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| Ticker | Owner | Relationship | Date | Transaction | Cost | #Shares | Value ($) | #Shares Total | SEC Form 4 |
|---|---|---|---|---|---|---|---|---|---|
| XOMA | Sitko Bradley | Chief Investment Officer | Apr 20 '26 | Option Exercise | 0.00 | 7,474 | 0 | 82,961 | Apr 22 12:00 AM |
| XOMA | Sitko Bradley | Chief Investment Officer | Sep 19 '25 | Option Exercise | 0.00 | 13,424 | 0 | 23,488 | Sep 23 12:00 AM |
| XOMA | Sitko Bradley | Chief Investment Officer | Jun 30 '25 | Buy | 25.39 | 2,000 | 50,780 | 7,045 | Jul 02 12:00 AM |
| XOMA | Sitko Bradley | Chief Investment Officer | Apr 07 '25 | Buy | 24.70 | 2,000 | 49,400 | 5,045 | Apr 09 12:00 AM |
| XOMA | Sitko Bradley | Chief Investment Officer | Mar 31 '25 | Buy | 21.04 | 1,245 | 26,201 | 11,484 | Apr 02 12:00 AM |
| XOMA | Sitko Bradley | Chief Investment Officer | Mar 21 '25 | Buy | 23.89 | 4,134 | 98,751 | 10,484 | Mar 25 12:00 AM |
| XOMA | Sitko Bradley | Chief Investment Officer | Jan 08 '25 | Buy | 25.64 | 545 | 13,975 | 313 | Jan 10 12:00 AM |
| XOMA | Sitko Bradley | Chief Investment Officer | Dec 31 '24 | Buy | 25.90 | 300 | 7,770 | 9,150 | Jan 03 12:00 AM |
| XOMA | Sitko Bradley | Chief Investment Officer | Oct 03 '23 | Buy | 13.89 | 250 | 3,473 | 5,600 | Oct 04 12:00 AM |
| XOMA | Sitko Bradley | Chief Investment Officer | Oct 02 '23 | Buy | 14.25 | 1,500 | 21,375 | 5,350 | Oct 04 12:00 AM |
| XOMA | Sitko Bradley | Chief Investment Officer | May 31 '23 | Buy | 17.13 | 1,500 | 25,700 | 3,500 | Jun 02 12:00 AM |
| XOMA | Sitko Bradley | Chief Investment Officer | May 23 '23 | Buy | 19.00 | 850 | 16,150 | 3,850 | May 25 12:00 AM |
| XOMA | Sitko Bradley | Chief Investment Officer | May 19 '23 | Buy | 19.50 | 1,000 | 19,500 | 3,000 | May 22 12:00 AM |
| XOMA | Sitko Bradley | Chief Investment Officer | May 16 '23 | Buy | 23.20 | 500 | 11,602 | 2,000 | May 17 12:00 AM |
| XOMA | Sitko Bradley | Chief Investment Officer | May 15 '23 | Buy | 23.40 | 1,500 | 35,100 | 1,500 | May 16 12:00 AM |
| XOMA | Sitko Bradley | Chief Investment Officer | May 12 '23 | Buy | 18.99 | 2,000 | 37,985 | 2,000 | May 16 12:00 AM |