Mark Elliott Boulding sold $12K of Ptc Therapeutics stock
By AlphaYouPublished Form 4
Boulding Mark Elliott
Reporting filer
Mark Elliott Boulding reported selling 192 shares of Ptc Therapeutics, Inc. for about $12K ($64.26 a share on average). Form 4 filed Oct 13, 2026 lists 3 entries.
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- Disclosed
- Oct 13, 2026
Reported details
3 entries| Security | Owner | Date | Code | Action | Quantity | Price | Following holdings | Reporting delay | Filed terms and references |
|---|---|---|---|---|---|---|---|---|---|
| Common Stock | Boulding Mark Elliott | 2026-10-09 | M | Exercise or conversion | 192 | 39.42 | 105,464 | 4 days | Filed terms
|
| Common Stock | Boulding Mark Elliott | 2026-10-09 | S | Sale | 192 | 64.26 | 105,272 | 4 days | Filed terms
|
| Stock Option (Right to Buy) (derivative) | Boulding Mark Elliott | 2026-10-09 | M | Exercise or conversion | 192 | 0 | 2,267 | 4 days | Filed terms
|
Common Stock
- Owner
- Boulding Mark Elliott
- Date
- 2026-10-09
- Code
- M
- Action
- Exercise or conversion
- Quantity
- 192
- Price
- 39.42
- Following holdings
- 105,464
- Reporting delay
- 4 days
- Filed terms and references
Filed terms
- security Title: Common Stock
- transaction Date: 2026-10-09
- transaction Form Type: 4
- transaction Code: M
- equity Swap Involved: 0
- id: F1
- transaction Shares: 192
- transaction Price Per Share: 39.42
- transaction Acquired Disposed Code: A
- shares Owned Following Transaction: 105464
- direct Or Indirect Ownership: D
- nature Of Ownership:
Common Stock
- Owner
- Boulding Mark Elliott
- Date
- 2026-10-09
- Code
- S
- Action
- Sale
- Quantity
- 192
- Price
- 64.26
- Following holdings
- 105,272
- Reporting delay
- 4 days
- Filed terms and references
Filed terms
- security Title: Common Stock
- transaction Date: 2026-10-09
- transaction Form Type: 4
- transaction Code: S
- equity Swap Involved: 0
- id: F1
- transaction Shares: 192
- transaction Price Per Share: 64.26
- id: F2
- transaction Acquired Disposed Code: D
- shares Owned Following Transaction: 105272
- direct Or Indirect Ownership: D
- nature Of Ownership:
Stock Option (Right to Buy) (derivative)
- Owner
- Boulding Mark Elliott
- Date
- 2026-10-09
- Code
- M
- Action
- Exercise or conversion
- Quantity
- 192
- Price
- 0
- Following holdings
- 2,267
- Reporting delay
- 4 days
- Filed terms and references
Filed terms
- security Title: Stock Option (Right to Buy)
- conversion Or Exercise Price: 39.42
- transaction Date: 2026-10-09
- transaction Form Type: 4
- transaction Code: M
- equity Swap Involved: 0
- id: F1
- transaction Shares: 192
- transaction Price Per Share: 0
- transaction Acquired Disposed Code: D
- id: F3
- expiration Date: 2033-01-04
- underlying Security Title: Common Stock
- underlying Security Shares: 192
- shares Owned Following Transaction: 2267
- direct Or Indirect Ownership: D
- nature Of Ownership:
Purchases, sales, grants and option exercises are different transactions. The reported code identifies the action; it does not establish a motive.
Filing context
- Quantities and prices are shown in the units filed. No trade value is inferred from their product.
- Boulding Mark Elliott: EXEC. VP AND CLO.
- The filing reports a Rule 10b5-1 trading plan.
- F1: This transaction was effected pursuant to a written Rule 10b5-1 plan adopted by the Reporting Person on September 10, 2025.
- F2: This price represents the weighted average price of sale transactions that were executed in multiple trades at prices ranging from $64.00 to $64.70 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 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.
Original sources
Prepared automatically from public filing data. Report a correction.