William W. Burke's most recent trade in Covista Inc. was a trade of 1,445 Common Stock done at an average price of $96.9 . Disclosure was reported to the exchange on Nov. 12, 2025.
| Stock | Client Name | Client Category | Action | Reported to Exchange | Quantity | Post Transaction Holding | Traded % | Avg. Price | Value | Security Type |
|---|---|---|---|---|---|---|---|---|---|---|
| Covista Inc | William W. Burke | Director | Grant, award, or other acquisition of securities at price $ 96.86 per share. | 12 Nov 2025 | 1,445 | 10,813 (0%) | 0% | 96.9 | 139,963 | Common Stock |
| Covista Inc | William W. Burke | Director | Payment of exercise price or tax liability using portion of securities received from the company at price $ 96.26 per share. | 12 Nov 2025 | 390 | 10,423 (0%) | 0% | 96.3 | 37,541 | Common Stock |
| Axogen Inc | William P. Burke | Director | Exercise or conversion of derivative security received from the company (such as an option) at price $ 8.14 per share. | 10 Nov 2025 | 19,227 | 19,327 (0%) | 0% | 8.1 | 156,508 | Common Stock |
| Axogen Inc | William P. Burke | Director | Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. | 10 Nov 2025 | 19,227 | 3,591 | - | - | Stock Option (right to purchase) | |
| Axogen Inc | William P. Burke | Director | Sale of securities on an exchange or to another person at price $ 24.01 per share. | 10 Nov 2025 | 19,227 | 100 (0%) | 0% | 24.0 | 461,640 | Common Stock |
| Axogen Inc | William P. Burke | Director | Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. | 10 Nov 2025 | 3,591 | 0 | - | - | Stock Option (right to purchase) | |
| Axogen Inc | William P. Burke | Director | Sale of securities on an exchange or to another person at price $ 24.02 per share. | 10 Nov 2025 | 3,591 | 100 (0%) | 0% | 24.0 | 86,249 | Common Stock |
| Axogen Inc | William P. Burke | Director | Exercise or conversion of derivative security received from the company (such as an option) at price $ 8.14 per share. | 10 Nov 2025 | 3,591 | 3,691 (0%) | 0% | 8.1 | 29,231 | Common Stock |
| Axogen Inc | William P. Burke | Director | Sale of securities on an exchange or to another person at price $ 24.05 per share. | 05 Nov 2025 | 11,431 | 100 (0%) | 0% | 24.0 | 274,893 | Common Stock |
| Axogen Inc | William P. Burke | Director | Exercise or conversion of derivative security received from the company (such as an option) at price $ 8.14 per share. | 05 Nov 2025 | 11,431 | 11,531 (0%) | 0% | 8.1 | 93,048 | Common Stock |
| Axogen Inc | William P. Burke | Director | Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. | 05 Nov 2025 | 11,431 | 28,165 | - | - | Stock Option (right to purchase) | |
| Axogen Inc | William P. Burke | Director | Sale of securities on an exchange or to another person at price $ 24.01 per share. | 05 Nov 2025 | 5,347 | 100 (0%) | 0% | 24.0 | 128,371 | Common Stock |
| Axogen Inc | William P. Burke | Director | Exercise or conversion of derivative security received from the company (such as an option) at price $ 8.14 per share. | 05 Nov 2025 | 5,347 | 5,447 (0%) | 0% | 8.1 | 43,525 | Common Stock |
| Axogen Inc | William P. Burke | Director | Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. | 05 Nov 2025 | 5,347 | 22,818 | - | - | Stock Option (right to purchase) | |
| Axogen Inc | William P. Burke | Director | Exercise or conversion of derivative security received from the company (such as an option) at price $ 6.30 per share. | 29 Oct 2025 | 20,436 | 20,536 (0%) | 0% | 6.3 | 128,747 | Common Stock |
| Axogen Inc | William P. Burke | Director | Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. | 29 Oct 2025 | 20,436 | 0 | - | - | Stock Option (right to buy) | |
