Birgit Girshick's most recent trade in Charles River Laboratories International Inc. was a trade of 328 Common Stock done . Disclosure was reported to the exchange on March 4, 2026.
| Stock | Client Name | Client Category | Action | Reported to Exchange | Quantity | Post Transaction Holding | Traded % | Avg. Price | Value | Security Type |
|---|---|---|---|---|---|---|---|---|---|---|
| Charles River Labs | Birgit Girshick | Corporate Executive VP & COO | Gift of securities by or to the insider at price $ 0.00 per share. | 04 Mar 2026 | 328 | 40,417 (0%) | 0% | 0 | Common Stock | |
| Charles River Labs | Birgit Girshick | Corporate Executive VP & COO | Grant, award, or other acquisition of securities at price $ 0.00 per share. | 30 Jan 2026 | 9,500 | 29,974 (0%) | 0% | 0 | Common Stock | |
| Charles River Labs | Birgit Girshick | Corporate Executive VP & COO | Payment of exercise price or tax liability using portion of securities received from the company at price $ 211.68 per share. | 30 Jan 2026 | 3,061 | 26,913 (0%) | 0% | 211.7 | 647,952 | Common Stock |
| Charles River Labs | Birgit Girshick | Corporate Executive VP & COO | Grant, award, or other acquisition of securities at price $ 135.63 per share. | 30 May 2025 | 12,239 | 66,227 (0%) | 0% | 135.6 | 1,659,976 | Common Stock |
| Charles River Labs | Birgit Girshick | Corporate Executive VP & COO | Payment of exercise price or tax liability using portion of securities received from the company at price $ 135.63 per share. | 30 May 2025 | 283 | 65,944 (0%) | 0% | 135.6 | 38,383 | Common Stock |
| Charles River Labs | Birgit Girshick | Corporate Executive VP & COO | Payment of exercise price or tax liability using portion of securities received from the company at price $ 136.73 per share. | 26 May 2025 | 281 | 54,347 (0%) | 0% | 136.7 | 38,421 | Common Stock |
| Charles River Labs | Birgit Girshick | Corporate Executive VP & COO | Payment of exercise price or tax liability using portion of securities received from the company at price $ 136.73 per share. | 26 May 2025 | 242 | 54,105 (0%) | 0% | 136.7 | 33,089 | Common Stock |
| Charles River Labs | Birgit Girshick | Corporate Executive VP & COO | Payment of exercise price or tax liability using portion of securities received from the company at price $ 138.65 per share. | 26 May 2025 | 117 | 53,988 (0%) | 0% | 138.6 | 16,222 | Common Stock |
| Charles River Labs | Birgit Girshick | Corporate Executive VP & COO | Gift of securities by or to the insider at price $ 0.00 per share. | 25 Feb 2025 | 430 | 54,628 (0%) | 0% | 0 | Common Stock | |
| Charles River Labs | Birgit Girshick | Corporate Executive VP & COO | Purchase of securities on an exchange or from another person at price $ 164.63 per share. | 20 Feb 2025 | 1,514 | 55,058 (0%) | 0% | 164.6 | 249,250 | Common Stock |
| Charles River Labs | Birgit Girshick | Corporate Executive VP & COO | Grant, award, or other acquisition of securities at price $ 0.00 per share. | 31 Jan 2025 | 4,057 | 54,569 (0%) | 0% | 0 | Common Stock | |
| Charles River Labs | Birgit Girshick | Corporate Executive VP & COO | Payment of exercise price or tax liability using portion of securities received from the company at price $ 165.57 per share. | 31 Jan 2025 | 1,025 | 53,544 (0%) | 0% | 165.6 | 169,709 | Common Stock |
| Charles River Labs | Birgit Girshick | Corporate Executive VP & COO | Grant, award, or other acquisition of securities at price $ 0.00 per share. | 31 May 2024 | 8,722 | 8,722 | - | - | Stock Options (Right to Buy) | |
