Almstead Neil Gregory insider trades
Almstead Neil Gregory has filed 30 Form 4s with the SEC that we hold, all for Ptc Therapeutics, INC. (PTCT), as CHIEF TECHNICAL OPS OFFICER. Across all of them we count 0 purchases worth $0 and 97 sales worth $30.3M reported on Form 4. In the last 12 months: 0 purchases ($0) and 56 sales ($22.4M). The largest single trade was a sale of 58,345 shares of Ptc Therapeutics, INC. worth $3.0M, dated 2024-12-02. The first filing on our record is dated 2022-01-06 and the latest 2026-07-13.
Ptc Therapeutics, INC. (PTCT)
CHIEF TECHNICAL OPS OFFICER · 30 filings · 97 purchases and sales
| Trade date | Code | Shares | Value as filed | Filed |
|---|---|---|---|---|
| 2022-01-04 | S, sale reported on Form 4 | 64 | $2.6K | 2022-01-06 |
| 2022-01-07 | S, sale reported on Form 4 | 45 | $1.7K | 2022-01-11 |
| 2022-01-07 | S, sale reported on Form 4 | 756 | $29.1K | 2022-01-11 |
| 2022-01-25 | S, sale reported on Form 4 | 43 | $1.7K | 2022-01-27 |
| 2022-02-01 | S, sale reported on Form 4 | 605 | $24.2K | 2022-02-03 |
| 2022-02-01 | S, sale reported on Form 4 | 27 | $1.1K | 2022-02-03 |
| 2023-01-09 | S, sale reported on Form 4 | 716 | $29.8K | 2023-01-11 |
| 2023-01-09 | S, sale reported on Form 4 | 43 | $1.8K | 2023-01-11 |
| 2023-01-10 | S, sale reported on Form 4 | 27 | $1.2K | 2023-01-12 |
| 2023-01-10 | S, sale reported on Form 4 | 473 | $20.3K | 2023-01-12 |
| 2023-01-11 | S, sale reported on Form 4 | 383 | $17.0K | 2023-01-12 |
| 2023-01-11 | S, sale reported on Form 4 | 27 | $1.2K | 2023-01-12 |
| 2023-01-24 | S, sale reported on Form 4 | 44 | $2.1K | 2023-01-26 |
| 2023-01-31 | S, sale reported on Form 4 | 28 | $1.3K | 2023-02-02 |
| 2023-01-31 | S, sale reported on Form 4 | 630 | $28.7K | 2023-02-02 |
| 2024-01-08 | S, sale reported on Form 4 | 1,236 | $35.4K | 2024-01-10 |
| 2024-01-08 | S, sale reported on Form 4 | 53 | $1.5K | 2024-01-10 |
| 2024-01-09 | S, sale reported on Form 4 | 1,521 | $44.1K | 2024-01-10 |
| 2024-01-09 | S, sale reported on Form 4 | 100 | $2.9K | 2024-01-10 |
| 2024-01-30 | S, sale reported on Form 4 | 618 | $16.8K | 2024-02-01 |
| 2024-01-30 | S, sale reported on Form 4 | 28 | $763 | 2024-02-01 |
| 2024-12-02 | S, sale reported on Form 4 | 277 | $14.6K | 2024-12-04 |
| 2024-12-02 | S, sale reported on Form 4 | 266 | $14.0K | 2024-12-04 |
| 2024-12-02 | S, sale reported on Form 4 | 2,328 | $120.7K | 2024-12-04 |
| 2024-12-02 | S, sale reported on Form 4 | 58,345 | $3.0M | 2024-12-04 |
| 2024-12-02 | S, sale reported on Form 4 | 8,611 | $454.0K | 2024-12-04 |
| 2024-12-02 | S, sale reported on Form 4 | 1,783 | $92.4K | 2024-12-04 |
| 2025-01-07 | S, sale reported on Form 4 | 55 | $2.5K | 2025-01-10 |