| Axogen Inc | William P. Burke | Director | Sale of securities on an exchange or to another person at price $ 19.15 per share. | 29 Oct 2025 | 20,436 | 100 (0%) | 0% | 19.2 | 391,435 | Common Stock |
| Axogen Inc | William P. Burke | Director | Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. | 29 Oct 2025 | 19,799 | 39,596 | - | - | Stock Option (right to purchase) | |
| Axogen Inc | William P. Burke | Director | Sale of securities on an exchange or to another person at price $ 22.00 per share. | 29 Oct 2025 | 19,799 | 100 (0%) | 0% | 22 | 435,578 | Common Stock |
| Axogen Inc | William P. Burke | Director | Exercise or conversion of derivative security received from the company (such as an option) at price $ 8.14 per share. | 29 Oct 2025 | 19,799 | 19,899 (0%) | 0% | 8.1 | 161,164 | Common Stock |
| Axogen Inc | William P. Burke | Director | Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. | 29 Oct 2025 | 18,248 | 0 | - | - | Employee Stock Option (right to purchase) | |
| Axogen Inc | William P. Burke | Director | Sale of securities on an exchange or to another person at price $ 23.00 per share. | 29 Oct 2025 | 18,248 | 100 (0%) | 0% | 23 | 419,704 | Common Stock |
| Axogen Inc | William P. Burke | Director | Exercise or conversion of derivative security received from the company (such as an option) at price $ 7.04 per share. | 29 Oct 2025 | 18,248 | 18,348 (0%) | 0% | 7.0 | 128,466 | Common Stock |
| Axogen Inc | William P. Burke | Director | Sale of securities on an exchange or to another person at price $ 18.02 per share. | 22 Oct 2025 | 1,457 | 100 (0%) | 0% | 18.0 | 26,252 | Common Stock |
| Axogen Inc | William P. Burke | Director | Sale of securities on an exchange or to another person at price $ 18.00 per share. | 06 Oct 2025 | 736 | 1,557 (0%) | 0% | 18.0 | 13,249 | Common Stock |
| Axogen Inc | William P. Burke | Director | Sale of securities on an exchange or to another person at price $ 18.21 per share. | 02 Oct 2025 | 14,571 | 2,293 (0%) | 0% | 18.2 | 265,283 | Common Stock |
| Axogen Inc | William P. Burke | Director | Sale of securities on an exchange or to another person at price $ 18.01 per share. | 02 Oct 2025 | 7,620 | 16,864 (0%) | 0% | 18.0 | 137,200 | Common Stock |
| Axogen Inc | William P. Burke | Director | Sale of securities on an exchange or to another person at price $ 18.21 per share. | 02 Oct 2025 | 7,600 | 0 (0%) | 0% | 18.2 | 138,367 | Common Stock |
| Axogen Inc | William P. Burke | Director | Sale of securities on an exchange or to another person at price $ 18.01 per share. | 02 Oct 2025 | 2,400 | 7,600 (0%) | 0% | 18.0 | 43,224 | Common Stock |
| Axogen Inc | William P. Burke | Director | Grant, award, or other acquisition of securities at price $ 0.00 per share. | 19 Jun 2025 | 14,150 | 14,150 | - | - | Restricted Stock Units | |
| Axogen Inc | William P. Burke | Director | Sale of securities on an exchange or to another person at price $ 10.61 per share. | 09 Jun 2025 | 4,073 | 24,484 (0%) | 0% | 10.6 | 43,215 | Common Stock |
| Covista Inc | William W. Burke | Director | Sale of securities on an exchange or to another person at price $ 128.35 per share. | 05 Jun 2025 | 2,291 | 9,368 (0%) | 0% | 128.3 | 294,048 | Common Stock |
| Tactile Systems Tech Inc | William W. Burke | Director | Grant, award, or other acquisition of securities at price $ 0.00 per share. | 07 May 2025 | 16,078 | 51,820 (0%) | 0% | 0 | Common Stock | |
