Almstead Neil Gregory
SEC CIK 1578850 · EDGAR
BoughtSold
Companies
| Ticker | Company | Title | Holding | Bought | Sold | Trades | First | Last |
|---|---|---|---|---|---|---|---|---|
| PTCT | PTC THERAPEUTICS, INC. | Chief Technical Ops Off | 62.8K | — | $30.26M | 59 | 2022-01-04 | 2026-07-09 |
Most active insiders at PTCT, 12 months
| # | Insider | Title | Bought | Sold |
|---|---|---|---|---|
| 1 | Almstead Neil Gregory | CHIEF TECHNICAL OPS Off | — | $25.99M |
| 2 | Pauwels Eric | Chief BUSINESS Off | — | $7.48M |
| 3 | SCHMERTZLER MICHAEL | Dir | — | $6.31M |
| 4 | Boulding Mark Elliott | EVP AND CLO | — | $5.96M |
| 5 | Reeve Emma | Dir | — | $4.23M |
| 6 | Klein Matthew B. | CEO, Dir | — | $4.22M |
| 7 | Jacobson Allan Steven | Dir | — | $2.91M |
| 8 | Utter Christine Marie | SVP, CAO | — | $1.94M |
| 9 | Okey Stephanie | Dir | — | $1.46M |
| 10 | Smith Mary L. | Dir | — | $1.43M |
Transactions 59
| X | Filed | Traded | Ticker | Company | Insider | Title | Type | Price | Qty | Owned | ΔOwn | Value |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| DT | 2026-07-13 17:20 | 2026-07-09 | PTCT | PTC THERAPEUTICS, INC. | Almstead Neil Gregory | CHIEF TECHNICAL OPS Off | M - OptEx | $46.54 | +2,464 | 62.8K | +4% | +$114.7K |
| DT | 2026-07-13 17:20 | 2026-07-09 | PTCT | PTC THERAPEUTICS, INC. | Almstead Neil Gregory | CHIEF TECHNICAL OPS Off | S - Sale+OE | $90.25 | -2,464 | 60.3K | -4% | -$222.4K |
| DMT | 2026-07-08 17:20 | 2026-07-06+ | PTCT | PTC THERAPEUTICS, INC. | Almstead Neil Gregory | CHIEF TECHNICAL OPS Off | M - OptEx | $38.86 | +46.8K | 84.9K | +123% | +$1.82M |
| DMT | 2026-07-08 17:20 | 2026-07-06+ | PTCT | PTC THERAPEUTICS, INC. | Almstead Neil Gregory | CHIEF TECHNICAL OPS Off | S - Sale+OE | $87.52 | -46.8K | 60.3K | -44% | -$4.09M |
| DMT | 2026-06-30 17:20 | 2026-06-26 | PTCT | PTC THERAPEUTICS, INC. | Almstead Neil Gregory | CHIEF TECHNICAL OPS Off | M - OptEx | $38.10 | +8,130 | 67.9K | +14% | +$309.8K |
| DMT | 2026-06-30 17:20 | 2026-06-26 | PTCT | PTC THERAPEUTICS, INC. | Almstead Neil Gregory | CHIEF TECHNICAL OPS Off | S - Sale+OE | $85.26 | -8,130 | 60.1K | -12% | -$693.2K |
| DMT | 2026-06-26 17:20 | 2026-06-24+ | PTCT | PTC THERAPEUTICS, INC. | Almstead Neil Gregory | CHIEF TECHNICAL OPS Off | M - OptEx | $38.11 | +26.3K | 60.2K | +77% | +$1.00M |
| DMT | 2026-06-26 17:20 | 2026-06-24+ | PTCT | PTC THERAPEUTICS, INC. | Almstead Neil Gregory | CHIEF TECHNICAL OPS Off | S - Sale+OE | $85.78 | -26.3K | 60.1K | -30% | -$2.25M |
| DT | 2026-06-24 17:20 | 2026-06-22 | PTCT | PTC THERAPEUTICS, INC. | Almstead Neil Gregory | CHIEF TECHNICAL OPS Off | M - OptEx | $25.69 | +23.7K | 83.9K | +39% | +$610.1K |
| DMT | 2026-06-24 17:20 | 2026-06-22 | PTCT | PTC THERAPEUTICS, INC. | Almstead Neil Gregory | CHIEF TECHNICAL OPS Off | S - Sale+OE | $80.90 | -23.7K | 60.1K | -28% | -$1.92M |