| 2025-01-07 | S, sale reported on Form 4 | 1,265 | $57.4K | 2025-01-10 |
| 2025-01-08 | S, sale reported on Form 4 | 107 | $4.8K | 2025-01-10 |
| 2025-01-08 | S, sale reported on Form 4 | 1,552 | $69.1K | 2025-01-10 |
| 2025-02-19 | S, sale reported on Form 4 | 34 | $1.7K | 2025-02-21 |
| 2025-02-19 | S, sale reported on Form 4 | 1,300 | $65.1K | 2025-02-21 |
| 2025-02-20 | S, sale reported on Form 4 | 34 | $1.7K | 2025-02-21 |
| 2025-02-20 | S, sale reported on Form 4 | 1,578 | $79.1K | 2025-02-21 |
| 2025-10-03 | S, sale reported on Form 4 | 1,609 | $105.3K | 2025-10-07 |
| 2025-10-03 | S, sale reported on Form 4 | 1,760 | $117.1K | 2025-10-07 |
| 2025-10-03 | S, sale reported on Form 4 | 4,276 | $287.1K | 2025-10-07 |
| 2025-10-03 | S, sale reported on Form 4 | 23,419 | $1.5M | 2025-10-07 |
| 2025-10-03 | S, sale reported on Form 4 | 23,863 | $1.6M | 2025-10-07 |
| 2025-10-03 | S, sale reported on Form 4 | 73 | $4.9K | 2025-10-07 |
| 2025-11-24 | S, sale reported on Form 4 | 1,900 | $152.3K | 2025-11-26 |
| 2025-11-24 | S, sale reported on Form 4 | 1,650 | $132.2K | 2025-11-26 |
| 2025-11-24 | S, sale reported on Form 4 | 4,715 | $377.9K | 2025-11-26 |
| 2025-11-24 | S, sale reported on Form 4 | 21,206 | $1.7M | 2025-11-26 |
| 2025-11-24 | S, sale reported on Form 4 | 6,101 | $489.1K | 2025-11-26 |
| 2025-11-25 | S, sale reported on Form 4 | 200 | $17.1K | 2025-11-26 |
| 2025-11-25 | S, sale reported on Form 4 | 990 | $82.6K | 2025-11-26 |
| 2025-11-25 | S, sale reported on Form 4 | 574 | $48.6K | 2025-11-26 |
| 2025-11-25 | S, sale reported on Form 4 | 689 | $56.9K | 2025-11-26 |
| 2025-11-25 | S, sale reported on Form 4 | 862 | $71.8K | 2025-11-26 |
| 2025-11-25 | S, sale reported on Form 4 | 289 | $24.5K | 2025-11-26 |
| 2025-11-25 | S, sale reported on Form 4 | 180 | $15.3K | 2025-11-26 |
| 2025-11-25 | S, sale reported on Form 4 | 2,790 | $231.1K | 2025-11-26 |
| 2025-11-25 | S, sale reported on Form 4 | 3,663 | $305.5K | 2025-11-26 |
| 2025-11-25 | S, sale reported on Form 4 | 1,757 | $148.6K | 2025-11-26 |
| 2025-11-25 | S, sale reported on Form 4 | 200 | $17.1K | 2025-11-26 |
| 2025-11-25 | S, sale reported on Form 4 | 13,514 | $1.1M | 2025-11-26 |
| 2025-11-25 | S, sale reported on Form 4 | 21,844 | $1.8M | 2025-11-26 |
| 2025-11-25 | S, sale reported on Form 4 | 9,171 | $774.2K | 2025-11-26 |
| 2025-11-25 | S, sale reported on Form 4 | 3,095 | $263.5K | 2025-11-26 |
| 2025-11-25 | S, sale reported on Form 4 | 3,744 | $309.3K | 2025-11-26 |
| 2025-11-25 | S, sale reported on Form 4 | 4,834 | $403.1K | 2025-11-26 |
| 2025-11-25 | S, sale reported on Form 4 | 2,621 | $221.6K | 2025-11-26 |
| 2025-11-25 | S, sale reported on Form 4 | 911 | $75.3K | 2025-11-26 |
| 2026-01-06 | S, sale reported on Form 4 | 54 | $4.2K | 2026-01-08 |