| Tactile Systems Tech Inc | William W. Burke | Director | Sale of securities on an exchange or to another person at price $ 9.67 per share. | 07 May 2025 | 3,300 | 48,520 (0%) | 0% | 9.7 | 31,911 | Common Stock |
| Covista Inc | William W. Burke | Director | Sale of securities on an exchange or to another person at price $ 90.39 per share. | 29 Nov 2024 | 4,000 | 11,659 (0%) | 0% | 90.4 | 361,550 | Common Stock |
| Covista Inc | William W. Burke | Director | Grant, award, or other acquisition of securities at price $ 89.85 per share. | 08 Nov 2024 | 1,560 | 15,659 (0%) | 0% | 89.9 | 140,166 | Common Stock |
| Covista Inc | William W. Burke | Director | Payment of exercise price or tax liability using portion of securities received from the company at price $ 91.23 per share. | 08 Nov 2024 | 752 | 14,099 (0%) | 0% | 91.2 | 68,605 | Common Stock |
| Axogen Inc | William P. Burke | Director | Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. | 01 Sep 2024 | 11,904 | 28,557 (0%) | 0% | 0 | Common Stock | |
| Axogen Inc | William P. Burke | Director | Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. | 01 Sep 2024 | 11,904 | 0 | - | - | Restricted Stock Units | |
| Axogen Inc | William P. Burke | Director | Grant, award, or other acquisition of securities at price $ 0.00 per share. | 06 Jun 2024 | 18,248 | 18,248 | - | - | Employee Stock Option (right to purchase) | |
| Axogen Inc | William P. Burke | Director | Grant, award, or other acquisition of securities at price $ 0.00 per share. | 06 Jun 2024 | 10,653 | 16,653 (0%) | 0% | - | Common Stock | |
| Tactile Systems Tech Inc | William W. Burke | Director | Grant, award, or other acquisition of securities at price $ 0.00 per share. | 08 May 2024 | 10,469 | 35,742 (0%) | 0% | 0 | Common Stock | |
| Tactile Systems Tech Inc | William W. Burke | Director | Sale of securities on an exchange or to another person at price $ 14.06 per share. | 08 May 2024 | 2,500 | 25,273 (0%) | 0% | 14.1 | 35,150 | Common Stock |
| Carnival | William Richard Burke | Chief Maritime Officer | Grant, award, or other acquisition of securities at price $ 0.00 per share. | 08 Apr 2024 | 9,993 | 90,600 (0%) | 0% | 0 | Common Stock | |
| Ametek | William J. Burke | Executive VP - CFO | Sale of securities on an exchange or to another person at price $ 185.05 per share. | 21 Mar 2024 | 27,400 | 106,512 (0%) | 0% | 185.1 | 5,070,375 | Common Stock |
| Ametek | William J. Burke | Executive VP - CFO | Exercise or conversion of derivative security received from the company (such as an option) at price $ 63.37 per share. | 21 Mar 2024 | 27,400 | 133,912 (0%) | 0% | 63.4 | 1,736,338 | Common Stock |
| Ametek | William J. Burke | Executive VP - CFO | Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. | 21 Mar 2024 | 27,400 | 0 | - | - | Stock Option | |
| Ametek | William J. Burke | Executive VP - CFO | Payment of exercise price or tax liability using portion of securities received from the company at price $ 184.91 per share. | 21 Mar 2024 | 802 | 106,512 (0%) | 0% | 184.9 | 148,298 | Common Stock |
| Ametek | William J. Burke | Executive VP - CFO | Payment of exercise price or tax liability using portion of securities received from the company at price $ 183.15 per share. | 21 Mar 2024 | 609 | 105,903 (0%) | 0% | 183.1 | 111,538 | Common Stock |
| Ametek | William J. Burke | Executive VP - CFO | Payment of exercise price or tax liability using portion of securities received from the company at price $ 180.86 per share. | 11 Mar 2024 | 607 | 107,314 (0%) | 0% | 180.9 | 109,782 | Common Stock |
| Ametek | William J. Burke | Executive VP - CFO | Grant, award, or other acquisition of securities at price $ 0.00 per share. | 22 Feb 2024 | 10,994 | 112,703 (0%) | 0% | 0 | Common Stock | |
