daniel S. Frey | EVP & Chief Financial Officer | Grant, award, or other acquisition of securities at price $ 0.00 per share. | 03 Feb 2026 | 13,026 | 13,026 | - | - | Stock Options (Right to Buy) | |
| Mojgan M. Lefebvre | EVP & Chief Tech & Ops Officer | Grant, award, or other acquisition of securities at price $ 0.00 per share. | 03 Feb 2026 | 10,651 | 10,651 | - | - | Stock Options (Right to Buy) | |
| Rafael Santana | Director | Grant, award, or other acquisition of securities at price $ 288.23 per share. | 03 Feb 2026 | 729 | 4,622 (0%) | 0% | 288.2 | 210,120 | Common Stock |
| Diane Kurtzman | EVP & Chief HR Officer | Grant, award, or other acquisition of securities at price $ 0.00 per share. | 03 Feb 2026 | 6,060 | 6,060 | - | - | Stock Options (Right to Buy) | |
| David Donnay Rowland | EVP & Co-Chief Invest. Officer | Grant, award, or other acquisition of securities at price $ 0.00 per share. | 03 Feb 2026 | 7,407 | 7,407 | - | - | Stock Options (Right to Buy) | |
| Daniel Tei-Hwa Yin | EVP & Co-Chief Invest. Officer | Grant, award, or other acquisition of securities at price $ 0.00 per share. | 03 Feb 2026 | 7,407 | 7,407 | - | - | Stock Options (Right to Buy) | |
| Jeffrey P. Klenk | EVP & Pres., Bond & Spec. Ins. | Grant, award, or other acquisition of securities at price $ 0.00 per share. | 03 Feb 2026 | 12,854 | 12,854 | - | - | Stock Options (Right to Buy) | |
| Paul E. Munson | SVP & Corp. Controller | Grant, award, or other acquisition of securities at price $ 0.00 per share. | 03 Feb 2026 | 1,165 | 1,165 | - | - | Stock Options (Right to Buy) | |
| Russell G. Golden | Director | Grant, award, or other acquisition of securities at price $ 288.23 per share. | 03 Feb 2026 | 729 | 5,260 (0%) | 0% | 288.2 | 210,120 | Common Stock |
| David S. Williams | Director | Grant, award, or other acquisition of securities at price $ 288.23 per share. | 03 Feb 2026 | 729 | 2,478 (0%) | 0% | 288.2 | 210,120 | Common Stock |
| Jeffrey P. Klenk | EVP & Pres., Bond & Spec. Ins. | Exercise or conversion of derivative security received from the company (such as an option) at price $ 140.85 per share. | 23 Jan 2026 | 4,912 | 10,987 (0%) | 0% | 140.8 | 691,855 | Common Stock |
| Jeffrey P. Klenk | EVP & Pres., Bond & Spec. Ins. | Exercise or conversion of derivative security received from the company (such as an option) at price $ 132.58 per share. | 23 Jan 2026 | 11,800 | 22,787 (0%) | 0% | 132.6 | 1,564,444 | Common Stock |
| Jeffrey P. Klenk | EVP & Pres., Bond & Spec. Ins. | Sale of securities on an exchange or to another person at price $ 279.77 per share. | 23 Jan 2026 | 16,712 | 6,075 (0%) | 0% | 279.8 | 4,675,593 | Common Stock |
| Jeffrey P. Klenk | EVP & Pres., Bond & Spec. Ins. | Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. | 23 Jan 2026 | 4,912 | 0 | - | - | Stock Options (Right to Buy) | |
| Jeffrey P. Klenk | EVP & Pres., Bond & Spec. Ins. | Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. | 23 Jan 2026 | 11,800 | 9,016 | - | - | Stock Options (Right to Buy) | |
| Russell Golden G. | Director | Grant, award, or other acquisition of securities at price $ 290.88 per share. | 31 Dec 2025 | 159 | 4,531 (0%) | 0% | 290.9 | 46,250 | Common Stock |
| Elizabeth E. Robinson | Director | Grant, award, or other acquisition of securities at price $ 291.67 per share. | 31 Dec 2025 | 150 | 11,457 (0%) | 0% | 291.7 | 43,750 | Common Stock |
| Andy F. Bessette | EVP and Chief Admin Officer | Gift of securities by or to the insider at price $ 0.00 per share. | 26 Nov 2025 | 400 | 20,291 (0%) | 0% | 0 | Common Stock | |
| Maria Olivo | EVP, Strat Dev & Pres Intl | Sale of securities on an exchange or to another person at price $ 295.73 per share. | 26 Nov 2025 | 8,920 | 117,596 (0%) | 0% | 295.7 | 2,637,912 | Common Stock |
| Maria Olivo | EVP, Strat Dev & Pres Intl | Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. | 26 Nov 2025 | 8,920 | 20,800 | - | - | Stock Options (Right to Buy) | |
| Maria Olivo | EVP, Strat Dev & Pres Intl | Exercise or conversion of derivative security received from the company (such as an option) at price $ 118.78 per share. | 26 Nov 2025 | 8,920 | 126,516 (0%) | 0% | 118.8 | 1,059,518 | Common Stock |
| Maria Olivo | EVP, Strat Dev & Pres Intl | Gift of securities by or to the insider at price $ 0.00 per share. | 25 Nov 2025 | 520 | 117,596 (0%) | 0% | 0 | Common Stock | |
| William H. Heyman | Vice Chairman | Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. | 25 Nov 2025 | 4,000 | 9,000 | - | - | Stock Options (Right to Buy) | |
| William H. Heyman | Vice Chairman | Sale of securities on an exchange or to another person at price $ 296.00 per share. | 25 Nov 2025 | 1,000 | 255,085 (0%) | 0% | 296 | 296,000 | Common Stock |
| William H. Heyman | Vice Chairman | Sale of securities on an exchange or to another person at price $ 295.00 per share. | 25 Nov 2025 | 1,000 | 256,085 (0%) | 0% | 295 | 295,000 | Common Stock |
| William H. Heyman | Vice Chairman | Sale of securities on an exchange or to another person at price $ 293.50 per share. | 25 Nov 2025 | 2,000 | 257,085 (0%) | 0% | 293.5 | 587,010 | Common Stock |
| William H. Heyman | Vice Chairman | Exercise or conversion of derivative security received from the company (such as an option) at price $ 172.50 per share. | 25 Nov 2025 | 4,000 | 259,085 (0%) | 0% | 172.5 | 690,000 | Common Stock |
| Diane Kurtzman | EVP & Chief HR Officer | Exercise or conversion of derivative security received from the company (such as an option) at price $ 126.18 per share. | 24 Nov 2025 | 4,805 | 8,623 (0%) | 0% | 126.2 | 606,295 | Common Stock |
| Diane Kurtzman | EVP & Chief HR Officer | Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. | 24 Nov 2025 | 4,805 | 0 | - | - | Stock Options (Right to Buy) | |
| Diane Kurtzman | EVP & Chief HR Officer | Sale of securities on an exchange or to another person at price $ 290.00 per share. | 24 Nov 2025 | 4,805 | 3,818 (0%) | 0% | 290 | 1,393,450 | Common Stock |
| William H. Heyman | Vice Chairman | Sale of securities on an exchange or to another person at price $ 291.00 per share. | 21 Nov 2025 | 1,000 | 256,085 (0%) | 0% | 291 | 291,000 | Common Stock |
| William H. Heyman | Vice Chairman | Sale of securities on an exchange or to another person at price $ 292.00 per share. | 21 Nov 2025 | 1,000 | 255,085 (0%) | 0% | 292 | 292,000 | Common Stock |
| William H. Heyman | Vice Chairman | Exercise or conversion of derivative security received from the company (such as an option) at price $ 172.50 per share. | 21 Nov 2025 | 2,000 | 257,085 (0%) | 0% | 172.5 | 345,000 | Common Stock |
| William H. Heyman | Vice Chairman | Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. | 21 Nov 2025 | 2,000 | 13,000 | - | - | Stock Options (Right to Buy) | |
| David Donnay Rowland | EVP & Co-Chief Invest. Officer | Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. | 21 Nov 2025 | 5,000 | 4,731 | - | - | Stock Options (Right to Buy) | |
| David Donnay Rowland | EVP & Co-Chief Invest. Officer | Sale of securities on an exchange or to another person at price $ 290.57 per share. | 21 Nov 2025 | 5,000 | 17,562 (0%) | 0% | 290.6 | 1,452,849 | Common Stock |
| David Donnay Rowland | EVP & Co-Chief Invest. Officer | Exercise or conversion of derivative security received from the company (such as an option) at price $ 126.18 per share. | 21 Nov 2025 | 5,000 | 22,562 (0%) | 0% | 126.2 | 630,900 | Common Stock |
| William H. Heyman | Vice Chairman | Sale of securities on an exchange or to another person at price $ 290.00 per share. | 12 Nov 2025 | 1,000 | 255,085 (0%) | 0% | 290 | 290,000 | Common Stock |
| William H. Heyman | Vice Chairman | Sale of securities on an exchange or to another person at price $ 289.00 per share. | 12 Nov 2025 | 803 | 256,085 (0%) | 0% | 289 | 232,067 | Common Stock |
| William H. Heyman | Vice Chairman | Exercise or conversion of derivative security received from the company (such as an option) at price $ 172.50 per share. | 12 Nov 2025 | 1,803 | 256,888 (0%) | 0% | 172.5 | 311,018 | Common Stock |
| William H. Heyman | Vice Chairman | Sale of securities on an exchange or to another person at price $ 288.00 per share. | 12 Nov 2025 | 1,000 | 255,085 (0%) | 0% | 288 | 288,000 | Common Stock |
| William H. Heyman | Vice Chairman | Sale of securities on an exchange or to another person at price $ 287.00 per share. | 12 Nov 2025 | 1,000 | 256,085 (0%) | 0% | 287 | 287,000 | Common Stock |
| William H. Heyman | Vice Chairman | Exercise or conversion of derivative security received from the company (such as an option) at price $ 139.83 per share. | 12 Nov 2025 | 2,000 | 257,085 (0%) | 0% | 139.8 | 279,660 | Common Stock |
| William H. Heyman | Vice Chairman | Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. | 12 Nov 2025 | 2,000 | 0 | - | - | Stock Options (Right to Buy) | |