| MT | 2026-04-03 17:20 | 2026-04-01 | PTCT | PTC THERAPEUTICS, INC. | Almstead Neil Gregory | CHIEF TECHNICAL OPS Off | S - Sale | $69.04 | -52.0K | 60.1K | -46% | -$3.59M |
| I | 2026-03-09 | 2026-03-05 | PTCT | PTC THERAPEUTICS, INC. | Almstead Neil Gregory | CHIEF TECHNICAL OPS Off | S - Sale | $63.38 | -3,989 | 2,737 | -59% | -$252.8K |
| 2026-02-20 | 2026-02-18 | PTCT | PTC THERAPEUTICS, INC. | Almstead Neil Gregory | CHIEF TECHNICAL OPS Off | S - Sale | $69.36 | -3,056 | 112.1K | -3% | -$212.0K | |
| I | 2026-02-20 | 2026-02-18 | PTCT | PTC THERAPEUTICS, INC. | Almstead Neil Gregory | CHIEF TECHNICAL OPS Off | S - Sale | $69.36 | -65 | 6,726 | -1.0% | -$4,508 |
| 2026-01-12 | 2026-01-08 | PTCT | PTC THERAPEUTICS, INC. | Almstead Neil Gregory | CHIEF TECHNICAL OPS Off | S - Sale | $76.45 | -881 | 115.2K | -0.8% | -$67.4K | |
| I | 2026-01-12 | 2026-01-08 | PTCT | PTC THERAPEUTICS, INC. | Almstead Neil Gregory | CHIEF TECHNICAL OPS Off | S - Sale | $76.45 | -59 | 6,791 | -0.9% | -$4,511 |
| MI | 2026-01-08 | 2026-01-06+ | PTCT | PTC THERAPEUTICS, INC. | Almstead Neil Gregory | CHIEF TECHNICAL OPS Off | S - Sale | $77.21 | -106 | 6,902 | -2% | -$8,184 |
| M | 2026-01-08 | 2026-01-06+ | PTCT | PTC THERAPEUTICS, INC. | Almstead Neil Gregory | CHIEF TECHNICAL OPS Off | S - Sale | $77.19 | -2,305 | 117.1K | -2% | -$177.9K |
| DI | 2026-01-06 | 2026-01-02 | PTCT | PTC THERAPEUTICS, INC. | Almstead Neil Gregory | CHIEF TECHNICAL OPS Off | A - Grant | $0.00 | +520 | 6,956 | +8% | $0 |
| D | 2026-01-06 | 2026-01-02 | PTCT | PTC THERAPEUTICS, INC. | Almstead Neil Gregory | CHIEF TECHNICAL OPS Off | A - Grant | $0.00 | +17.5K | 118.4K | +17% | $0 |
| DM | 2025-11-26 | 2025-11-25 | PTCT | PTC THERAPEUTICS, INC. | Almstead Neil Gregory | CHIEF TECHNICAL OPS Off | M - OptEx | $30.75 | +71.9K | 112.0K | +179% | +$2.21M |
| DM | 2025-11-26 | 2025-11-25 | PTCT | PTC THERAPEUTICS, INC. | Almstead Neil Gregory | CHIEF TECHNICAL OPS Off | S - Sale+OE | $83.44 | -71.9K | 102.2K | -41% | -$6.00M |
| DM | 2025-11-26 | 2025-11-24 | PTCT | PTC THERAPEUTICS, INC. | Almstead Neil Gregory | CHIEF TECHNICAL OPS Off | M - OptEx | $30.23 | +35.6K | 106.7K | +50% | +$1.08M |
| DM | 2025-11-26 | 2025-11-24 | PTCT | PTC THERAPEUTICS, INC. | Almstead Neil Gregory | CHIEF TECHNICAL OPS Off | S - Sale+OE | $80.18 | -35.6K | 100.6K | -26% | -$2.85M |
| DM | 2025-10-07 | 2025-10-03 | PTCT | PTC THERAPEUTICS, INC. | Almstead Neil Gregory | CHIEF TECHNICAL OPS Off | M - OptEx | $30.86 | +55.0K | 152.2K | +57% | +$1.70M |
| DM | 2025-10-07 | 2025-10-03 | PTCT | PTC THERAPEUTICS, INC. | Almstead Neil Gregory | CHIEF TECHNICAL OPS Off | S - Sale+OE | $66.05 | -55.0K | 100.6K | -35% | -$3.63M |