| Ametek | Burke William J. | Executive VP - CFO | Payment of exercise price or tax liability using portion of securities received from the company at price $ 178.21 per share. | 22 Feb 2024 | 4,782 | 107,921 (0%) | 0% | 178.2 | 852,200 | Common Stock |
| Carnival | Richard Burke William | Chief Maritime Officer | Payment of exercise price or tax liability using portion of securities received from the company at price $ 15.37 per share. | 15 Feb 2024 | 4,375 | 82,285 (0%) | 0% | 15.4 | 67,249 | Common Stock |
| Carnival | Richard William Burke | Chief Maritime Officer | Payment of exercise price or tax liability using portion of securities received from the company at price $ 15.37 per share. | 15 Feb 2024 | 3,403 | 86,660 (0%) | 0% | 15.4 | 52,308 | Common Stock |
| Carnival | Burke William Richard | Chief Maritime Officer | Payment of exercise price or tax liability using portion of securities received from the company at price $ 15.37 per share. | 15 Feb 2024 | 1,678 | 80,607 (0%) | 0% | 15.4 | 25,793 | Common Stock |
| Ametek | William Burke J. | Executive VP - CFO | Exercise or conversion of derivative security received from the company (such as an option) at price $ 85.45 per share. | 12 Feb 2024 | 17,437 | 119,146 (0%) | 0% | 85.5 | 1,489,992 | Common Stock |
| Ametek | Burke J. William | Executive VP - CFO | Sale of securities on an exchange or to another person at price $ 168.51 per share. | 12 Feb 2024 | 17,437 | 101,709 (0%) | 0% | 168.5 | 2,938,396 | Common Stock |
| Ametek | J. Burke William | Executive VP - CFO | Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. | 12 Feb 2024 | 17,437 | 0 | - | - | Stock Option | |
| Ametek | William Burke J. | Executive VP - CFO | Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. | 12 Feb 2024 | 5,973 | 17,437 | - | - | Stock Option | |
| Ametek | William Burke J. | Executive VP - CFO | Sale of securities on an exchange or to another person at price $ 168.90 per share. | 12 Feb 2024 | 5,973 | 101,709 (0%) | 0% | 168.9 | 1,008,853 | Common Stock |
| Ametek | J. William Burke | Executive VP - CFO | Exercise or conversion of derivative security received from the company (such as an option) at price $ 85.45 per share. | 12 Feb 2024 | 5,973 | 107,682 (0%) | 0% | 85.5 | 510,393 | Common Stock |
| Ametek | Burke J. William | Executive VP - CFO | Other type of transaction at price $ 0.00 per share. | 12 Feb 2024 | 81 | 12,523 (0%) | 0% | 0 | Common Stock/ Serp | |
| Ametek | J. Burke William | Executive VP - CFO | Other type of transaction at price $ 0.00 per share. | 12 Feb 2024 | 21 | 3,253 (0%) | 0% | 0 | Common Stock/ Deferred Compensation | |
| Carnival | William Richard Burke | Chief Maritime Officer | Payment of exercise price or tax liability using portion of securities received from the company at price $ 17.05 per share. | 19 Jan 2024 | 4,017 | 90,063 (0%) | 0% | 17.0 | 68,472 | Common Stock |
| Ametek | William Burke J. | Executive VP - CFO | Gift of securities by or to the insider at price $ 0.00 per share. | 13 Dec 2023 | 226 | 101,711 (0%) | 0% | 0 | Common Stock | |
| Ametek | Burke William J. | Executive VP - CFO | Gift of securities by or to the insider at price $ 0.00 per share. | 13 Dec 2023 | 2 | 101,709 (0%) | 0% | 0 | Common Stock | |
| Covista Inc | William W. Burke | Director | Grant, award, or other acquisition of securities at price $ 55.32 per share. | 08 Nov 2023 | 2,530 | 15,801 (0%) | 0% | 55.3 | 139,960 | Common Stock |