| William H. Heyman | Vice Chairman | Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. | 12 Nov 2025 | 1,803 | 15,000 | - | - | Stock Options (Right to Buy) | |
| William H. Heyman | Vice Chairman | Exercise or conversion of derivative security received from the company (such as an option) at price $ 139.83 per share. | 07 Nov 2025 | 1,000 | 256,085 (0%) | 0% | 139.8 | 139,830 | Common Stock |
| William H. Heyman | Vice Chairman | Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. | 07 Nov 2025 | 4,000 | 2,000 | - | - | Stock Options (Right to Buy) | |
| William H. Heyman | Vice Chairman | Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. | 07 Nov 2025 | 2,000 | 6,000 | - | - | Stock Options (Right to Buy) | |
| William H. Heyman | Vice Chairman | Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. | 07 Nov 2025 | 1,000 | 8,000 | - | - | Stock Options (Right to Buy) | |
| William H. Heyman | Vice Chairman | Sale of securities on an exchange or to another person at price $ 286.00 per share. | 07 Nov 2025 | 1,000 | 255,085 (0%) | 0% | 286 | 286,000 | Common Stock |
| William H. Heyman | Vice Chairman | Sale of securities on an exchange or to another person at price $ 285.00 per share. | 07 Nov 2025 | 1,000 | 256,085 (0%) | 0% | 285 | 285,000 | Common Stock |
| William H. Heyman | Vice Chairman | Sale of securities on an exchange or to another person at price $ 283.89 per share. | 07 Nov 2025 | 2,000 | 257,085 (0%) | 0% | 283.9 | 567,780 | Common Stock |
| William H. Heyman | Vice Chairman | Exercise or conversion of derivative security received from the company (such as an option) at price $ 139.83 per share. | 07 Nov 2025 | 4,000 | 259,085 (0%) | 0% | 139.8 | 559,320 | Common Stock |
| William H. Heyman | Vice Chairman | Sale of securities on an exchange or to another person at price $ 282.00 per share. | 07 Nov 2025 | 1,000 | 255,085 (0%) | 0% | 282 | 282,000 | Common Stock |
| William H. Heyman | Vice Chairman | Sale of securities on an exchange or to another person at price $ 281.00 per share. | 07 Nov 2025 | 1,000 | 256,085 (0%) | 0% | 281 | 281,000 | Common Stock |
| William H. Heyman | Vice Chairman | Exercise or conversion of derivative security received from the company (such as an option) at price $ 139.83 per share. | 07 Nov 2025 | 2,000 | 257,085 (0%) | 0% | 139.8 | 279,660 | Common Stock |
| William H. Heyman | Vice Chairman | Sale of securities on an exchange or to another person at price $ 280.00 per share. | 07 Nov 2025 | 1,000 | 255,085 (0%) | 0% | 280 | 280,000 | Common Stock |
| Daniel S. Frey | EVP & Chief Financial Officer | Sale of securities on an exchange or to another person at price $ 278.25 per share. | 06 Nov 2025 | 25,000 | 26,931 (0%) | 0% | 278.3 | 6,956,255 | Common Stock |
| Daniel S. Frey | EVP & Chief Financial Officer | Exercise or conversion of derivative security received from the company (such as an option) at price $ 139.83 per share. | 06 Nov 2025 | 25,000 | 51,931 (0%) | 0% | 139.8 | 3,495,750 | Common Stock |
| Daniel S. Frey | EVP & Chief Financial Officer | Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. | 06 Nov 2025 | 25,000 | 11,037 | - | - | Stock Options (Right to Buy) | |
| Michael Frederick Klein | EVP & President, Personal Ins. | Sale of securities on an exchange or to another person at price $ 271.25 per share. | 28 Oct 2025 | 1,830 | 33,638 (0%) | 0% | 271.2 | 496,379 | Common Stock |
| Michael Frederick Klein | EVP & President, Personal Ins. | Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. | 28 Oct 2025 | 8,572 | 30,000 | - | - | Stock Options (Right to Buy) | |
| Michael Frederick Klein | EVP & President, Personal Ins. | Sale of securities on an exchange or to another person at price $ 270.59 per share. | 28 Oct 2025 | 6,742 | 35,468 (0%) | 0% | 270.6 | 1,824,349 | Common Stock |
| Michael Frederick Klein | EVP & President, Personal Ins. | Exercise or conversion of derivative security received from the company (such as an option) at price $ 132.58 per share. | 28 Oct 2025 | 8,572 | 42,210 (0%) | 0% | 132.6 | 1,136,476 | Common Stock |
| Elizabeth E. Robinson | Director | Grant, award, or other acquisition of securities at price $ 280.46 per share. | 30 Sep 2025 | 156 | 11,264 (0%) | 0% | 280.5 | 43,751 | Common Stock |
| Russell G. Golden | Director | Grant, award, or other acquisition of securities at price $ 280.30 per share. | 30 Sep 2025 | 165 | 4,355 (0%) | 0% | 280.3 | 46,250 | Common Stock |
| William H. Heyman | Vice Chairman | Sale of securities on an exchange or to another person at price $ 278.00 per share. | 22 Aug 2025 | 1,000 | 256,085 (0%) | 0% | 278 | 278,000 | Common Stock |
| William H. Heyman | Vice Chairman | Sale of securities on an exchange or to another person at price $ 279.00 per share. | 22 Aug 2025 | 1,000 | 255,085 (0%) | 0% | 279 | 279,000 | Common Stock |
| William H. Heyman | Vice Chairman | Exercise or conversion of derivative security received from the company (such as an option) at price $ 139.83 per share. | 22 Aug 2025 | 2,000 | 257,085 (0%) | 0% | 139.8 | 279,660 | Common Stock |
| William H. Heyman | Vice Chairman | Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. | 22 Aug 2025 | 2,000 | 9,000 | - | - | Stock Options (Right to Buy) | |
| Mojgan M. Lefebvre | EVP & Chief Tech & Ops Officer | Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. | 22 Aug 2025 | 16,820 | 9,213 | - | - | Stock Options (Right to Buy) | |
| Mojgan M. Lefebvre | EVP & Chief Tech & Ops Officer | Sale of securities on an exchange or to another person at price $ 277.54 per share. | 22 Aug 2025 | 16,820 | 0 (0%) | 0% | 277.5 | 4,668,300 | Common Stock |
| Mojgan M. Lefebvre | EVP & Chief Tech & Ops Officer | Exercise or conversion of derivative security received from the company (such as an option) at price $ 132.58 per share. | 22 Aug 2025 | 16,820 | 16,820 (0%) | 0% | 132.6 | 2,229,996 | Common Stock |
| David Donnay Rowland | EVP & Co-Chief Invest. Officer | Gift of securities by or to the insider at price $ 0.00 per share. | 18 Aug 2025 | 2,034 | 12,686 (0%) | 0% | 0 | Common Stock | |
| Alan D. Schnitzer | Director, Chairman and CEO | Gift of securities by or to the insider at price $ 0.00 per share. | 14 Aug 2025 | 2,570 | 11,091 (0%) | 0% | 0 | Common Stock | |
| Andy F. Bessette | EVP and Chief Admin Officer | Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. | 07 Aug 2025 | 7,742 | 0 | - | - | Stock Options (Right to Buy) | |
| Andy F. Bessette | EVP and Chief Admin Officer | Exercise or conversion of derivative security received from the company (such as an option) at price $ 172.50 per share. | 07 Aug 2025 | 7,742 | 28,433 (0%) | 0% | 172.5 | 1,335,495 | Common Stock |
| Andy F. Bessette | EVP and Chief Admin Officer | Sale of securities on an exchange or to another person at price $ 264.90 per share. | 07 Aug 2025 | 7,742 | 20,691 (0%) | 0% | 264.9 | 2,050,856 | Common Stock |
| Michael Frederick Klein | EVP & President, Personal Ins. | Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. | 04 Aug 2025 | 10,000 | 38,572 | - | - | Stock Options (Right to Buy) | |
| Michael Frederick Klein | EVP & President, Personal Ins. | Sale of securities on an exchange or to another person at price $ 261.99 per share. | 04 Aug 2025 | 10,000 | 33,638 (0%) | 0% | 262.0 | 2,619,855 | Common Stock |
| Michael Frederick Klein | EVP & President, Personal Ins. | Exercise or conversion of derivative security received from the company (such as an option) at price $ 132.58 per share. | 04 Aug 2025 | 10,000 | 43,638 (0%) | 0% | 132.6 | 1,325,800 | Common Stock |
| Gregory C. Toczydlowski | EVP & President, Business Ins. | Sale of securities on an exchange or to another person at price $ 266.12 per share. | 21 Jul 2025 | 11,505 | 18,416 (0%) | 0% | 266.1 | 3,061,752 | Common Stock |
| Avrohom J. Kess | Vice Chmn & Chief Legal Off | Gift of securities by or to the insider at price $ 0.00 per share. | 21 Jul 2025 | 6,500 | 41,887 (0%) | 0% | 0 | Common Stock | |
| Alan D. Schnitzer | Director, Chairman and CEO | Gift of securities by or to the insider at price $ 0.00 per share. | 21 Jul 2025 | 2,000 | 260,329 (0%) | 0% | 0 | Common Stock | |
| Elizabeth E. Robinson | Director | Grant, award, or other acquisition of securities at price $ 268.70 per share. | 30 Jun 2025 | 155 | 11,063 (0%) | 0% | 268.7 | 41,648 | Common Stock |
| Russell G. Golden | Director | Grant, award, or other acquisition of securities at price $ 268.80 per share. | 30 Jun 2025 | 146 | 4,173 (0%) | 0% | 268.8 | 39,245 | Common Stock |
| William H. Heyman | Vice Chairman | Exercise or conversion of derivative security received from the company (such as an option) at price $ 139.83 per share. | 30 May 2025 | 2,000 | 257,085 (0%) | 0% | 139.8 | 279,660 | Common Stock |
| William H. Heyman | Vice Chairman | Sale of securities on an exchange or to another person at price $ 276.00 per share. | 30 May 2025 | 1,000 | 256,085 (0%) | 0% | 276 | 276,000 | Common Stock |