| Charles River Labs | Birgit Girshick | Corporate Executive VP & COO | Grant, award, or other acquisition of securities at price $ 0.00 per share. | 31 May 2024 | 3,838 | 50,512 (0%) | 0% | 0 | Common Stock | |
| Charles River Labs | Birgit Girshick | Corporate Executive VP & COO | Payment of exercise price or tax liability using portion of securities received from the company at price $ 214.51 per share. | 29 May 2024 | 216 | 46,674 (0%) | 0% | 214.5 | 46,334 | Common Stock |
| Charles River Labs | Birgit Girshick | Corporate Executive VP & COO | Payment of exercise price or tax liability using portion of securities received from the company at price $ 217.21 per share. | 26 May 2024 | 376 | 47,264 (0%) | 0% | 217.2 | 81,671 | Common Stock |
| Charles River Labs | Birgit Girshick | Corporate Executive VP & COO | Payment of exercise price or tax liability using portion of securities received from the company at price $ 217.21 per share. | 26 May 2024 | 242 | 47,022 (0%) | 0% | 217.2 | 52,565 | Common Stock |
| Charles River Labs | Birgit Girshick | Corporate Executive VP & COO | Payment of exercise price or tax liability using portion of securities received from the company at price $ 217.21 per share. | 26 May 2024 | 132 | 46,890 (0%) | 0% | 217.2 | 28,672 | Common Stock |
| Charles River Labs | Girshick Birgit | Corporate Executive VP & COO | Gift of securities by or to the insider at price $ 0.00 per share. | 15 Feb 2024 | 424 | 47,691 (0%) | 0% | 0 | Common Stock | |
| Charles River Labs | Birgit Girshick | Corporate Executive VP & COO | Grant, award, or other acquisition of securities at price $ 0.00 per share. | 29 Jan 2024 | 3,526 | 49,274 (0%) | 0% | 0 | Common Stock | |
| Charles River Labs | Birgit Girshick | Corporate Executive VP & COO | Grant, award, or other acquisition of securities at price $ 0.00 per share. | 29 Jan 2024 | 3,451 | 49,199 (0%) | 0% | 0 | Common Stock | |
| Charles River Labs | Girshick Birgit | Corporate Executive VP & COO | Payment of exercise price or tax liability using portion of securities received from the company at price $ 220.28 per share. | 29 Jan 2024 | 1,159 | 48,115 (0%) | 0% | 220.3 | 255,305 | Common Stock |
| Charles River Labs | Birgit Girshick | Corporate Executive VP & COO | Payment of exercise price or tax liability using portion of securities received from the company at price $ 220.28 per share. | 29 Jan 2024 | 1,135 | 48,064 (0%) | 0% | 220.3 | 250,018 | Common Stock |
| Charles River Labs | Birgit Girshick | Corporate Executive VP & COO | Exercise or conversion of derivative security received from the company (such as an option) at price $ 144.67 per share. | 10 Jan 2024 | 5,916 | 50,365 (0%) | 0% | 144.7 | 855,868 | Common Stock |
| Charles River Labs | Girshick Birgit | Corporate Executive VP & COO | Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. | 10 Jan 2024 | 5,916 | 0 | - | - | Stock Options (Right to Buy) | |
| Charles River Labs | Birgit Girshick | Corporate Executive VP & COO | Payment of exercise price or tax liability using portion of securities received from the company at price $ 213.14 per share. | 10 Jan 2024 | 4,617 | 45,748 (0%) | 0% | 213.1 | 984,067 | Common Stock |
| Charles River Labs | Birgit Girshick | Corporate Executive VP & COO | Grant, award, or other acquisition of securities at price $ 0.00 per share. | 26 May 2023 | 9,145 | 9,145 | - | - | Stock Options (Right to Buy) | |
| Charles River Labs | Birgit Girshick | Corporate Executive VP & COO | Grant, award, or other acquisition of securities at price $ 0.00 per share. | 26 May 2023 | 3,812 | 44,067 (0%) | 0% | 0 | Common Stock | |
