| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Cornelissen Bart Jan | SR. VICE PRESIDENT & CFO | C/O XENCOR, INC., 465 N HALSTEAD STREET, SUITE 200, PASADENA | /s/ Celia E. Eckert, Attorney-in-Fact | 09 Mar 2026 | 0002018934 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | XNCR | Common Stock | Sale | $28,305 | -2,517 | -3.1% | $11.25 | 79,397 | 05 Mar 2026 | Direct | F1 |
| Id | Content |
|---|---|
| F1 | Represents the disposition of shares that were sold to pay withholding taxes upon vesting of 7,316 restricted stock units. |