| William H. Heyman | Vice Chairman | Sale of securities on an exchange or to another person at price $ 277.00 per share. | 30 May 2025 | 1,000 | 255,085 (0%) | 0% | 277 | 277,000 | Common Stock |
| William H. Heyman | Vice Chairman | Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. | 30 May 2025 | 2,000 | 11,000 | - | - | Stock Options (Right to Buy) | |
| Maria Olivo | EVP, Strat Dev & Pres Intl | Sale of securities on an exchange or to another person at price $ 274.20 per share. | 29 May 2025 | 36,199 | 118,116 (0%) | 0% | 274.2 | 9,925,639 | Common Stock |
| Maria Olivo | EVP, Strat Dev & Pres Intl | Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. | 29 May 2025 | 36,199 | 0 | - | - | Stock Option (Right to Buy) | |
| Maria Olivo | EVP, Strat Dev & Pres Intl | Exercise or conversion of derivative security received from the company (such as an option) at price $ 106.03 per share. | 29 May 2025 | 36,199 | 154,315 (0%) | 0% | 106.0 | 3,838,180 | Common Stock |
| William H. Heyman | Vice Chairman | Exercise or conversion of derivative security received from the company (such as an option) at price $ 139.83 per share. | 29 May 2025 | 2,000 | 257,085 (0%) | 0% | 139.8 | 279,660 | Common Stock |
| William H. Heyman | Vice Chairman | Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. | 29 May 2025 | 2,000 | 13,000 | - | - | Stock Options (Right to Buy) | |
| William H. Heyman | Vice Chairman | Sale of securities on an exchange or to another person at price $ 275.00 per share. | 29 May 2025 | 1,000 | 255,085 (0%) | 0% | 275 | 275,000 | Common Stock |
| William H. Heyman | Vice Chairman | Sale of securities on an exchange or to another person at price $ 274.00 per share. | 29 May 2025 | 1,000 | 256,085 (0%) | 0% | 274 | 274,000 | Common Stock |
| Michael Frederick Klein | EVP & President, Personal Ins. | Exercise or conversion of derivative security received from the company (such as an option) at price $ 126.18 per share. | 29 May 2025 | 9,044 | 42,682 (0%) | 0% | 126.2 | 1,141,172 | Common Stock |
| Michael Frederick Klein | EVP & President, Personal Ins. | Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. | 29 May 2025 | 9,044 | 0 | - | - | Stock Options (Right to Buy) | |
| Michael Frederick Klein | EVP & President, Personal Ins. | Sale of securities on an exchange or to another person at price $ 274.68 per share. | 29 May 2025 | 1,641 | 33,638 (0%) | 0% | 274.7 | 450,751 | Common Stock |
| Michael Frederick Klein | EVP & President, Personal Ins. | Sale of securities on an exchange or to another person at price $ 274.14 per share. | 29 May 2025 | 6,809 | 35,279 (0%) | 0% | 274.1 | 1,866,591 | Common Stock |
| Michael Frederick Klein | EVP & President, Personal Ins. | Sale of securities on an exchange or to another person at price $ 273.12 per share. | 29 May 2025 | 594 | 42,088 (0%) | 0% | 273.1 | 162,234 | Common Stock |
| Daniel S. Frey | EVP & Chief Financial Officer | Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. | 29 May 2025 | 20,286 | 0 | - | - | Stock Options (Right to Buy) | |
| Daniel S. Frey | EVP & Chief Financial Officer | Exercise or conversion of derivative security received from the company (such as an option) at price $ 132.58 per share. | 29 May 2025 | 20,286 | 47,217 (0%) | 0% | 132.6 | 2,689,518 | Common Stock |
| Daniel S. Frey | EVP & Chief Financial Officer | Sale of securities on an exchange or to another person at price $ 273.48 per share. | 29 May 2025 | 20,286 | 26,931 (0%) | 0% | 273.5 | 5,547,740 | Common Stock |
| Diane Kurtzman | EVP & Chief HR Officer | Sale of securities on an exchange or to another person at price $ 273.02 per share. | 29 May 2025 | 2,980 | 3,818 (0%) | 0% | 273.0 | 813,600 | Common Stock |
| Diane Kurtzman | EVP & Chief HR Officer | Exercise or conversion of derivative security received from the company (such as an option) at price $ 140.85 per share. | 29 May 2025 | 2,980 | 6,798 (0%) | 0% | 140.9 | 419,733 | Common Stock |
| Diane Kurtzman | EVP & Chief HR Officer | Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. | 29 May 2025 | 2,980 | 0 | - | - | Stock Options (Right to Buy) | |
| Diane Kurtzman | EVP & Chief HR Officer | Sale of securities on an exchange or to another person at price $ 273.00 per share. | 29 May 2025 | 1,000 | 3,818 (0%) | 0% | 273 | 273,000 | Common Stock |
| Jeffrey P. Klenk | EVP & Pres., Bond & Spec. Ins. | Sale of securities on an exchange or to another person at price $ 272.72 per share. | 29 May 2025 | 6,680 | 6,075 (0%) | 0% | 272.7 | 1,821,770 | Common Stock |
| Jeffrey P. Klenk | EVP & Pres., Bond & Spec. Ins. | Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. | 29 May 2025 | 8,500 | 4,912 | - | - | Stock Options (Right to Buy) | |
| Jeffrey P. Klenk | EVP & Pres., Bond & Spec. Ins. | Sale of securities on an exchange or to another person at price $ 272.99 per share. | 29 May 2025 | 8,500 | 6,075 (0%) | 0% | 273.0 | 2,320,414 | Common Stock |
| Jeffrey P. Klenk | EVP & Pres., Bond & Spec. Ins. | Exercise or conversion of derivative security received from the company (such as an option) at price $ 140.85 per share. | 29 May 2025 | 8,500 | 14,575 (0%) | 0% | 140.9 | 1,197,225 | Common Stock |
| Paul E. Munson | SVP & Corp. Controller | Exercise or conversion of derivative security received from the company (such as an option) at price $ 118.78 per share. | 29 May 2025 | 1,741 | 3,389 (0%) | 0% | 118.8 | 206,796 | Common Stock |
| Paul E. Munson | SVP & Corp. Controller | Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. | 29 May 2025 | 1,397 | 0 | - | - | Stock Options (Right to Buy) | |
| Paul E. Munson | SVP & Corp. Controller | Sale of securities on an exchange or to another person at price $ 273.29 per share. | 29 May 2025 | 4,052 | 734 (0%) | 0% | 273.3 | 1,107,371 | Common Stock |
| Paul E. Munson | SVP & Corp. Controller | Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. | 29 May 2025 | 1,741 | 0 | - | - | Stock Options (Right to Buy) | |
| Paul E. Munson | SVP & Corp. Controller | Exercise or conversion of derivative security received from the company (such as an option) at price $ 140.85 per share. | 29 May 2025 | 1,397 | 4,786 (0%) | 0% | 140.8 | 196,767 | Common Stock |
| Alan D. Schnitzer | Director, Chairman and CEO | Sale of securities on an exchange or to another person at price $ 274.03 per share. | 29 May 2025 | 21,335 | 262,329 (0%) | 0% | 274.0 | 5,846,419 | Common Stock |
| Alan D. Schnitzer | Director, Chairman and CEO | Sale of securities on an exchange or to another person at price $ 273.40 per share. | 29 May 2025 | 14,121 | 283,664 (0%) | 0% | 273.4 | 3,860,691 | Common Stock |
| Alan D. Schnitzer | Director, Chairman and CEO | Payment of exercise price or tax liability using portion of securities received from the company at price $ 274.48 per share. | 29 May 2025 | 127,471 | 297,785 (0%) | 0% | 274.5 | 34,988,368 | Common Stock |
| Alan D. Schnitzer | Director, Chairman and CEO | Exercise or conversion of derivative security received from the company (such as an option) at price $ 140.85 per share. | 29 May 2025 | 162,927 | 425,256 (0%) | 0% | 140.9 | 22,948,268 | Common Stock |
| Alan D. Schnitzer | Director, Chairman and CEO | Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. | 29 May 2025 | 162,927 | 0 | - | - | Stock Options (Right to Buy) | |
| Avrohom J. Kess | Vice Chmn & Chief Legal Off | Exercise or conversion of derivative security received from the company (such as an option) at price $ 122.42 per share. | 29 May 2025 | 30,358 | 94,689 (0%) | 0% | 122.4 | 3,716,426 | Common Stock |
| Avrohom J. Kess | Vice Chmn & Chief Legal Off | Payment of exercise price or tax liability using portion of securities received from the company at price $ 272.93 per share. | 29 May 2025 | 47,211 | 64,331 (0%) | 0% | 272.9 | 12,885,298 | Common Stock |
| Avrohom J. Kess | Vice Chmn & Chief Legal Off | Exercise or conversion of derivative security received from the company (such as an option) at price $ 118.78 per share. | 29 May 2025 | 63,155 | 111,542 (0%) | 0% | 118.8 | 7,501,551 | Common Stock |
| Avrohom J. Kess | Vice Chmn & Chief Legal Off | Sale of securities on an exchange or to another person at price $ 274.73 per share. | 29 May 2025 | 2,468 | 48,387 (0%) | 0% | 274.7 | 678,024 | Common Stock |
| Avrohom J. Kess | Vice Chmn & Chief Legal Off | Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. | 29 May 2025 | 63,155 | 0 | - | - | Stock Options (Right to Buy) | |
| Avrohom J. Kess | Vice Chmn & Chief Legal Off | Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. | 29 May 2025 | 30,358 | 0 | - | - | Stock Options (Right to Buy) | |
| Avrohom J. Kess | Vice Chmn & Chief Legal Off | Sale of securities on an exchange or to another person at price $ 273.09 per share. | 29 May 2025 | 6,170 | 65,651 (0%) | 0% | 273.1 | 1,684,973 | Common Stock |