| Charles River Labs | Birgit Girshick | Corporate Executive VP & COO | Payment of exercise price or tax liability using portion of securities received from the company at price $ 194.12 per share. | 26 May 2023 | 242 | 43,825 (0%) | 0% | 194.1 | 46,977 | Common Stock |
| Charles River Labs | Birgit Girshick | Corporate Executive VP & COO | Payment of exercise price or tax liability using portion of securities received from the company at price $ 194.12 per share. | 26 May 2023 | 216 | 43,477 (0%) | 0% | 194.1 | 41,930 | Common Stock |
| Charles River Labs | Birgit Girshick | Corporate Executive VP & COO | Payment of exercise price or tax liability using portion of securities received from the company at price $ 194.12 per share. | 26 May 2023 | 132 | 43,693 (0%) | 0% | 194.1 | 25,624 | Common Stock |
| Charles River Labs | Birgit Girshick | Corporate Executive VP & COO | Gift of securities by or to the insider at price $ 0.00 per share. | 07 Mar 2023 | 475 | 40,255 (0%) | 0% | 0 | Common Stock | |
| Charles River Labs | Birgit Girshick | Corporate Executive VP & COO | Payment of exercise price or tax liability using portion of securities received from the company at price $ 243.60 per share. | 22 Feb 2023 | 308 | 40,730 (0%) | 0% | 243.6 | 75,029 | Common Stock |
| Charles River Labs | Birgit Girshick | Corporate Executive VP & COO | Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. | 16 Feb 2023 | 3,205 | 0 | - | - | Stock Options (Right to Buy) | |
| Charles River Labs | Birgit Girshick | Corporate Executive VP & COO | Exercise or conversion of derivative security received from the company (such as an option) at price $ 109.34 per share. | 16 Feb 2023 | 3,205 | 44,243 (0%) | 0% | 109.3 | 350,435 | Common Stock |
| Charles River Labs | Birgit Girshick | Corporate Executive VP & COO | Sale of securities on an exchange or to another person at price $ 255.65 per share. | 16 Feb 2023 | 1,392 | 41,540 (0%) | 0% | 255.7 | 355,870 | Common Stock |
| Charles River Labs | Birgit Girshick | Corporate Executive VP & COO | Sale of securities on an exchange or to another person at price $ 256.48 per share. | 16 Feb 2023 | 502 | 41,038 (0%) | 0% | 256.5 | 128,751 | Common Stock |
| Charles River Labs | Birgit Girshick | Corporate Executive VP & COO | Sale of securities on an exchange or to another person at price $ 254.55 per share. | 16 Feb 2023 | 417 | 42,932 (0%) | 0% | 254.5 | 106,147 | Common Stock |
| Charles River Labs | Birgit Girshick | Corporate Executive VP & COO | Sale of securities on an exchange or to another person at price $ 253.78 per share. | 16 Feb 2023 | 219 | 43,349 (0%) | 0% | 253.8 | 55,578 | Common Stock |
| Charles River Labs | Birgit Girshick | Corporate Executive VP & COO | Sale of securities on an exchange or to another person at price $ 251.56 per share. | 16 Feb 2023 | 183 | 43,725 (0%) | 0% | 251.6 | 46,035 | Common Stock |
| Charles River Labs | Birgit Girshick | Corporate Executive VP & COO | Sale of securities on an exchange or to another person at price $ 252.87 per share. | 16 Feb 2023 | 157 | 43,568 (0%) | 0% | 252.9 | 39,700 | Common Stock |
| Charles River Labs | Birgit Girshick | Corporate Executive VP & COO | Sale of securities on an exchange or to another person at price $ 248.07 per share. | 16 Feb 2023 | 100 | 44,059 (0%) | 0% | 248.1 | 24,807 | Common Stock |
| Charles River Labs | Birgit Girshick | Corporate Executive VP & COO | Sale of securities on an exchange or to another person at price $ 246.13 per share. | 16 Feb 2023 | 84 | 44,159 (0%) | 0% | 246.1 | 20,675 | Common Stock |
| Charles River Labs | Birgit Girshick | Corporate Executive VP & COO | Sale of securities on an exchange or to another person at price $ 250.69 per share. | 16 Feb 2023 | 78 | 43,908 (0%) | 0% | 250.7 | 19,554 | Common Stock |
