| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Hughes Owen | Chief Executive Officer, Director | C/O XOMA ROYALTY CORPORATION, 2200 POWELL STREET, SUITE 310, EMERYVILLE | /s/ Thomas Burns, Attorney-in-Fact for Owen Hughes | 08 Dec 2025 | 0001575933 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | XOMA | Depositary Shares - 8.375% B Cumulative Stock | Purchase | $2,505,000 | +100,000 | +5000% | $25.05 | 102,000 | 04 Dec 2025 | Direct | |
| holding | XOMA | Common Stock | 98,268 | 04 Dec 2025 | Direct | ||||||
| holding | XOMA | Common Stock | 295 | 04 Dec 2025 | By 401(k) Plan |