| Covista Inc | William W. Burke | Director | Payment of exercise price or tax liability using portion of securities received from the company at price $ 55.19 per share. | 08 Nov 2023 | 950 | 14,851 (0%) | 0% | 55.2 | 52,431 | Common Stock |
| Ametek | William J. Burke | Executive VP - CFO | Exercise or conversion of derivative security received from the company (such as an option) at price $ 73.45 per share. | 31 Aug 2023 | 33,930 | 135,867 (0%) | 0% | 73.5 | 2,492,159 | Common Stock |
| Ametek | William J. Burke | Executive VP - CFO | Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. | 31 Aug 2023 | 33,930 | 0 | - | - | Stock Option | |
| Ametek | William J. Burke | Executive VP - CFO | Sale of securities on an exchange or to another person at price $ 160.29 per share. | 31 Aug 2023 | 33,930 | 101,937 (0%) | 0% | 160.3 | 5,438,650 | Common Stock |
| Axogen Inc | William P. Burke | Director | Purchase of securities on an exchange or from another person at price $ 6.56 per share. | 23 Aug 2023 | 10,000 | 10,000 (0%) | 0% | 6.6 | 65,600 | Common Stock |
| Axogen Inc | William P. Burke | Director | Grant, award, or other acquisition of securities at price $ 6.31 per share. | 23 Aug 2023 | 6,000 | 6,000 (0%) | 0% | 6.3 | 37,860 | Common Stock |
| Covista Inc | William W. Burke | Director | Sale of securities on an exchange or to another person at price $ 43.60 per share. | 14 Aug 2023 | 1,500 | 13,271 (0%) | 0% | 43.6 | 65,400 | Common Stock |
| NovoCure Ltd | William Patrick Burke | Chief Human Resources Officer | Grant, award, or other acquisition of securities at price $ 35.28 per share. | 30 Jun 2023 | 357 | 66,447 (0%) | 0% | 35.3 | 12,595 | Ordinary Shares |
| Miromatrix Medical Inc | William P. Burke | Director | Grant, award, or other acquisition of securities at price $ 0.00 per share. | 01 Jun 2023 | 54,201 | 134,356 | - | 0 | Common Stock | |
| Ametek | William J. Burke | Executive VP - CFO | Gift of securities by or to the insider at price $ 0.00 per share. | 16 May 2023 | 350 | 101,937 (0%) | 0% | 0 | Common Stock | |
| Tactile Systems Tech Inc | William W. Burke | Director | Sale of securities on an exchange or to another person at price $ 21.86 per share. | 12 May 2023 | 4,400 | 27,773 (0%) | 0% | 21.9 | 96,184 | Common Stock |
| Tactile Systems Tech Inc | William W. Burke | Director | Grant, award, or other acquisition of securities at price $ 0.00 per share. | 08 May 2023 | 7,737 | 32,173 (0%) | 0% | 0 | Common Stock | |
| Carnival | William Richard Burke | Chief Maritime Officer | Grant, award, or other acquisition of securities at price $ 0.00 per share. | 21 Apr 2023 | 12,793 | 92,823 (0%) | 0% | 0 | Common Stock | |
| Ametek | William J. Burke | Executive VP - CFO | Grant, award, or other acquisition of securities at price $ 0.00 per share. | 22 Mar 2023 | 13,470 | 13,470 | - | - | Stock Option | |
| Ametek | William J. Burke | Executive VP - CFO | Grant, award, or other acquisition of securities at price $ 138.46 per share. | 22 Mar 2023 | 4,200 | 102,287 (0%) | 0% | 138.5 | 581,532 | Common Stock |
| Ametek | William J. Burke | Executive VP - CFO | Payment of exercise price or tax liability using portion of securities received from the company at price $ 138.54 per share. | 20 Mar 2023 | 881 | 98,889 (0%) | 0% | 138.5 | 122,054 | Common Stock |
| Ametek | William J. Burke | Executive VP - CFO | Payment of exercise price or tax liability using portion of securities received from the company at price $ 140.07 per share. | 20 Mar 2023 | 802 | 98,087 (0%) | 0% | 140.1 | 112,336 | Common Stock |
