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| Ticker | Owner | Relationship | Date | Transaction | Cost | #Shares | Value ($) | #Shares Total | SEC Form 4 |
|---|---|---|---|---|---|---|---|---|---|
| XOMA | BURNS THOMAS M. | SVP, Finance & CFO | Sep 22 '25 | Sale | 35.99 | 4,330 | 155,820 | 30,079 | Sep 23 12:00 AM |
| XOMA | BURNS THOMAS M. | SVP, Finance & CFO | Sep 19 '25 | Option Exercise | 0.00 | 23,692 | 0 | 44,208 | Sep 23 12:00 AM |
| XOMA | BURNS THOMAS M. | SVP, Finance & CFO | May 20 '25 | Sale | 25.38 | 10,482 | 266,033 | 22,563 | May 21 12:00 AM |
| XOMA | BURNS THOMAS M. | SVP, Finance & CFO | May 19 '25 | Option Exercise | 0.00 | 35,546 | 0 | 56,054 | May 21 12:00 AM |
| XOMA | BURNS THOMAS M. | SVP, Finance & CFO | Apr 01 '25 | Buy | 25.46 | 1,000 | 25,460 | 2,000 | Apr 02 12:00 AM |
| XOMA | BURNS THOMAS M. | SVP, Finance & CFO | Nov 13 '24 | Sale | 29.94 | 9,775 | 292,664 | 14,553 | Nov 13 12:00 AM |
| XOMA | BURNS THOMAS M. | SVP, Finance & CFO | Nov 11 '24 | Option Exercise | 0.00 | 35,546 | 0 | 73,827 | Nov 13 12:00 AM |
| XOMA | BURNS THOMAS M. | director: SVP, Finance & CFO | Jul 15 '22 | Option Exercise | 0.00 | 2,000 | 0 | 75,778 | Jul 18 12:00 AM |
| XOMA | BURNS THOMAS M. | director: SVP, Finance & CFO | Jul 15 '22 | Sale | 31.66 | 2,000 | 63,321 | 6,555 | Jul 18 12:00 AM |
| XOMA | BURNS THOMAS M. | director: SVP, Finance & CFO | Mar 21 '22 | Option Exercise | 0.00 | 12,000 | 0 | 18,000 | Mar 23 12:00 AM |
| XOMA | BURNS THOMAS M. | director: SVP, Finance & CFO | Mar 21 '22 | Sale | 30.02 | 2,339 | 70,209 | 6,555 | Mar 23 12:00 AM |
| XOMA | BURNS THOMAS M. | SVP, Finance & CFO | Dec 15 '20 | Sale | 41.41 | 15,000 | 621,086 | 6,555 | Dec 17 12:00 AM |
| XOMA | BURNS THOMAS M. | SVP, Finance & CFO | Dec 15 '20 | Option Exercise | 4.03 | 30,000 | 120,900 | 21,555 | Dec 17 12:00 AM |
| XOMA | BURNS THOMAS M. | SVP, Finance & CFO | Nov 23 '20 | Option Exercise | 4.03 | 10,250 | 41,308 | 22,000 | Nov 24 12:00 AM |
| XOMA | BURNS THOMAS M. | SVP, Finance & CFO | Nov 23 '20 | Sale | 32.93 | 5,125 | 168,752 | 6,555 | Nov 24 12:00 AM |
| XOMA | BURNS THOMAS M. | SVP, Finance & CFO | Nov 20 '20 | Option Exercise | 4.03 | 13,750 | 55,412 | 27,125 | Nov 24 12:00 AM |
| XOMA | BURNS THOMAS M. | SVP, Finance & CFO | Nov 20 '20 | Sale | 32.52 | 6,875 | 223,555 | 6,555 | Nov 24 12:00 AM |
| XOMA | BURNS THOMAS M. | SVP, Finance & CFO | Nov 05 '20 | Option Exercise | 4.03 | 16,000 | 64,480 | 34,000 | Nov 06 12:00 AM |
| XOMA | BURNS THOMAS M. | SVP, Finance & CFO | Nov 05 '20 | Sale | 26.11 | 8,000 | 208,908 | 6,555 | Nov 06 12:00 AM |
| XOMA | BURNS THOMAS M. | Sr. VP, Finance and CFO | Sep 19 '19 | Option Exercise | 4.03 | 8,342 | 33,618 | 42,000 | Sep 20 12:00 AM |
| XOMA | BURNS THOMAS M. | Sr. VP, Finance and CFO | Sep 19 '19 | Sale | 21.41 | 4,171 | 89,296 | 6,555 | Sep 20 12:00 AM |
| XOMA | BURNS THOMAS M. | Sr. VP, Finance and CFO | Sep 18 '19 | Option Exercise | 4.03 | 7,658 | 30,862 | 46,171 | Sep 20 12:00 AM |
| XOMA | BURNS THOMAS M. | Sr. VP, Finance and CFO | Sep 18 '19 | Sale | 21.96 | 3,829 | 84,091 | 6,555 | Sep 20 12:00 AM |
| XOMA | BURNS THOMAS M. | SVP, Finance & CFO | Apr 27 '18 | Option Exercise | 5.50 | 5,310 | 29,206 | 24,000 | Apr 27 12:00 AM |
| XOMA | BURNS THOMAS M. | SVP, Finance & CFO | Apr 27 '18 | Sale | 24.77 | 2,655 | 65,757 | 6,555 | Apr 27 12:00 AM |
| XOMA | BURNS THOMAS M. | SVP, Finance & CFO | Apr 26 '18 | Sale | 24.69 | 8,345 | 206,050 | 6,555 | Apr 27 12:00 AM |
| XOMA | BURNS THOMAS M. | SVP, Finance & CFO | Apr 26 '18 | Option Exercise | 5.50 | 16,690 | 91,796 | 26,655 | Apr 27 12:00 AM |
| XOMA | BURNS THOMAS M. | SVP, Finance & CFO | Nov 15 '17 | Sale | 27.05 | 8,392 | 226,978 | 6,555 | Nov 15 12:00 AM |
| XOMA | BURNS THOMAS M. | SVP, Finance & CFO | Nov 15 '17 | Option Exercise | 4.03 | 16,784 | 67,640 | 77,778 | Nov 15 12:00 AM |
| XOMA | BURNS THOMAS M. | SVP, Finance & CFO | Nov 14 '17 | Sale | 28.34 | 6,847 | 194,054 | 6,555 | Nov 15 12:00 AM |
| XOMA | BURNS THOMAS M. | SVP, Finance & CFO | Nov 14 '17 | Option Exercise | 4.03 | 13,694 | 55,186 | 86,170 | Nov 15 12:00 AM |
| XOMA | BURNS THOMAS M. | SVP, Finance & CFO | Nov 13 '17 | Sale | 30.99 | 6,983 | 216,419 | 6,555 | Nov 15 12:00 AM |
| XOMA | BURNS THOMAS M. | SVP, Finance & CFO | Nov 13 '17 | Option Exercise | 4.03 | 13,966 | 56,282 | 93,017 | Nov 15 12:00 AM |
| XOMA | BURNS THOMAS M. | VP, Finance & Chief Financial | Mar 21 '17 | Sale | 5.40 | 2,598 | 14,030 | 6,555 | Mar 23 12:00 AM |
| XOMA | BURNS THOMAS M. | VP, Finance & Chief Financial | Mar 22 '16 | Sale | 0.78 | 19,249 | 15,105 | 183,071 | Mar 22 12:00 AM |