| Charles River Labs | Birgit Girshick | Corporate Executive VP & COO | Sale of securities on an exchange or to another person at price $ 249.22 per share. | 16 Feb 2023 | 73 | 43,986 (0%) | 0% | 249.2 | 18,193 | Common Stock |
| Charles River Labs | Birgit Girshick | Corporate Executive VP & COO | Grant, award, or other acquisition of securities at price $ 0.00 per share. | 27 Jan 2023 | 8,435 | 44,191 (0%) | 0% | 0 | Common Stock | |
| Charles River Labs | Birgit Girshick | Corporate Executive VP & COO | Payment of exercise price or tax liability using portion of securities received from the company at price $ 244.29 per share. | 27 Jan 2023 | 3,153 | 41,038 (0%) | 0% | 244.3 | 770,246 | Common Stock |
| Charles River Labs | Birgit Girshick | Corporate Executive VP & COO | Grant, award, or other acquisition of securities at price $ 0.00 per share. | 27 May 2022 | 6,634 | 6,634 | - | - | Stock Options (Right to Buy) | |
| Charles River Labs | Birgit Girshick | Corporate Executive VP & COO | Grant, award, or other acquisition of securities at price $ 0.00 per share. | 27 May 2022 | 2,455 | 36,124 (0%) | 0% | 0 | Common Stock | |
| Charles River Labs | Birgit Girshick | Corporate Executive VP & COO | Payment of exercise price or tax liability using portion of securities received from the company at price $ 244.41 per share. | 27 May 2022 | 218 | 35,756 (0%) | 0% | 244.4 | 53,281 | Common Stock |
| Charles River Labs | Birgit Girshick | Corporate Executive VP & COO | Payment of exercise price or tax liability using portion of securities received from the company at price $ 244.41 per share. | 27 May 2022 | 150 | 35,974 (0%) | 0% | 244.4 | 36,662 | Common Stock |
| Charles River Labs | Birgit Girshick | Corporate Executive VP & COO | Payment of exercise price or tax liability using portion of securities received from the company at price $ 289.58 per share. | 22 Feb 2022 | 280 | 33,669 (0%) | 0% | 289.6 | 81,082 | Common Stock |
| Charles River Labs | Birgit Girshick | Corporate Executive VP & COO | Payment of exercise price or tax liability using portion of securities received from the company at price $ 293.61 per share. | 22 Feb 2022 | 274 | 33,949 (0%) | 0% | 293.6 | 80,449 | Common Stock |
| Charles River Labs | Birgit Girshick | Corporate Executive VP & COO | Grant, award, or other acquisition of securities at price $ 0.00 per share. | 23 Sep 2021 | 11,029 | 38,100 (0%) | 0% | 0 | Common Stock | |
| Charles River Labs | Birgit Girshick | Corporate Executive VP & COO | Payment of exercise price or tax liability using portion of securities received from the company at price $ 312.24 per share. | 23 Sep 2021 | 3,877 | 34,223 (0%) | 0% | 312.2 | 1,210,554 | Common Stock |
| Charles River Labs | Birgit Girshick | Corporate Executive VP & COO | Gift of securities by or to the insider at price $ 0.00 per share. | 23 Sep 2021 | 531 | 27,071 (0%) | 0% | 0 | Common Stock | |
| Charles River Labs | Birgit Girshick | Corporate Executive VP | Sale of securities on an exchange or to another person at price $ 439.90 per share. | 13 Sep 2021 | 2,344 | 27,602 (0%) | 0% | 439.9 | 1,031,126 | Common Stock |
| Charles River Labs | Birgit Girshick | Corporate Executive VP | Sale of securities on an exchange or to another person at price $ 442.15 per share. | 13 Sep 2021 | 72 | 29,953 (0%) | 0% | 442.2 | 31,835 | Common Stock |
| Charles River Labs | Birgit Girshick | Corporate Executive VP | Sale of securities on an exchange or to another person at price $ 442.71 per share. | 13 Sep 2021 | 7 | 29,946 (0%) | 0% | 442.7 | 3,099 | Common Stock |
