Exhibit 31.4
CERTIFICATIONS
I, Emily Hill, certify that:
| 1. | I have reviewed this Annual Report on Form 10-K of PTC Therapeutics, 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: March 8, 2023 | By: | /s/ EMILY HILL |
| Emily Hill | ||
| Chief Financial Officer | ||
| (Principal Financial Officer) |