| Avrohom J. Kess | Vice Chmn & Chief Legal Off | Sale of securities on an exchange or to another person at price $ 274.15 per share. | 29 May 2025 | 14,796 | 50,855 (0%) | 0% | 274.2 | 4,056,366 | Common Stock |
| Avrohom J. Kess | Vice Chmn & Chief Legal Off | Payment of exercise price or tax liability using portion of securities received from the company at price $ 273.26 per share. | 29 May 2025 | 22,868 | 71,821 (0%) | 0% | 273.3 | 6,248,910 | Common Stock |
| Mojgan M. Lefebvre | EVP & Chief Tech & Ops Officer | Sale of securities on an exchange or to another person at price $ 273.74 per share. | 29 May 2025 | 6,148 | 0 (0%) | 0% | 273.7 | 1,682,954 | Common Stock |
| David Donnay Rowland | EVP & Co-Chief Invest. Officer | Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. | 29 May 2025 | 7,153 | 0 | - | - | Stock Options (Right to Buy) | |
| David Donnay Rowland | EVP & Co-Chief Invest. Officer | Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. | 29 May 2025 | 4,916 | 0 | - | - | Stock Options (Right to Buy) | |
| David Donnay Rowland | EVP & Co-Chief Invest. Officer | Sale of securities on an exchange or to another person at price $ 274.01 per share. | 29 May 2025 | 12,069 | 11,731 (0%) | 0% | 274.0 | 3,307,004 | Common Stock |
| David Donnay Rowland | EVP & Co-Chief Invest. Officer | Exercise or conversion of derivative security received from the company (such as an option) at price $ 140.85 per share. | 29 May 2025 | 7,153 | 23,800 (0%) | 0% | 140.8 | 1,007,500 | Common Stock |
| David Donnay Rowland | EVP & Co-Chief Invest. Officer | Exercise or conversion of derivative security received from the company (such as an option) at price $ 118.78 per share. | 29 May 2025 | 4,916 | 16,647 (0%) | 0% | 118.8 | 583,922 | Common Stock |
| Andy F. Bessette | EVP and Chief Admin Officer | Sale of securities on an exchange or to another person at price $ 272.76 per share. | 16 May 2025 | 5,000 | 20,691 (0%) | 0% | 272.8 | 1,363,800 | Common Stock |
| Andy F. Bessette | EVP and Chief Admin Officer | Exercise or conversion of derivative security received from the company (such as an option) at price $ 172.50 per share. | 16 May 2025 | 5,000 | 25,691 (0%) | 0% | 172.5 | 862,500 | Common Stock |
| Andy F. Bessette | EVP and Chief Admin Officer | Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. | 16 May 2025 | 5,000 | 7,742 | - | - | Stock Options (Right to Buy) | |
| William H. Heyman | Vice Chairman | Exercise or conversion of derivative security received from the company (such as an option) at price $ 139.83 per share. | 07 May 2025 | 1,000 | 256,085 (0%) | 0% | 139.8 | 139,830 | Common Stock |
| William H. Heyman | Vice Chairman | Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. | 07 May 2025 | 3,000 | 15,000 | - | - | Stock Options (Right to Buy) | |
| William H. Heyman | Vice Chairman | Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. | 07 May 2025 | 1,000 | 18,000 | - | - | Stock Options (Right to Buy) | |
| William H. Heyman | Vice Chairman | Sale of securities on an exchange or to another person at price $ 273.00 per share. | 07 May 2025 | 1,000 | 255,085 (0%) | 0% | 273 | 273,000 | Common Stock |
| William H. Heyman | Vice Chairman | Sale of securities on an exchange or to another person at price $ 272.00 per share. | 07 May 2025 | 1,000 | 256,085 (0%) | 0% | 272 | 272,000 | Common Stock |
| William H. Heyman | Vice Chairman | Sale of securities on an exchange or to another person at price $ 271.00 per share. | 07 May 2025 | 1,000 | 257,085 (0%) | 0% | 271 | 271,000 | Common Stock |
| William H. Heyman | Vice Chairman | Exercise or conversion of derivative security received from the company (such as an option) at price $ 139.83 per share. | 07 May 2025 | 3,000 | 258,085 (0%) | 0% | 139.8 | 419,490 | Common Stock |
| William H. Heyman | Vice Chairman | Sale of securities on an exchange or to another person at price $ 270.00 per share. | 07 May 2025 | 1,000 | 255,085 (0%) | 0% | 270 | 270,000 | Common Stock |
| Andy F. Bessette | EVP and Chief Admin Officer | Gift of securities by or to the insider at price $ 0.00 per share. | 28 Apr 2025 | 40 | 20,691 (0%) | 0% | 0 | Common Stock | |
| Andy F. Bessette | EVP and Chief Admin Officer | Gift of securities by or to the insider at price $ 0.00 per share. | 28 Apr 2025 | 470 | 20,731 (0%) | 0% | 0 | Common Stock | |
| Elizabeth E. Robinson | Director | Grant, award, or other acquisition of securities at price $ 264.90 per share. | 31 Mar 2025 | 151 | 10,863 (0%) | 0% | 264.9 | 40,000 | Common Stock |
| Russell G. Golden | Director | Grant, award, or other acquisition of securities at price $ 265.75 per share. | 31 Mar 2025 | 127 | 4,010 (0%) | 0% | 265.7 | 33,750 | Common Stock |
| Mojgan M. Lefebvre | EVP & Chief Tech & Ops Officer | Exercise or conversion of derivative security received from the company (such as an option) at price $ 132.58 per share. | 26 Feb 2025 | 13,300 | 19,448 (0%) | 0% | 132.6 | 1,763,314 | Common Stock |
| Mojgan M. Lefebvre | EVP & Chief Tech & Ops Officer | Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. | 26 Feb 2025 | 13,300 | 26,033 | - | - | Stock Options (Right to Buy) | |
| Mojgan M. Lefebvre | EVP & Chief Tech & Ops Officer | Sale of securities on an exchange or to another person at price $ 248.60 per share. | 26 Feb 2025 | 13,300 | 6,148 (0%) | 0% | 248.6 | 3,306,373 | Common Stock |
| Andy F. Bessette | EVP and Chief Admin Officer | Grant, award, or other acquisition of securities at price $ 0.00 per share. | 19 Feb 2025 | 7,971 | 24,905 (0%) | 0% | 0 | Common Stock | |
| Andy F. Bessette | EVP and Chief Admin Officer | Payment of exercise price or tax liability using portion of securities received from the company at price $ 241.05 per share. | 19 Feb 2025 | 3,704 | 21,201 (0%) | 0% | 241.0 | 892,849 | Common Stock |
| Alan D. Schnitzer | Director, Chairman and CEO | Payment of exercise price or tax liability using portion of securities received from the company at price $ 241.05 per share. | 19 Feb 2025 | 49,989 | 262,329 (0%) | 0% | 241.0 | 12,049,848 | Common Stock |
| Alan D. Schnitzer | Director, Chairman and CEO | Grant, award, or other acquisition of securities at price $ 0.00 per share. | 19 Feb 2025 | 90,394 | 312,318 (0%) | 0% | 0 | Common Stock | |
| Maria Olivo | EVP, Strat Dev & Pres Intl | Grant, award, or other acquisition of securities at price $ 0.00 per share. | 19 Feb 2025 | 13,489 | 124,652 (0%) | 0% | 0 | Common Stock | |
| Maria Olivo | EVP, Strat Dev & Pres Intl | Payment of exercise price or tax liability using portion of securities received from the company at price $ 241.05 per share. | 19 Feb 2025 | 6,536 | 118,116 (0%) | 0% | 241.1 | 1,575,503 | Common Stock |
| William H. Heyman | Vice Chairman | Grant, award, or other acquisition of securities at price $ 0.00 per share. | 19 Feb 2025 | 10,510 | 260,894 (0%) | 0% | 0 | Common Stock | |
| William H. Heyman | Vice Chairman | Payment of exercise price or tax liability using portion of securities received from the company at price $ 241.05 per share. | 19 Feb 2025 | 5,809 | 255,085 (0%) | 0% | 241.0 | 1,400,259 | Common Stock |
| Gregory C. Toczydlowski | EVP & President, Business Ins. | Payment of exercise price or tax liability using portion of securities received from the company at price $ 241.05 per share. | 19 Feb 2025 | 10,077 | 29,921 (0%) | 0% | 241.1 | 2,429,061 | Common Stock |
| Gregory C. Toczydlowski | EVP & President, Business Ins. | Grant, award, or other acquisition of securities at price $ 0.00 per share. | 19 Feb 2025 | 21,582 | 39,998 (0%) | 0% | 0 | Common Stock | |
| Michael Frederick Klein | EVP & President, Personal Ins. | Grant, award, or other acquisition of securities at price $ 0.00 per share. | 19 Feb 2025 | 20,321 | 43,119 (0%) | 0% | 0 | Common Stock | |
| Michael Frederick Klein | EVP & President, Personal Ins. | Payment of exercise price or tax liability using portion of securities received from the company at price $ 241.05 per share. | 19 Feb 2025 | 9,481 | 33,638 (0%) | 0% | 241.0 | 2,285,395 | Common Stock |
| Avrohom J. Kess | Vice Chmn & Chief Legal Off | Grant, award, or other acquisition of securities at price $ 0.00 per share. | 19 Feb 2025 | 18,918 | 58,763 (0%) | 0% | 0 | Common Stock | |
| Avrohom J. Kess | Vice Chmn & Chief Legal Off | Payment of exercise price or tax liability using portion of securities received from the company at price $ 241.05 per share. | 19 Feb 2025 | 10,376 | 48,387 (0%) | 0% | 241.1 | 2,501,135 | Common Stock |
| Daniel S. Frey | EVP & Chief Financial Officer | Payment of exercise price or tax liability using portion of securities received from the company at price $ 241.05 per share. | 19 Feb 2025 | 7,349 | 26,931 (0%) | 0% | 241.0 | 1,771,476 | Common Stock |
| Daniel S. Frey | EVP & Chief Financial Officer | Grant, award, or other acquisition of securities at price $ 0.00 per share. | 19 Feb 2025 | 15,766 | 34,280 (0%) | 0% | 0 | Common Stock | |