| MI | 2025-02-21 | 2025-02-19+ | PTCT | PTC THERAPEUTICS, INC. | Almstead Neil Gregory | CHIEF TECHNICAL OPS Off | S - Sale | $50.11 | -68 | 5,941 | -1% | -$3,407 |
| M | 2025-02-21 | 2025-02-19+ | PTCT | PTC THERAPEUTICS, INC. | Almstead Neil Gregory | CHIEF TECHNICAL OPS Off | S - Sale | $50.11 | -2,878 | 101.9K | -3% | -$144.2K |
| MI | 2025-01-10 | 2025-01-07+ | PTCT | PTC THERAPEUTICS, INC. | Almstead Neil Gregory | CHIEF TECHNICAL OPS Off | S - Sale | $44.79 | -162 | 6,082 | -3% | -$7,255 |
| M | 2025-01-10 | 2025-01-07+ | PTCT | PTC THERAPEUTICS, INC. | Almstead Neil Gregory | CHIEF TECHNICAL OPS Off | S - Sale | $44.88 | -2,817 | 104.8K | -3% | -$126.4K |
| D | 2025-01-07 | 2025-01-03 | PTCT | PTC THERAPEUTICS, INC. | Almstead Neil Gregory | CHIEF TECHNICAL OPS Off | A - Grant | $0.00 | +19.0K | 106.0K | +22% | $0 |
| DI | 2025-01-07 | 2025-01-03 | PTCT | PTC THERAPEUTICS, INC. | Almstead Neil Gregory | CHIEF TECHNICAL OPS Off | A - Grant | $0.00 | +715 | 6,137 | +13% | $0 |
| DMI | 2024-12-04 | 2024-12-02 | PTCT | PTC THERAPEUTICS, INC. | Almstead Neil Gregory | CHIEF TECHNICAL OPS Off | S - Sale+OE | $51.97 | -2,060 | 4,853 | -30% | -$107.1K |
| DM | 2024-12-04 | 2024-12-02 | PTCT | PTC THERAPEUTICS, INC. | Almstead Neil Gregory | CHIEF TECHNICAL OPS Off | M - OptEx | $51.00 | +69.5K | 88.8K | +361% | +$3.55M |
| DM | 2024-12-04 | 2024-12-02 | PTCT | PTC THERAPEUTICS, INC. | Almstead Neil Gregory | CHIEF TECHNICAL OPS Off | S - Sale+OE | $52.06 | -69.5K | 86.2K | -45% | -$3.62M |
| DI | 2024-12-04 | 2024-12-02 | PTCT | PTC THERAPEUTICS, INC. | Almstead Neil Gregory | CHIEF TECHNICAL OPS Off | M - OptEx | $51.00 | +2,060 | 6,636 | +45% | +$105.1K |
| DM | 2024-02-16 | 2024-02-15 | PTCT | PTC THERAPEUTICS, INC. | Almstead Neil Gregory | CHIEF TECHNICAL OPS Off | A - Grant | $0.00 | +25.0K | 86.2K | +41% | $0 |
| DI | 2024-02-16 | 2024-02-15 | PTCT | PTC THERAPEUTICS, INC. | Almstead Neil Gregory | CHIEF TECHNICAL OPS Off | A - Grant | $0.00 | +870 | 4,576 | +23% | $0 |
| 2024-02-01 | 2024-01-30 | PTCT | PTC THERAPEUTICS, INC. | Almstead Neil Gregory | CHIEF TECHNICAL OPS Off | S - Sale | $27.25 | -618 | 61.2K | -1.0% | -$16.8K | |
| I | 2024-02-01 | 2024-01-30 | PTCT | PTC THERAPEUTICS, INC. | Almstead Neil Gregory | CHIEF TECHNICAL OPS Off | S - Sale | $27.25 | -28 | 3,706 | -0.7% | -$763 |
| M | 2024-01-10 | 2024-01-08+ | PTCT | PTC THERAPEUTICS, INC. | Almstead Neil Gregory | CHIEF TECHNICAL OPS Off | S - Sale | $28.84 | -2,757 | 61.8K | -4% | -$79.5K |
| MI | 2024-01-10 | 2024-01-08+ | PTCT | PTC THERAPEUTICS, INC. | Almstead Neil Gregory | CHIEF TECHNICAL OPS Off | S - Sale | $28.88 | -153 | 3,734 | -4% | -$4,419 |