| Ametek | William J. Burke | Executive VP - CFO | Payment of exercise price or tax liability using portion of securities received from the company at price $ 135.35 per share. | 13 Mar 2023 | 606 | 99,770 (0%) | 0% | 135.3 | 82,022 | Common Stock |
| Miromatrix Medical Inc | William P. Burke | Director | Purchase of securities on an exchange or from another person at price $ 1.60 per share. | 10 Mar 2023 | 31,250 | 80,155 | - | 1.6 | 50,000 | Common Stock |
| NovoCure Ltd | William Patrick Burke | Chief Human Resources Officer | Sale of securities on an exchange or to another person at price $ 76.16 per share. | 03 Mar 2023 | 593 | 66,090 (0%) | 0% | 76.2 | 45,163 | Ordinary Shares |
| NovoCure Ltd | William Patrick Burke | Chief Human Resources Officer | Sale of securities on an exchange or to another person at price $ 75.28 per share. | 02 Mar 2023 | 281 | 66,683 (0%) | 0% | 75.3 | 21,153 | Ordinary Shares |
| NovoCure Ltd | William Patrick Burke | Chief Human Resources Officer | Grant, award, or other acquisition of securities at price $ 0.00 per share. | 28 Feb 2023 | 20,168 | 20,168 | - | - | Options to Buy Ordinary Shares | |
| NovoCure Ltd | William Patrick Burke | Chief Human Resources Officer | Grant, award, or other acquisition of securities at price $ 0.00 per share. | 28 Feb 2023 | 12,125 | 67,719 (0%) | 0% | 0 | Ordinary Shares | |
| NovoCure Ltd | William Patrick Burke | Chief Human Resources Officer | Sale of securities on an exchange or to another person at price $ 76.36 per share. | 28 Feb 2023 | 755 | 66,964 (0%) | 0% | 76.4 | 57,654 | Ordinary Shares |
| Carnival | William Richard Burke | Chief Maritime Officer | Grant, award, or other acquisition of securities at price $ 0.00 per share. | 21 Feb 2023 | 22,237 | 80,030 (0%) | 0% | 0 | Common Stock | |
| Ametek | William J. Burke | Executive VP - CFO | Grant, award, or other acquisition of securities at price $ 0.00 per share. | 21 Feb 2023 | 17,342 | 107,189 (0%) | 0% | 0 | Common Stock | |
| Carnival | William Richard Burke | Chief Maritime Officer | Grant, award, or other acquisition of securities at price $ 0.00 per share. | 21 Feb 2023 | 17,295 | 57,793 (0%) | 0% | 0 | Common Stock | |
| Ametek | William J. Burke | Executive VP - CFO | Payment of exercise price or tax liability using portion of securities received from the company at price $ 143.00 per share. | 21 Feb 2023 | 6,813 | 100,376 (0%) | 0% | 143 | 974,259 | Common Stock |
| Ametek | William J. Burke | Executive VP - CFO | Other type of transaction at price $ 0.00 per share. | 21 Feb 2023 | 88 | 12,442 (0%) | 0% | 0 | Common Stock/ Serp | |
| Ametek | William J. Burke | Executive VP - CFO | Other type of transaction at price $ 0.00 per share. | 21 Feb 2023 | 23 | 3,232 (0%) | 0% | 0 | Common Stock/ Deferred Compensation | |
| Carnival | William Richard Burke | Chief Maritime Officer | Grant, award, or other acquisition of securities at price $ 0.00 per share. | 06 Feb 2023 | 17,351 | 44,723 (0%) | 0% | 0 | Common Stock | |
| Carnival | William Richard Burke | Chief Maritime Officer | Grant, award, or other acquisition of securities at price $ 0.00 per share. | 06 Feb 2023 | 4,322 | 28,425 (0%) | 0% | 0 | Common Stock | |
| Carnival | William Richard Burke | Chief Maritime Officer | Payment of exercise price or tax liability using portion of securities received from the company at price $ 11.67 per share. | 06 Feb 2023 | 4,225 | 40,498 (0%) | 0% | 11.7 | 49,304 | Common Stock |
| Carnival | William Richard Burke | Chief Maritime Officer | Payment of exercise price or tax liability using portion of securities received from the company at price $ 11.67 per share. | 06 Feb 2023 | 1,053 | 27,372 (0%) | 0% | 11.7 | 12,288 | Common Stock |