| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Lester Rachael | Chief Business Officer | C/O CYTOMX THERAPEUTICS, INC., 151 OYSTER POINT BLVD., SUITE 400, SOUTH SAN FRANCISCO | /s/ Christopher Ogden, as Attorney-in-Fact for Rachael Lester | 29 Oct 2025 | 0002094324 |
No securities are beneficially owned.
Exhibit 24.1 - Power of Attorney