| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Boulding Mark Elliott | EXEC. VP AND CLO | C/O PTC THERAPEUTICS, INC., 500 WARREN CORPORATE CENTER DRIVE, WARREN | /s/ Avraham S. Adler, Attorney-in-Fact | 07 Oct 2025 | 0001578852 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | PTCT | Common Stock | Options Exercise | $714,448 | +18,124 | +17% | $39.42 | 122,025 | 03 Oct 2025 | Direct | F1 |
| transaction | PTCT | Common Stock | Sale | $199,733 | -3,100 | -2.5% | $64.43 | 118,925 | 03 Oct 2025 | Direct | F1, F2 |
| transaction | PTCT | Common Stock | Sale | $400,938 | -6,124 | -5.1% | $65.47 | 112,801 | 03 Oct 2025 | Direct | F1, F3 |
| transaction | PTCT | Common Stock | Sale | $491,656 | -7,400 | -6.6% | $66.44 | 105,401 | 03 Oct 2025 | Direct | F1, F4 |
| transaction | PTCT | Common Stock | Sale | $100,725 | -1,500 | -1.4% | $67.15 | 103,901 | 03 Oct 2025 | Direct | F1, F5 |
| transaction | PTCT | Common Stock | Options Exercise | $89,326 | +2,266 | +2.2% | $39.42 | 106,167 | 03 Oct 2025 | Direct | F1 |
| transaction | PTCT | Common Stock | Sale | $34,534 | -536 | -0.5% | $64.43 | 105,631 | 03 Oct 2025 | Direct | F1, F6 |
| transaction | PTCT | Common Stock | Sale | $54,162 | -824 | -0.78% | $65.73 | 104,807 | 03 Oct 2025 | Direct | F1, F7 |
| transaction | PTCT | Common Stock | Sale | $60,367 | -906 | -0.86% | $66.63 | 103,901 | 03 Oct 2025 | Direct | F1, F8 |
| transaction | PTCT | Common Stock | Options Exercise | $89,286 | +2,265 | +2.2% | $39.42 | 106,166 | 03 Oct 2025 | Direct | F1 |
| transaction | PTCT | Common Stock | Sale | $35,442 | -550 | -0.52% | $64.44 | 105,616 | 03 Oct 2025 | Direct | F1, F9 |
| transaction | PTCT | Common Stock | Sale | $55,073 | -838 | -0.79% | $65.72 | 104,778 | 03 Oct 2025 | Direct | F1, F10 |
| transaction | PTCT | Common Stock | Sale | $58,470 | -877 | -0.84% | $66.67 | 103,901 | 03 Oct 2025 | Direct | F1, F11 |
| transaction | PTCT | Common Stock | Options Exercise | $89,326 | +2,266 | +2.2% | $39.42 | 106,167 | 06 Oct 2025 | Direct | F1 |
| transaction | PTCT | Common Stock | Sale | $147,449 | -2,266 | -2.1% | $65.07 | 103,901 | 06 Oct 2025 | Direct | F1, F12 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Underlying Class | Amount | Exercise Price | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | PTCT | Stock Option (Right to Buy) | Options Exercise | $0 | -18,124 | -50% | $0.000000 | 18,126 | 03 Oct 2025 | Common Stock | 18,124 | $39.42 | Direct | F1, F13 |
| transaction | PTCT | Stock Option (Right to Buy) | Options Exercise | $0 | -2,266 | -13% | $0.000000 | 15,860 | 03 Oct 2025 | Common Stock | 2,266 | $39.42 | Direct | F1, F13 |
| transaction | PTCT | Stock Option (Right to Buy) | Options Exercise | $0 | -2,265 | -14% | $0.000000 | 13,595 | 03 Oct 2025 | Common Stock | 2,265 | $39.42 | Direct | F1, F13 |
| transaction | PTCT | Stock Option (Right to Buy) | Options Exercise | $0 | -2,266 | -17% | $0.000000 | 11,329 | 06 Oct 2025 | Common Stock | 2,266 | $39.42 | Direct | F1, F13 |
Buy Plan / Sale Plan: These are also open market purchases/sales of shares, but in this case the transaction is part of a trading plan. Rule 10b5-1 allows insiders to setup a trading plan to buy/sell stocks over a certain period of time. Since the purchases/sales are predetermined, this protects the insiders from violating insider trading law.
Transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c).
| Id | Content |
|---|---|
| F1 | This transaction was effected pursuant to a written Rule 10b5-1 plan adopted by the Reporting Person on December 5, 2024. |
| F2 | This price represents the weighted average price of sale transactions that were executed in multiple trades at prices ranging from $64.00 to $64.95 per share. The Reporting Person hereby undertakes, upon request by the SEC staff, the issuer or a security holder of the issuer, to provide full information regarding the number of shares sold at each separate price. |
| F3 | This price represents the weighted average price of sale transactions that were executed in multiple trades at prices ranging from $65.00 to $65.99 per share. The Reporting Person hereby undertakes, upon request by the SEC staff, the issuer or a security holder of the issuer, to provide full information regarding the number of shares sold at each separate price. |
| F4 | This price represents the weighted average price of sale transactions that were executed in multiple trades at prices ranging from $66.00 to $66.99 per share. The Reporting Person hereby undertakes, upon request by the SEC staff, the issuer or a security holder of the issuer, to provide full information regarding the number of shares sold at each separate price. |
| F5 | This price represents the weighted average price of sale transactions that were executed in multiple trades at prices ranging from $67.00 to $67.29 per share. The Reporting Person hereby undertakes, upon request by the SEC staff, the issuer or a security holder of the issuer, to provide full information regarding the number of shares sold at each separate price. |
| F6 | This price represents the weighted average price of sale transactions that were executed in multiple trades at prices ranging from $64.00 to $64.95 per share. The Reporting Person hereby undertakes, upon request by the SEC staff, the issuer or a security holder of the issuer, to provide full information regarding the number of shares sold at each separate price. |
| F7 | This price represents the weighted average price of sale transactions that were executed in multiple trades at prices ranging from $65.26 to $66.04 per share. The Reporting Person hereby undertakes, upon request by the SEC staff, the issuer or a security holder of the issuer, to provide full information regarding the number of shares sold at each separate price. |
| F8 | This price represents the weighted average price of sale transactions that were executed in multiple trades at prices ranging from $66.42 to $67.08 per share. The Reporting Person hereby undertakes, upon request by the SEC staff, the issuer or a security holder of the issuer, to provide full information regarding the number of shares sold at each separate price. |
| F9 | This price represents the weighted average price of sale transactions that were executed in multiple trades at prices ranging from $64.00 to $64.95 per share. The Reporting Person hereby undertakes, upon request by the SEC staff, the issuer or a security holder of the issuer, to provide full information regarding the number of shares sold at each separate price. |
| F10 | This price represents the weighted average price of sale transactions that were executed in multiple trades at prices ranging from $65.26 to $66.08 per share. The Reporting Person hereby undertakes, upon request by the SEC staff, the issuer or a security holder of the issuer, to provide full information regarding the number of shares sold at each separate price. |
| F11 | This price represents the weighted average price of sale transactions that were executed in multiple trades at prices ranging from $66.42 to $67.07 per share. The Reporting Person hereby undertakes, upon request by the SEC staff, the issuer or a security holder of the issuer, to provide full information regarding the number of shares sold at each separate price. |
| F12 | This price represents the weighted average price of sale transactions that were executed in multiple trades at prices ranging from $64.72 to $65.38 per share. The Reporting Person hereby undertakes, upon request by the SEC staff, the issuer or a security holder of the issuer, to provide full information regarding the number of shares sold at each separate price. |
| F13 | This option was granted on January 5, 2023, and vests over four years, with 25% of the shares underlying the option vesting on January 5, 2024, and an additional 6.25% of the original number of shares underlying the option vesting at the end of each successive three-month period thereafter, beginning on April 5, 2024. |