Exhibit 31.3
CERTIFICATIONS PURSUANT TO RULES 13a-14(a) AND 15d-14(a) UNDER THE SECURITIES EXCHANGE ACT OF 1934, AS ADOPTED PURSUANT TO SECTION 302 OF THE SARBANES-OXLEY ACT OF 2002
I, Malte Peters, certify that:
1. | I have reviewed this Amendment No. 1 to the Annual Report on Form 10-K/A of HOOKIPA Pharma 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 30, 2025 |
| /s/ Malte Peters |
| | Malte Peters |
| | Chief Executive Officer |
| | (Principal Executive Officer) |