| Mojgan M. Lefebvre | EVP & Chief Tech & Ops Officer | Grant, award, or other acquisition of securities at price $ 0.00 per share. | 19 Feb 2025 | 12,524 | 12,524 (0%) | 0% | 0 | Common Stock | |
| Mojgan M. Lefebvre | EVP & Chief Tech & Ops Officer | Payment of exercise price or tax liability using portion of securities received from the company at price $ 241.05 per share. | 19 Feb 2025 | 6,376 | 6,148 (0%) | 0% | 241.1 | 1,536,935 | Common Stock |
| Diane Kurtzman | EVP & Chief HR Officer | Grant, award, or other acquisition of securities at price $ 0.00 per share. | 19 Feb 2025 | 6,305 | 8,020 (0%) | 0% | 0 | Common Stock | |
| Diane Kurtzman | EVP & Chief HR Officer | Payment of exercise price or tax liability using portion of securities received from the company at price $ 241.05 per share. | 19 Feb 2025 | 3,202 | 4,818 (0%) | 0% | 241.0 | 771,842 | Common Stock |
| David Donnay Rowland | EVP & Co-Chief Invest. Officer | Payment of exercise price or tax liability using portion of securities received from the company at price $ 241.05 per share. | 19 Feb 2025 | 4,410 | 11,731 (0%) | 0% | 241.1 | 1,063,031 | Common Stock |
| David Donnay Rowland | EVP & Co-Chief Invest. Officer | Grant, award, or other acquisition of securities at price $ 0.00 per share. | 19 Feb 2025 | 9,635 | 16,141 (0%) | 0% | 0 | Common Stock | |
| Daniel Tei-Hwa Yin | EVP & Co-Chief Invest. Officer | Grant, award, or other acquisition of securities at price $ 0.00 per share. | 19 Feb 2025 | 9,635 | 66,492 (0%) | 0% | 0 | Common Stock | |
| Daniel Tei-Hwa Yin | EVP & Co-Chief Invest. Officer | Payment of exercise price or tax liability using portion of securities received from the company at price $ 241.05 per share. | 19 Feb 2025 | 4,836 | 61,656 (0%) | 0% | 241.1 | 1,165,718 | Common Stock |
| Jeffrey P. Klenk | EVP & Pres., Bond & Spec. Ins. | Payment of exercise price or tax liability using portion of securities received from the company at price $ 241.05 per share. | 19 Feb 2025 | 5,844 | 12,755 (0%) | 0% | 241.0 | 1,408,696 | Common Stock |
| Jeffrey P. Klenk | EVP & Pres., Bond & Spec. Ins. | Grant, award, or other acquisition of securities at price $ 0.00 per share. | 19 Feb 2025 | 12,524 | 18,599 (0%) | 0% | 0 | Common Stock | |
| Paul E. Munson | SVP & Corp. Controller | Payment of exercise price or tax liability using portion of securities received from the company at price $ 241.05 per share. | 19 Feb 2025 | 409 | 1,648 (0%) | 0% | 241.0 | 98,589 | Common Stock |
| Paul E. Munson | SVP & Corp. Controller | Grant, award, or other acquisition of securities at price $ 0.00 per share. | 19 Feb 2025 | 1,323 | 2,057 (0%) | 0% | 0 | Common Stock | |
| Andy F. Bessette | EVP and Chief Admin Officer | Grant, award, or other acquisition of securities at price $ 0.00 per share. | 04 Feb 2025 | 7,109 | 7,109 | - | - | Stock Options (Right to Buy) | |
| Alan D. Schnitzer | Director, Chairman and CEO | Grant, award, or other acquisition of securities at price $ 0.00 per share. | 04 Feb 2025 | 88,505 | 88,505 | - | - | Stock Options (Right to Buy) | |
| Maria Olivo | EVP, Strat Dev & Pres Intl | Grant, award, or other acquisition of securities at price $ 0.00 per share. | 04 Feb 2025 | 11,970 | 11,970 | - | - | Stock Options (Right to Buy) | |
| Clarence Otis | Director | Grant, award, or other acquisition of securities at price $ 244.06 per share. | 04 Feb 2025 | 799 | 16,238 (0%) | 0% | 244.1 | 195,004 | Common Stock |
| Todd C. Schermerhorn | Director | Grant, award, or other acquisition of securities at price $ 244.06 per share. | 04 Feb 2025 | 799 | 13,324 (0%) | 0% | 244.1 | 195,004 | Common Stock |
| Bridget A. van Kralingen | Director | Grant, award, or other acquisition of securities at price $ 244.06 per share. | 04 Feb 2025 | 799 | 3,832 (0%) | 0% | 244.1 | 195,004 | Common Stock |
| Elizabeth E. Robinson | Director | Grant, award, or other acquisition of securities at price $ 244.06 per share. | 04 Feb 2025 | 799 | 10,669 (0%) | 0% | 244.1 | 195,004 | Common Stock |
| Gregory C. Toczydlowski | EVP & President, Business Ins. | Grant, award, or other acquisition of securities at price $ 0.00 per share. | 04 Feb 2025 | 19,732 | 19,732 | - | - | Stock Options (Right to Buy) | |
| Michael Frederick Klein | EVP & President, Personal Ins. | Grant, award, or other acquisition of securities at price $ 0.00 per share. | 04 Feb 2025 | 18,572 | 18,572 | - | - | Stock Options (Right to Buy) | |
| Avrohom J. Kess | Vice Chmn & Chief Legal Off | Grant, award, or other acquisition of securities at price $ 0.00 per share. | 04 Feb 2025 | 16,540 | 16,540 | - | - | Stock Options (Right to Buy) | |
| Thomas B Leonardi | Director | Grant, award, or other acquisition of securities at price $ 244.06 per share. | 04 Feb 2025 | 799 | 5,025 (0%) | 0% | 244.1 | 195,004 | Common Stock |
| Daniel S. Frey | EVP & Chief Financial Officer | Grant, award, or other acquisition of securities at price $ 0.00 per share. | 04 Feb 2025 | 14,509 | 14,509 | - | - | Stock Options (Right to Buy) | |
| Mojgan M. Lefebvre | EVP & Chief Tech & Ops Officer | Grant, award, or other acquisition of securities at price $ 0.00 per share. | 04 Feb 2025 | 11,571 | 11,571 | - | - | Stock Options (Right to Buy) | |
| Rafael Santana | Director | 04 Feb 2025 | 799 | 3,832 (0%) | 0% | 244.1 | 195,004 | Common Stock | |
| Diane Kurtzman | EVP & Chief HR Officer | Grant, award, or other acquisition of securities at price $ 0.00 per share. | 04 Feb 2025 | 5,804 | 5,804 | - | - | Stock Options (Right to Buy) | |
| David Donnay Rowland | EVP & Co-Chief Invest. Officer | Grant, award, or other acquisition of securities at price $ 0.00 per share. | 04 Feb 2025 | 8,778 | 8,778 | - | - | Stock Options (Right to Buy) | |
| Daniel Tei-Hwa Yin | EVP & Co-Chief Invest. Officer | Grant, award, or other acquisition of securities at price $ 0.00 per share. | 04 Feb 2025 | 8,778 | 8,778 | - | - | Stock Options (Right to Buy) | |
| Jeffrey P. Klenk | EVP & Pres., Bond & Spec. Ins. | Grant, award, or other acquisition of securities at price $ 0.00 per share. | 04 Feb 2025 | 13,058 | 13,058 | - | - | Stock Options (Right to Buy) | |
| Paul E. Munson | SVP & Corp. Controller | Grant, award, or other acquisition of securities at price $ 0.00 per share. | 04 Feb 2025 | 1,381 | 1,381 | - | - | Stock Options (Right to Buy) | |
| Russell G. Golden | Director | Grant, award, or other acquisition of securities at price $ 244.06 per share. | 04 Feb 2025 | 799 | 3,867 (0%) | 0% | 244.1 | 195,004 | Common Stock |
| David S. Williams | Director | Grant, award, or other acquisition of securities at price $ 244.06 per share. | 04 Feb 2025 | 799 | 1,721 (0%) | 0% | 244.1 | 195,004 | Common Stock |
| Robinson E. Elizabeth | Director | Grant, award, or other acquisition of securities at price $ 240.96 per share. | 31 Dec 2024 | 166 | 9,870 (0%) | 0% | 241.0 | 40,000 | Common Stock |
| Russell G. Golden | Director | Grant, award, or other acquisition of securities at price $ 241.08 per share. | 31 Dec 2024 | 140 | 3,068 (0%) | 0% | 241.1 | 33,751 | Common Stock |
| David S. Williams | Director | Grant, award, or other acquisition of securities at price $ 241.08 per share. | 31 Dec 2024 | 140 | 1,054 (0%) | 0% | 241.1 | 33,751 | Common Stock |
| William H. Heyman | Vice Chairman | Exercise or conversion of derivative security received from the company (such as an option) at price $ 139.83 per share. | 27 Nov 2024 | 2,000 | 252,384 (0%) | 0% | 139.8 | 279,660 | Common Stock |
| William H. Heyman | Vice Chairman | Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. | 27 Nov 2024 | 2,000 | 20,000 | - | - | Stock Options (Right to Buy) | |
| William H. Heyman | Vice Chairman | Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. | 27 Nov 2024 | 1,000 | 19,000 | - | - | Stock Options (Right to Buy) | |
| William H. Heyman | Vice Chairman | Sale of securities on an exchange or to another person at price $ 269.00 per share. | 27 Nov 2024 | 1,000 | 250,384 (0%) | 0% | 269 | 269,000 | Common Stock |
| William H. Heyman | Vice Chairman | Exercise or conversion of derivative security received from the company (such as an option) at price $ 139.83 per share. | 27 Nov 2024 | 1,000 | 251,384 (0%) | 0% | 139.8 | 139,830 | Common Stock |
| William H. Heyman | Vice Chairman | Sale of securities on an exchange or to another person at price $ 268.00 per share. | 27 Nov 2024 | 1,000 | 250,384 (0%) | 0% | 268 | 268,000 | Common Stock |
| William H. Heyman | Vice Chairman | Sale of securities on an exchange or to another person at price $ 267.00 per share. | 27 Nov 2024 | 1,000 | 251,384 (0%) | 0% | 267 | 267,000 | Common Stock |
| Donnay Rowland David | EVP & Co-Chief Invest. Officer | Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. | 26 Nov 2024 | 4,000 | 4,916 | - | - | Stock Options (Right to Buy) | |