| Charles River Labs | Birgit Girshick | Corporate Executive VP | Sale of securities on an exchange or to another person at price $ 441.50 per share. | 13 Sep 2021 | 2 | 30,025 (0%) | 0% | 441.5 | 883 | Common Stock |
| Charles River Labs | Birgit Girshick | Corporate Executive VP | Grant, award, or other acquisition of securities at price $ 0.00 per share. | 28 May 2021 | 3,659 | 3,659 | - | - | Stock Options (Right to Buy) | |
| Charles River Labs | Birgit Girshick | Corporate Executive VP | Grant, award, or other acquisition of securities at price $ 0.00 per share. | 28 May 2021 | 1,183 | 30,243 (0%) | 0% | 0 | Common Stock | |
| Charles River Labs | Birgit Girshick | Corporate Executive VP | Payment of exercise price or tax liability using portion of securities received from the company at price $ 337.99 per share. | 28 May 2021 | 216 | 30,027 (0%) | 0% | 338.0 | 73,006 | Common Stock |
| Charles River Labs | Birgit Girshick | Corporate Executive VP | Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. | 05 Apr 2021 | 6,409 | 3,205 | - | - | Stock Options (Right to Buy) | |
| Charles River Labs | Birgit Girshick | Corporate Executive VP | Sale of securities on an exchange or to another person at price $ 304.85 per share. | 05 Apr 2021 | 6,409 | 29,060 (0%) | 0% | 304.9 | 1,953,784 | Common Stock |
| Charles River Labs | Birgit Girshick | Corporate Executive VP | Exercise or conversion of derivative security received from the company (such as an option) at price $ 109.34 per share. | 05 Apr 2021 | 6,409 | 35,469 (0%) | 0% | 109.3 | 700,760 | Common Stock |
| Charles River Labs | Birgit Girshick | Corporate Executive VP | Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. | 05 Apr 2021 | 5,986 | 0 | - | - | Stock Options (Right to Buy) | |
| Charles River Labs | Birgit Girshick | Corporate Executive VP | Sale of securities on an exchange or to another person at price $ 298.00 per share. | 05 Apr 2021 | 5,986 | 29,060 (0%) | 0% | 298 | 1,783,828 | Common Stock |
| Charles River Labs | Birgit Girshick | Corporate Executive VP | Exercise or conversion of derivative security received from the company (such as an option) at price $ 88.05 per share. | 05 Apr 2021 | 5,986 | 35,046 (0%) | 0% | 88.0 | 527,067 | Common Stock |
| Charles River Labs | Birgit Girshick | Corporate Executive VP | Exercise or conversion of derivative security received from the company (such as an option) at price $ 144.67 per share. | 05 Apr 2021 | 5,916 | 34,976 (0%) | 0% | 144.7 | 855,868 | Common Stock |
| Charles River Labs | Birgit Girshick | Corporate Executive VP | Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. | 05 Apr 2021 | 5,916 | 5,916 | - | - | Stock Options (Right to Buy) | |
| Charles River Labs | Birgit Girshick | Corporate Executive VP | Sale of securities on an exchange or to another person at price $ 304.85 per share. | 05 Apr 2021 | 5,916 | 29,060 (0%) | 0% | 304.9 | 1,803,493 | Common Stock |
| Charles River Labs | Birgit Girshick | Corporate Executive VP | Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. | 05 Apr 2021 | 999 | 5,986 | - | - | Stock Options (Right to Buy) | |
| Charles River Labs | Birgit Girshick | Corporate Executive VP | Sale of securities on an exchange or to another person at price $ 298.00 per share. | 05 Apr 2021 | 999 | 29,060 (0%) | 0% | 298 | 297,702 | Common Stock |
| Charles River Labs | Birgit Girshick | Corporate Executive VP | Exercise or conversion of derivative security received from the company (such as an option) at price $ 88.05 per share. | 05 Apr 2021 | 999 | 30,059 (0%) | 0% | 88.1 | 87,962 | Common Stock |