21 insiders reported 174 Form 4 transactions for XOMA Royalty Corp (XOMA) over the past 18 months (most recent 2026-07-16). Recent activity: BVF I GP LLC (10% Owner) Sell 2.8M shares, BVF Partners OS Ltd. (Insider) Sell 2.8M shares, BIOTECHNOLOGY VALUE FUND L P (10% Owner) Sell 3.6M shares, BVF GP HOLDINGS LLC (10% Owner) Sell 3.6M shares, LAMPERT MARK N (10% Owner) Sell 3.6M shares. Source: SEC Form 4.
| Date | Insider | Title | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-07-16 | BVF I GP LLC | 10% Owner | Sell | 2.8M | $0 |
| 2026-07-16 | BVF Partners OS Ltd. | Insider | Sell | 2.8M | $0 |
| 2026-07-16 | BIOTECHNOLOGY VALUE FUND L P | 10% Owner | Sell | 3.6M | $0 |
| 2026-07-16 | BVF GP HOLDINGS LLC | 10% Owner | Sell | 3.6M | $0 |
| 2026-07-16 | LAMPERT MARK N | 10% Owner | Sell | 3.6M | $0 |
| 2026-07-16 | BVF PARTNERS L P/IL | 10% Owner | Sell | 3.6M | $0 |
| 2026-07-16 | BVF II GP LLC | 10% Owner | Sell | 3.6M | $0 |
| 2026-07-16 | BVF II GP LLC | 10% Owner | Sell | 412,000 | $0 |
| 2026-07-16 | BVF I GP LLC | 10% Owner | Sell | 3.6M | $0 |
| 2026-07-16 | BVF Partners OS Ltd. | Insider | Sell | 3.6M | $0 |
| 2026-07-16 | BVF INC/IL | 10% Owner | Sell | 3.6M | $0 |
| 2026-07-16 | BIOTECHNOLOGY VALUE FUND L P | 10% Owner | Sell | 2.8M | $0 |
| 2026-07-16 | LAMPERT MARK N | 10% Owner | Sell | 2.8M | $0 |
| 2026-07-16 | BVF PARTNERS L P/IL | 10% Owner | Sell | 2.8M | $0 |
| 2026-07-16 | BVF GP HOLDINGS LLC | 10% Owner | Sell | 2.8M | $0 |
| 2026-07-16 | BVF II GP LLC | 10% Owner | Sell | 2.8M | $0 |
| 2026-07-16 | BVF INC/IL | 10% Owner | Sell | 2.8M | $0 |
| 2026-07-16 | BIOTECHNOLOGY VALUE FUND II LP | 10% Owner | Sell | 2.8M | $0 |
| 2026-07-16 | Biotechnology Value Trading Fund OS LP | Insider | Sell | 2.8M | $0 |
| 2026-07-16 | BIOTECHNOLOGY VALUE FUND II LP | 10% Owner | Sell | 3.6M | $0 |
| 2026-07-16 | BIOTECHNOLOGY VALUE FUND II LP | 10% Owner | Sell | 412,000 | $0 |
| 2026-07-16 | Biotechnology Value Trading Fund OS LP | Insider | Sell | 412,000 | $0 |
| 2026-07-16 | BVF Partners OS Ltd. | Insider | Sell | 412,000 | $0 |
| 2026-07-16 | BVF I GP LLC | 10% Owner | Sell | 412,000 | $0 |
| 2026-07-16 | Biotechnology Value Trading Fund OS LP | Insider | Sell | 3.6M | $0 |
Source: SEC Form 4 filings · as of 2026-07-16