SEC Form 4 · accession 0001866044-26-000005
PTC THERAPEUTICS, INC. · PTCT
Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗
Reporting owner
Mary L. Smith
Director
Period of report
Jul 9, 2026
Accepted (ET)
Jul 13, 2026 · 5:20 pm EDT
Rule 10b5-1 plan
yes — trade under a plan
Issuer CIK
0001070081
Table I — non-derivative securities
| Security | Date | Code | Shares | Price | A/D | Owned after | D/I | Nature of ownership |
|---|---|---|---|---|---|---|---|---|
| Common Stock | Jul 9, 2026 | M | 10,000 | $42.95 | A | 31,813 | D | |
| Common Stock | Jul 9, 2026 | S | 10,000 | $90.00 | D | 21,813 | D | |
| Common Stock | Jul 9, 2026 | M | 5,834 | $42.95 | A | 27,647 | D | |
| Common Stock | Jul 9, 2026 | S | 5,834 | $90.00 | D | 21,813 | D |
Table II — derivative securities
| Security | Conv. / exercise price | Date | Code | Shares | A/D | Exercisable | Expires | Underlying | Underlying shares | Owned after | D/I |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Stock Option (Right to Buy)F2 | $42.95 | Jul 9, 2026 | M | 10,000 | D | — | Jun 10, 2031 | Common Stock | 10,000 | 0 | D |
| Stock Option (Right to Buy)F2 | $42.95 | Jul 9, 2026 | M | 5,834 | D | — | Jun 10, 2031 | Common Stock | 5,834 | 0 | D |
Explanation of responses
- F1This transaction was effected pursuant to a written Rule 10b5-1 plan adopted by the reporting person on November 11, 2025.
- F2Currently exercisable.