Exhibit 31.3
Certification of Principal Executive Officer
Pursuant to Section 302 of the Sarbanes-Oxley Act of 2002
I, David Apelian, certify that:
| 1. | I have reviewed this Amendment No. 1 on Form 10-K/A to the Annual Report on Form 10-K of Eiger BioPharmaceuticals, Inc.; and |
| 2. | Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were made, not misleading with respect to the period covered by this report. |
| Date: April 29, 2024 | /s/ David Apelian | |||||
| David Apelian | ||||||
| Chief Executive Officer |