| Rowland David Donnay | EVP & Co-Chief Invest. Officer | Exercise or conversion of derivative security received from the company (such as an option) at price $ 118.78 per share. | 26 Nov 2024 | 4,000 | 10,505 (0%) | 0% | 118.8 | 475,120 | Common Stock |
| David Rowland Donnay | EVP & Co-Chief Invest. Officer | Sale of securities on an exchange or to another person at price $ 263.44 per share. | 26 Nov 2024 | 4,000 | 6,505 (0%) | 0% | 263.4 | 1,053,776 | Common Stock |
| William H. Heyman | Vice Chairman | Exercise or conversion of derivative security received from the company (such as an option) at price $ 139.83 per share. | 25 Nov 2024 | 3,740 | 254,124 (0%) | 0% | 139.8 | 522,964 | Common Stock |
| William H. Heyman | Vice Chairman | Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. | 25 Nov 2024 | 3,740 | 22,000 | - | - | Stock Options (Right to Buy) | |
| William H. Heyman | Vice Chairman | Sale of securities on an exchange or to another person at price $ 266.00 per share. | 25 Nov 2024 | 1,000 | 250,384 (0%) | 0% | 266 | 266,000 | Common Stock |
| William H. Heyman | Vice Chairman | Sale of securities on an exchange or to another person at price $ 265.00 per share. | 25 Nov 2024 | 1,000 | 251,384 (0%) | 0% | 265 | 265,000 | Common Stock |
| William H. Heyman | Vice Chairman | Sale of securities on an exchange or to another person at price $ 264.00 per share. | 25 Nov 2024 | 1,740 | 252,384 (0%) | 0% | 264 | 459,360 | Common Stock |
| Maria Olivo | EVP, Strat Dev & Pres Intl | Sale of securities on an exchange or to another person at price $ 261.80 per share. | 18 Nov 2024 | 10,410 | 111,162 (0%) | 0% | 261.8 | 2,725,345 | Common Stock |
| Maria Olivo | EVP, Strat Dev & Pres Intl | Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. | 18 Nov 2024 | 10,410 | 0 | - | - | Stock Options (Right to Buy) | |
| Maria Olivo | EVP, Strat Dev & Pres Intl | Exercise or conversion of derivative security received from the company (such as an option) at price $ 106.04 per share. | 18 Nov 2024 | 10,410 | 121,572 (0%) | 0% | 106.0 | 1,103,876 | Common Stock |
| William H. Heyman | Vice Chairman | Sale of securities on an exchange or to another person at price $ 262.00 per share. | 15 Nov 2024 | 1,000 | 250,384 (0%) | 0% | 262 | 262,000 | Common Stock |
| William H. Heyman | Vice Chairman | Exercise or conversion of derivative security received from the company (such as an option) at price $ 140.85 per share. | 15 Nov 2024 | 1,000 | 251,384 (0%) | 0% | 140.9 | 140,850 | Common Stock |
| William H. Heyman | Vice Chairman | Sale of securities on an exchange or to another person at price $ 261.00 per share. | 15 Nov 2024 | 1,000 | 250,384 (0%) | 0% | 261 | 261,000 | Common Stock |
| William H. Heyman | Vice Chairman | Sale of securities on an exchange or to another person at price $ 260.25 per share. | 15 Nov 2024 | 2,000 | 251,384 (0%) | 0% | 260.3 | 520,500 | Common Stock |
| William H. Heyman | Vice Chairman | Sale of securities on an exchange or to another person at price $ 259.25 per share. | 15 Nov 2024 | 2,000 | 253,384 (0%) | 0% | 259.3 | 518,500 | Common Stock |
| William H. Heyman | Vice Chairman | Exercise or conversion of derivative security received from the company (such as an option) at price $ 140.85 per share. | 15 Nov 2024 | 5,000 | 255,384 (0%) | 0% | 140.9 | 704,250 | Common Stock |
| William H. Heyman | Vice Chairman | Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. | 15 Nov 2024 | 1,000 | 0 | - | - | Stock Options (Right to Buy) | |
| William H. Heyman | Vice Chairman | Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. | 15 Nov 2024 | 5,000 | 1,000 | - | - | Stock Options (Right to Buy) | |
| Daniel Tei-Hwa Yin | EVP & Co-Chief Invest. Officer | Gift of securities by or to the insider at price $ 0.00 per share. | 13 Nov 2024 | 1,960 | 56,857 (0%) | 0% | 0 | Common Stock | |
| William H. Heyman | Vice Chairman | Exercise or conversion of derivative security received from the company (such as an option) at price $ 140.85 per share. | 08 Nov 2024 | 3,000 | 253,384 (0%) | 0% | 140.9 | 422,550 | Common Stock |
| William H. Heyman | Vice Chairman | Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. | 08 Nov 2024 | 3,000 | 13,000 | - | - | Stock Options (Right to Buy) | |
| William H. Heyman | Vice Chairman | Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. | 08 Nov 2024 | 7,000 | 6,000 | - | - | Stock Options (Right to Buy) | |
| William H. Heyman | Vice Chairman | Sale of securities on an exchange or to another person at price $ 260.00 per share. | 08 Nov 2024 | 1,000 | 250,384 (0%) | 0% | 260 | 260,000 | Common Stock |
| William H. Heyman | Vice Chairman | Sale of securities on an exchange or to another person at price $ 259.25 per share. | 08 Nov 2024 | 2,000 | 251,384 (0%) | 0% | 259.3 | 518,501 | Common Stock |
| William H. Heyman | Vice Chairman | Sale of securities on an exchange or to another person at price $ 257.96 per share. | 08 Nov 2024 | 4,000 | 253,384 (0%) | 0% | 258.0 | 1,031,840 | Common Stock |
| William H. Heyman | Vice Chairman | Exercise or conversion of derivative security received from the company (such as an option) at price $ 140.85 per share. | 08 Nov 2024 | 7,000 | 257,384 (0%) | 0% | 140.9 | 985,950 | Common Stock |
| William H. Heyman | Vice Chairman | Sale of securities on an exchange or to another person at price $ 256.50 per share. | 08 Nov 2024 | 1,000 | 250,384 (0%) | 0% | 256.5 | 256,500 | Common Stock |
| William H. Heyman | Vice Chairman | Sale of securities on an exchange or to another person at price $ 255.75 per share. | 08 Nov 2024 | 2,000 | 251,384 (0%) | 0% | 255.8 | 511,500 | Common Stock |
| William H. Heyman | Vice Chairman | Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. | 06 Nov 2024 | 1,986 | 16,000 | - | - | Stock Options (Right to Buy) | |
| William H. Heyman | Vice Chairman | Exercise or conversion of derivative security received from the company (such as an option) at price $ 140.85 per share. | 06 Nov 2024 | 1,986 | 252,370 (0%) | 0% | 140.8 | 279,728 | Common Stock |
| William H. Heyman | Vice Chairman | Sale of securities on an exchange or to another person at price $ 256.00 per share. | 06 Nov 2024 | 1,000 | 251,370 (0%) | 0% | 256 | 256,000 | Common Stock |
| William H. Heyman | Vice Chairman | Sale of securities on an exchange or to another person at price $ 257.97 per share. | 06 Nov 2024 | 986 | 250,384 (0%) | 0% | 258.0 | 254,358 | Common Stock |
| Andy F. Bessette | EVP and Chief Admin Officer | Gift of securities by or to the insider at price $ 0.00 per share. | 30 Oct 2024 | 42 | 16,933 (0%) | 0% | 0 | Common Stock | |
| Andy F. Bessette | EVP and Chief Admin Officer | Sale of securities on an exchange or to another person at price $ 253.46 per share. | 28 Oct 2024 | 4,520 | 16,975 (0%) | 0% | 253.5 | 1,145,644 | Common Stock |
| Andy F. Bessette | EVP and Chief Admin Officer | Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. | 28 Oct 2024 | 4,520 | 0 | - | - | Stock Options (Right to Buy) | |
| Andy F. Bessette | EVP and Chief Admin Officer | Exercise or conversion of derivative security received from the company (such as an option) at price $ 139.83 per share. | 28 Oct 2024 | 4,520 | 21,495 (0%) | 0% | 139.8 | 632,032 | Common Stock |
| William H. Heyman | Vice Chairman | Sale of securities on an exchange or to another person at price $ 260.00 per share. | 24 Oct 2024 | 2,014 | 250,384 (0%) | 0% | 260 | 523,640 | Common Stock |
| William H. Heyman | Vice Chairman | Exercise or conversion of derivative security received from the company (such as an option) at price $ 140.85 per share. | 24 Oct 2024 | 2,014 | 252,398 (0%) | 0% | 140.9 | 283,672 | Common Stock |
| William H. Heyman | Vice Chairman | Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. | 24 Oct 2024 | 2,014 | 17,986 | - | - | Stock Options (Right to Buy) | |
| Michael Frederick Klein | EVP & President, Personal Ins. | Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. | 23 Oct 2024 | 10,000 | 9,044 | - | - | Stock Options (Right to Buy) | |
| Michael Frederick Klein | EVP & President, Personal Ins. | Exercise or conversion of derivative security received from the company (such as an option) at price $ 126.18 per share. | 23 Oct 2024 | 10,000 | 32,797 (0%) | 0% | 126.2 | 1,261,800 | Common Stock |
| Michael Frederick Klein | EVP & President, Personal Ins. | Sale of securities on an exchange or to another person at price $ 256.17 per share. | 23 Oct 2024 | 10,000 | 22,797 (0%) | 0% | 256.2 | 2,561,742 | Common Stock |
| William H. Heyman | Vice Chairman | Exercise or conversion of derivative security received from the company (such as an option) at price $ 140.85 per share. | 22 Oct 2024 | 3,000 | 253,384 (0%) | 0% | 140.9 | 422,550 | Common Stock |
| William H. Heyman | Vice Chairman | Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. | 22 Oct 2024 | 3,000 | 20,000 | - | - | Stock Options (Right to Buy) | |
