| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | XOMA | Common Stock | Purchase | $8,500 | +500 | +25% | $17.00 | 2,500 | 31 May 2023 | By spouse | |
| transaction | XOMA | Common Stock | Purchase | $17,200 | +1,000 | +40% | $17.20 | 3,500 | 31 May 2023 | By spouse | |
| holding | XOMA | Common Stock | 3,850 | 31 May 2023 | Direct |