| 2026-01-06 | S, sale reported on Form 4 | 1,279 | $98.4K | 2026-01-08 |
| 2026-01-07 | S, sale reported on Form 4 | 52 | $4.0K | 2026-01-08 |
| 2026-01-07 | S, sale reported on Form 4 | 1,026 | $79.5K | 2026-01-08 |
| 2026-01-08 | S, sale reported on Form 4 | 881 | $67.4K | 2026-01-12 |
| 2026-01-08 | S, sale reported on Form 4 | 59 | $4.5K | 2026-01-12 |
| 2026-02-18 | S, sale reported on Form 4 | 3,056 | $212.0K | 2026-02-20 |
| 2026-02-18 | S, sale reported on Form 4 | 65 | $4.5K | 2026-02-20 |
| 2026-03-05 | S, sale reported on Form 4 | 3,989 | $252.8K | 2026-03-09 |
| 2026-04-01 | S, sale reported on Form 4 | 39,393 | $2.7M | 2026-04-03 |
| 2026-04-01 | S, sale reported on Form 4 | 80 | $5.6K | 2026-04-03 |
| 2026-04-01 | S, sale reported on Form 4 | 12,530 | $870.8K | 2026-04-03 |
| 2026-06-22 | S, sale reported on Form 4 | 11,619 | $943.6K | 2026-06-24 |
| 2026-06-22 | S, sale reported on Form 4 | 12,130 | $977.8K | 2026-06-24 |
| 2026-06-24 | S, sale reported on Form 4 | 401 | $34.1K | 2026-06-26 |
| 2026-06-24 | S, sale reported on Form 4 | 4,922 | $418.5K | 2026-06-26 |
| 2026-06-25 | S, sale reported on Form 4 | 419 | $36.2K | 2026-06-26 |
| 2026-06-25 | S, sale reported on Form 4 | 8,522 | $726.6K | 2026-06-26 |
| 2026-06-25 | S, sale reported on Form 4 | 11,337 | $980.8K | 2026-06-26 |
| 2026-06-25 | S, sale reported on Form 4 | 100 | $8.7K | 2026-06-26 |
| 2026-06-25 | S, sale reported on Form 4 | 582 | $49.6K | 2026-06-26 |
| 2026-06-26 | S, sale reported on Form 4 | 412 | $35.1K | 2026-06-30 |
| 2026-06-26 | S, sale reported on Form 4 | 7,718 | $658.0K | 2026-06-30 |
| 2026-07-06 | S, sale reported on Form 4 | 426 | $36.3K | 2026-07-08 |
| 2026-07-06 | S, sale reported on Form 4 | 385 | $33.2K | 2026-07-08 |
| 2026-07-06 | S, sale reported on Form 4 | 8,786 | $749.9K | 2026-07-08 |
| 2026-07-06 | S, sale reported on Form 4 | 10,090 | $871.0K | 2026-07-08 |
| 2026-07-06 | S, sale reported on Form 4 | 2,474 | $215.3K | 2026-07-08 |
| 2026-07-07 | S, sale reported on Form 4 | 3,956 | $344.8K | 2026-07-08 |
| 2026-07-07 | S, sale reported on Form 4 | 11,369 | $1.0M | 2026-07-08 |
| 2026-07-07 | S, sale reported on Form 4 | 9,288 | $830.7K | 2026-07-08 |
| 2026-07-09 | S, sale reported on Form 4 | 2,464 | $222.4K | 2026-07-13 |
Source
Counted from the Form 4 filings this reporting owner (SEC CIK 1578850) filed on EDGAR. Values are the transaction values as filed. See every filing on EDGAR, or browse insider buying and today's insider purchases.
Source: U.S. Securities and Exchange Commission (EDGAR) and other official
government data · Updated 2026-10-12 ·
For informational purposes only, not investment advice.
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