| William H. Heyman | Vice Chairman | Sale of securities on an exchange or to another person at price $ 260.54 per share. | 22 Oct 2024 | 3,000 | 250,384 (0%) | 0% | 260.5 | 781,635 | Common Stock |
| Alan D. Schnitzer | Director, Chairman and CEO | Sale of securities on an exchange or to another person at price $ 259.25 per share. | 21 Oct 2024 | 24,188 | 238,259 (0%) | 0% | 259.2 | 6,270,671 | Common Stock |
| Alan D. Schnitzer | Director, Chairman and CEO | Sale of securities on an exchange or to another person at price $ 265.55 per share. | 21 Oct 2024 | 233 | 8,521 (0%) | 0% | 265.5 | 61,873 | Common Stock |
| Alan D. Schnitzer | Director, Chairman and CEO | Sale of securities on an exchange or to another person at price $ 264.02 per share. | 21 Oct 2024 | 800 | 8,754 (0%) | 0% | 264.0 | 211,214 | Common Stock |
| Alan D. Schnitzer | Director, Chairman and CEO | Sale of securities on an exchange or to another person at price $ 262.55 per share. | 21 Oct 2024 | 400 | 9,554 (0%) | 0% | 262.6 | 105,021 | Common Stock |
| Alan D. Schnitzer | Director, Chairman and CEO | Sale of securities on an exchange or to another person at price $ 261.29 per share. | 21 Oct 2024 | 740 | 9,954 (0%) | 0% | 261.3 | 193,358 | Common Stock |
| Alan D. Schnitzer | Director, Chairman and CEO | Sale of securities on an exchange or to another person at price $ 259.98 per share. | 21 Oct 2024 | 2,593 | 10,694 (0%) | 0% | 260.0 | 674,116 | Common Stock |
| Alan D. Schnitzer | Director, Chairman and CEO | Sale of securities on an exchange or to another person at price $ 259.21 per share. | 21 Oct 2024 | 5,234 | 13,287 (0%) | 0% | 259.2 | 1,356,680 | Common Stock |
| Alan D. Schnitzer | Director, Chairman and CEO | Sale of securities on an exchange or to another person at price $ 265.49 per share. | 21 Oct 2024 | 800 | 221,923 (0%) | 0% | 265.5 | 212,392 | Common Stock |
| Alan D. Schnitzer | Director, Chairman and CEO | Sale of securities on an exchange or to another person at price $ 264.01 per share. | 21 Oct 2024 | 1,867 | 222,723 (0%) | 0% | 264.0 | 492,904 | Common Stock |
| Alan D. Schnitzer | Director, Chairman and CEO | Sale of securities on an exchange or to another person at price $ 263.42 per share. | 21 Oct 2024 | 700 | 224,590 (0%) | 0% | 263.4 | 184,394 | Common Stock |
| Alan D. Schnitzer | Director, Chairman and CEO | Sale of securities on an exchange or to another person at price $ 262.43 per share. | 21 Oct 2024 | 2,000 | 225,290 (0%) | 0% | 262.4 | 524,867 | Common Stock |
| Alan D. Schnitzer | Director, Chairman and CEO | Sale of securities on an exchange or to another person at price $ 261.26 per share. | 21 Oct 2024 | 2,800 | 227,290 (0%) | 0% | 261.3 | 731,537 | Common Stock |
| Alan D. Schnitzer | Director, Chairman and CEO | Sale of securities on an exchange or to another person at price $ 260.05 per share. | 21 Oct 2024 | 8,169 | 230,090 (0%) | 0% | 260.0 | 2,124,336 | Common Stock |
| Mojgan M. Lefebvre | EVP & Chief Tech & Ops Officer | Exercise or conversion of derivative security received from the company (such as an option) at price $ 126.18 per share. | 21 Oct 2024 | 18,736 | 18,736 (0%) | 0% | 126.2 | 2,364,108 | Common Stock |
| Mojgan M. Lefebvre | EVP & Chief Tech & Ops Officer | Sale of securities on an exchange or to another person at price $ 259.27 per share. | 21 Oct 2024 | 15,168 | 5,868 (0%) | 0% | 259.3 | 3,932,585 | Common Stock |
| Mojgan M. Lefebvre | EVP & Chief Tech & Ops Officer | Sale of securities on an exchange or to another person at price $ 260.08 per share. | 21 Oct 2024 | 4,956 | 912 (0%) | 0% | 260.1 | 1,288,947 | Common Stock |
| Mojgan M. Lefebvre | EVP & Chief Tech & Ops Officer | Sale of securities on an exchange or to another person at price $ 261.19 per share. | 21 Oct 2024 | 912 | 0 (0%) | 0% | 261.2 | 238,201 | Common Stock |
| Mojgan M. Lefebvre | EVP & Chief Tech & Ops Officer | Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. | 21 Oct 2024 | 18,736 | 0 | - | - | Stock Options (Right to Buy) | |
| Mojgan M. Lefebvre | EVP & Chief Tech & Ops Officer | Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. | 21 Oct 2024 | 2,300 | 39,333 | - | - | Stock Options (Right to Buy) | |
| Mojgan M. Lefebvre | EVP & Chief Tech & Ops Officer | Exercise or conversion of derivative security received from the company (such as an option) at price $ 132.58 per share. | 21 Oct 2024 | 2,300 | 21,036 (0%) | 0% | 132.6 | 304,934 | Common Stock |
| Diane Kurtzman | EVP & Chief HR Officer | Exercise or conversion of derivative security received from the company (such as an option) at price $ 106.03 per share. | 21 Oct 2024 | 469 | 2,183 (0%) | 0% | 106.0 | 49,728 | Common Stock |
| Diane Kurtzman | EVP & Chief HR Officer | Exercise or conversion of derivative security received from the company (such as an option) at price $ 118.78 per share. | 21 Oct 2024 | 2,972 | 5,155 (0%) | 0% | 118.8 | 353,014 | Common Stock |
| Diane Kurtzman | EVP & Chief HR Officer | Sale of securities on an exchange or to another person at price $ 260.47 per share. | 21 Oct 2024 | 3,441 | 1,714 (0%) | 0% | 260.5 | 896,267 | Common Stock |
| Diane Kurtzman | EVP & Chief HR Officer | Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. | 21 Oct 2024 | 469 | 0 | - | - | Stock Options (Right to Buy) | |
| Diane Kurtzman | EVP & Chief HR Officer | Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. | 21 Oct 2024 | 2,972 | 0 | - | - | Stock Options (Right to Buy) | |
| Diane Kurtzman | EVP & Chief HR Officer | Sale of securities on an exchange or to another person at price $ 260.37 per share. | 21 Oct 2024 | 500 | 1,714 (0%) | 0% | 260.4 | 130,184 | Common Stock |
| Elizabeth E. Robinson | Director | Grant, award, or other acquisition of securities at price $ 235.29 per share. | 30 Sep 2024 | 170 | 9,662 (0%) | 0% | 235.3 | 39,999 | Common Stock |
| Russell G. Golden | Director | Grant, award, or other acquisition of securities at price $ 234.38 per share. | 30 Sep 2024 | 144 | 2,915 (0%) | 0% | 234.4 | 33,751 | Common Stock |
| William H. Heyman | Vice Chairman | Exercise or conversion of derivative security received from the company (such as an option) at price $ 140.85 per share. | 30 Aug 2024 | 2,000 | 252,384 (0%) | 0% | 140.9 | 281,700 | Common Stock |
| William H. Heyman | Vice Chairman | Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. | 30 Aug 2024 | 2,000 | 23,000 | - | - | Stock Options (Right to Buy) | |
| William H. Heyman | Vice Chairman | Sale of securities on an exchange or to another person at price $ 227.75 per share. | 30 Aug 2024 | 2,000 | 250,384 (0%) | 0% | 227.8 | 455,500 | Common Stock |
| Maria Olivo | EVP, Strat Dev & Pres Intl | Sale of securities on an exchange or to another person at price $ 226.45 per share. | 29 Aug 2024 | 15,000 | 111,162 (0%) | 0% | 226.4 | 3,396,704 | Common Stock |
| Maria Olivo | EVP, Strat Dev & Pres Intl | Exercise or conversion of derivative security received from the company (such as an option) at price $ 106.04 per share. | 29 Aug 2024 | 15,000 | 126,162 (0%) | 0% | 106.0 | 1,590,600 | Common Stock |
| Maria Olivo | EVP, Strat Dev & Pres Intl | Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. | 29 Aug 2024 | 15,000 | 10,410 | - | - | Stock Options (Right to Buy) | |
| William H. Heyman | Vice Chairman | Exercise or conversion of derivative security received from the company (such as an option) at price $ 140.85 per share. | 29 Aug 2024 | 2,000 | 252,384 (0%) | 0% | 140.9 | 281,700 | Common Stock |
| William H. Heyman | Vice Chairman | Sale of securities on an exchange or to another person at price $ 226.75 per share. | 29 Aug 2024 | 2,000 | 250,384 (0%) | 0% | 226.8 | 453,500 | Common Stock |
| William H. Heyman | Vice Chairman | Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. | 29 Aug 2024 | 2,000 | 25,000 | - | - | Stock Options (Right to Buy) | |
| William H. Heyman | Vice Chairman | Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. | 28 Aug 2024 | 3,000 | 27,000 | - | - | Stock Options (Right to Buy) | |
| William H. Heyman | Vice Chairman | Sale of securities on an exchange or to another person at price $ 226.00 per share. | 28 Aug 2024 | 1,000 | 250,384 (0%) | 0% | 226 | 226,000 | Common Stock |
| William H. Heyman | Vice Chairman | Sale of securities on an exchange or to another person at price $ 225.25 per share. | 28 Aug 2024 | 2,000 | 251,384 (0%) | 0% | 225.3 | 450,500 | Common Stock |
| William H. Heyman | Vice Chairman | Exercise or conversion of derivative security received from the company (such as an option) at price $ 140.85 per share. | 28 Aug 2024 | 3,000 | 253,384 (0%) | 0% | 140.9 | 422,550 | Common Stock |
| William H. Heyman | Vice Chairman | Exercise or conversion of derivative security received from the company (such as an option) at price $ 140.85 per share. | 23 Aug 2024 | 1,000 | 251,384 (0%) | 0% | 140.9 | 140,850 | Common Stock |