| I | 2023-02-02 | 2023-01-31 | PTCT | PTC THERAPEUTICS, INC. | Almstead Neil Gregory | CHIEF TECHNICAL OPS Off | S - Sale | $45.63 | -28 | 3,259 | -0.9% | -$1,278 |
| 2023-02-02 | 2023-01-31 | PTCT | PTC THERAPEUTICS, INC. | Almstead Neil Gregory | CHIEF TECHNICAL OPS Off | S - Sale | $45.63 | -630 | 63.9K | -1.0% | -$28.7K | |
| I | 2023-01-26 | 2023-01-24 | PTCT | PTC THERAPEUTICS, INC. | Almstead Neil Gregory | CHIEF TECHNICAL OPS Off | S - Sale | $47.45 | -44 | 3,287 | -1% | -$2,088 |
| M | 2023-01-12 | 2023-01-10+ | PTCT | PTC THERAPEUTICS, INC. | Almstead Neil Gregory | CHIEF TECHNICAL OPS Off | S - Sale | $43.57 | -856 | 65.0K | -1% | -$37.3K |
| MI | 2023-01-12 | 2023-01-10+ | PTCT | PTC THERAPEUTICS, INC. | Almstead Neil Gregory | CHIEF TECHNICAL OPS Off | S - Sale | $43.64 | -54 | 3,331 | -2% | -$2,357 |
| 2023-01-11 | 2023-01-09 | PTCT | PTC THERAPEUTICS, INC. | Almstead Neil Gregory | CHIEF TECHNICAL OPS Off | S - Sale | $41.66 | -716 | 65.4K | -1% | -$29.8K | |
| I | 2023-01-11 | 2023-01-09 | PTCT | PTC THERAPEUTICS, INC. | Almstead Neil Gregory | CHIEF TECHNICAL OPS Off | S - Sale | $41.66 | -43 | 3,385 | -1% | -$1,791 |
| D | 2023-01-09 | 2023-01-05 | PTCT | PTC THERAPEUTICS, INC. | Almstead Neil Gregory | CHIEF TECHNICAL OPS Off | A - Grant | $0.00 | +17.0K | 66.2K | +35% | $0 |
| DI | 2023-01-09 | 2023-01-05 | PTCT | PTC THERAPEUTICS, INC. | Almstead Neil Gregory | CHIEF TECHNICAL OPS Off | A - Grant | $0.00 | +710 | 3,428 | +26% | $0 |
| 2022-02-03 | 2022-02-01 | PTCT | PTC THERAPEUTICS, INC. | Almstead Neil Gregory | Chief Technical Ops Off | S - Sale | $40.00 | -605 | 48.9K | -1% | -$24.2K | |
| I | 2022-02-03 | 2022-02-01 | PTCT | PTC THERAPEUTICS, INC. | Almstead Neil Gregory | Chief Technical Ops Off | S - Sale | $40.00 | -27 | 2,420 | -1% | -$1,080 |
| I | 2022-01-27 | 2022-01-25 | PTCT | PTC THERAPEUTICS, INC. | Almstead Neil Gregory | Chief Technical Ops Off | S - Sale | $39.31 | -43 | 2,447 | -2% | -$1,690 |
| DI | 2022-01-11 | 2022-01-07 | PTCT | PTC THERAPEUTICS, INC. | Almstead Neil Gregory | Chief Technical Ops Off | A - Grant | $0.00 | +780 | 2,490 | +46% | $0 |
| DI | 2022-01-11 | 2022-01-07 | PTCT | PTC THERAPEUTICS, INC. | Almstead Neil Gregory | Chief Technical Ops Off | S - Sale | $38.53 | -45 | 1,710 | -3% | -$1,734 |
| D | 2022-01-11 | 2022-01-07 | PTCT | PTC THERAPEUTICS, INC. | Almstead Neil Gregory | Chief Technical Ops Off | S - Sale | $38.53 | -756 | 35.1K | -2% | -$29.1K |
| D | 2022-01-11 | 2022-01-07 | PTCT | PTC THERAPEUTICS, INC. | Almstead Neil Gregory | Chief Technical Ops Off | A - Grant | $0.00 | +14.4K | 49.5K | +41% | $0 |
| I | 2022-01-06 | 2022-01-04 | PTCT | PTC THERAPEUTICS, INC. | Almstead Neil Gregory | Chief Technical Ops Off | S - Sale | $41.16 | -64 | 1,755 | -4% | -$2,634 |
Purchase Sale Sale after option exercise All abbreviations