| William H. Heyman | Vice Chairman | Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. | 23 Aug 2024 | 5,000 | 30,000 | - | - | Stock Options (Right to Buy) | |
| William H. Heyman | Vice Chairman | Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. | 23 Aug 2024 | 1,000 | 35,000 | - | - | Stock Options (Right to Buy) | |
| William H. Heyman | Vice Chairman | Sale of securities on an exchange or to another person at price $ 224.25 per share. | 23 Aug 2024 | 2,000 | 250,384 (0%) | 0% | 224.3 | 448,500 | Common Stock |
| William H. Heyman | Vice Chairman | Sale of securities on an exchange or to another person at price $ 223.04 per share. | 23 Aug 2024 | 3,000 | 252,384 (0%) | 0% | 223.0 | 669,130 | Common Stock |
| William H. Heyman | Vice Chairman | Exercise or conversion of derivative security received from the company (such as an option) at price $ 140.85 per share. | 23 Aug 2024 | 5,000 | 255,384 (0%) | 0% | 140.9 | 704,250 | Common Stock |
| William H. Heyman | Vice Chairman | Sale of securities on an exchange or to another person at price $ 222.00 per share. | 23 Aug 2024 | 1,000 | 250,384 (0%) | 0% | 222 | 222,000 | Common Stock |
| Paul E. Munson | SVP & Corp. Controller | Sale of securities on an exchange or to another person at price $ 219.82 per share. | 23 Aug 2024 | 1,000 | 733 (0%) | 0% | 219.8 | 219,816 | Common Stock |
| William H. Heyman | Vice Chairman | Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. | 19 Aug 2024 | 1,005 | 36,000 | - | - | Stock Options (Right to Buy) | |
| William H. Heyman | Vice Chairman | Sale of securities on an exchange or to another person at price $ 219.00 per share. | 19 Aug 2024 | 1,005 | 250,384 (0%) | 0% | 219 | 220,095 | Common Stock |
| William H. Heyman | Vice Chairman | Exercise or conversion of derivative security received from the company (such as an option) at price $ 140.85 per share. | 19 Aug 2024 | 1,005 | 251,389 (0%) | 0% | 140.8 | 141,554 | Common Stock |
| Andy F. Bessette | EVP and Chief Admin Officer | Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. | 16 Aug 2024 | 5,000 | 4,520 | - | - | Stock Options (Right to Buy) | |
| Andy F. Bessette | EVP and Chief Admin Officer | Sale of securities on an exchange or to another person at price $ 217.20 per share. | 16 Aug 2024 | 5,000 | 16,975 (0%) | 0% | 217.2 | 1,086,025 | Common Stock |
| Andy F. Bessette | EVP and Chief Admin Officer | Exercise or conversion of derivative security received from the company (such as an option) at price $ 139.83 per share. | 16 Aug 2024 | 5,000 | 21,975 (0%) | 0% | 139.8 | 699,150 | Common Stock |
| Michael Frederick Klein | EVP & President, Personal Ins. | Sale of securities on an exchange or to another person at price $ 211.44 per share. | 25 Jul 2024 | 10,000 | 22,797 (0%) | 0% | 211.4 | 2,114,370 | Common Stock |
| Michael Frederick Klein | EVP & President, Personal Ins. | Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. | 25 Jul 2024 | 10,000 | 19,044 | - | - | Stock Options (Right to Buy) | |
| Michael Frederick Klein | EVP & President, Personal Ins. | Exercise or conversion of derivative security received from the company (such as an option) at price $ 126.18 per share. | 25 Jul 2024 | 10,000 | 32,797 (0%) | 0% | 126.2 | 1,261,800 | Common Stock |
| Elizabeth E. Robinson | Director | Grant, award, or other acquisition of securities at price $ 204.08 per share. | 28 Jun 2024 | 196 | 9,449 (0%) | 0% | 204.1 | 39,999 | Common Stock |
| Russell G. Golden | Director | Grant, award, or other acquisition of securities at price $ 204.55 per share. | 28 Jun 2024 | 165 | 2,759 (0%) | 0% | 204.5 | 33,750 | Common Stock |
| David S. Williams | Director | Grant, award, or other acquisition of securities at price $ 214.35 per share. | 15 May 2024 | 910 | 910 (0%) | 0% | 214.4 | 195,059 | Common Stock |
| Gregory C. Toczydlowski | EVP & President, Business Ins. | Sale of securities on an exchange or to another person at price $ 214.94 per share. | 02 May 2024 | 9,371 | 18,415 (0%) | 0% | 214.9 | 2,014,215 | Common Stock |
| Jeffrey P. Klenk | EVP & Pres., Bond & Spec. Ins. | Sale of securities on an exchange or to another person at price $ 213.68 per share. | 01 May 2024 | 3,635 | 6,074 (0%) | 0% | 213.7 | 776,727 | Common Stock |
| Daniel S. Frey | EVP & Chief Financial Officer | Sale of securities on an exchange or to another person at price $ 212.90 per share. | 25 Apr 2024 | 5,000 | 18,514 (0%) | 0% | 212.9 | 1,064,482 | Common Stock |
| Laurie J. Thomsen | Director | 24 Apr 2024 | 799 | 61,619 (0%) | 0% | 244.1 | 195,004 | Common Stock | |
| Laurie J. Thomsen | Director | 24 Apr 2024 | 51 | 0 (0%) | 0% | 0 | Common Stock | ||
| Michael Frederick Klein | EVP & President, Personal Ins. | Exercise or conversion of derivative security received from the company (such as an option) at price $ 126.18 per share. | 23 Apr 2024 | 10,000 | 32,797 (0%) | 0% | 126.2 | 1,261,800 | Common Stock |
| Michael Frederick Klein | EVP & President, Personal Ins. | Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. | 23 Apr 2024 | 10,000 | 29,044 | - | - | Stock Options (Right to Buy) | |
| Michael Frederick Klein | EVP & President, Personal Ins. | Sale of securities on an exchange or to another person at price $ 215.95 per share. | 23 Apr 2024 | 100 | 22,797 (0%) | 0% | 216.0 | 21,595 | Common Stock |
| Michael Frederick Klein | EVP & President, Personal Ins. | Sale of securities on an exchange or to another person at price $ 214.32 per share. | 23 Apr 2024 | 3,289 | 22,897 (0%) | 0% | 214.3 | 704,907 | Common Stock |
| Michael Frederick Klein | EVP & President, Personal Ins. | Sale of securities on an exchange or to another person at price $ 213.75 per share. | 23 Apr 2024 | 6,611 | 26,186 (0%) | 0% | 213.8 | 1,413,116 | Common Stock |
| Janet M. Dolan | Director | Grant, award, or other acquisition of securities at price $ 231.16 per share. | 28 Mar 2024 | 146 | 53,170 (0%) | 0% | 231.2 | 33,750 | Common Stock |
| Elizabeth E. Robinson | Director | Grant, award, or other acquisition of securities at price $ 231.22 per share. | 28 Mar 2024 | 173 | 9,205 (0%) | 0% | 231.2 | 40,001 | Common Stock |
| Russell G. Golden | Director | Grant, award, or other acquisition of securities at price $ 231.16 per share. | 28 Mar 2024 | 146 | 2,579 (0%) | 0% | 231.2 | 33,750 | Common Stock |
| Daniel Yin Tei-Hwa | EVP & Co-Chief Invest. Officer | Sale of securities on an exchange or to another person at price $ 221.34 per share. | 29 Feb 2024 | 9,502 | 58,817 (0%) | 0% | 221.3 | 2,103,173 | Common Stock |
| Yin Daniel Tei-Hwa | EVP & Co-Chief Invest. Officer | Exercise or conversion of derivative security received from the company (such as an option) at price $ 106.03 per share. | 29 Feb 2024 | 9,502 | 68,319 (0%) | 0% | 106.0 | 1,007,497 | Common Stock |
| Daniel Yin Tei-Hwa | EVP & Co-Chief Invest. Officer | Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. | 29 Feb 2024 | 9,502 | 0 | - | - | Stock Options (Right to Buy) | |
| Michael Klein Frederick | EVP & President, Personal Ins. | Exercise or conversion of derivative security received from the company (such as an option) at price $ 140.85 per share. | 28 Feb 2024 | 10,000 | 32,797 (0%) | 0% | 140.9 | 1,408,500 | Common Stock |
| Frederick Michael Klein | EVP & President, Personal Ins. | Sale of securities on an exchange or to another person at price $ 221.24 per share. | 28 Feb 2024 | 300 | 22,797 (0%) | 0% | 221.2 | 66,372 | Common Stock |
| Michael Frederick Klein | EVP & President, Personal Ins. | Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. | 28 Feb 2024 | 10,000 | 0 | - | - | Stock Options (Right to Buy) | |
| Heyman William H. | Vice Chairman | Gift of securities by or to the insider at price $ 0.00 per share. | 28 Feb 2024 | 10,000 | 250,384 (0%) | 0% | 0 | Common Stock | |
| Klein Frederick Michael | EVP & President, Personal Ins. | Sale of securities on an exchange or to another person at price $ 220.67 per share. | 28 Feb 2024 | 9,700 | 23,097 (0%) | 0% | 220.7 | 2,140,498 | Common Stock |
| Donnay Rowland David | EVP & Co-Chief Invest. Officer | Sale of securities on an exchange or to another person at price $ 220.98 per share. | 27 Feb 2024 | 5,263 | 7,864 (0%) | 0% | 221.0 | 1,163,025 | Common Stock |
| William H. Heyman | Vice Chairman | Sale of securities on an exchange or to another person at price $ 222.75 per share. | 22 Feb 2024 | 1,000 | 260,384 (0%) | 0% | 222.8 | 222,750 | Common Stock |
| H. Heyman William | Vice Chairman | Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. | 22 Feb 2024 | 3,000 | 37,005 | - | - | Stock Options (Right to Buy) | |
| Lefebvre Mojgan M. | EVP & Chief Tech & Ops Officer | Sale of securities on an exchange or to another person at price $ 220.00 per share. | 22 Feb 2024 | 12,500 | 0 (0%) | 0% | 220 | 2,750,000 | Common Stock |