PTCT PTC THERAPEUTICS, INC.
Nasdaq · SEC CIK 1070081 · EDGAR
- Bought, last 12 months
- $0 0 purchases by 0 insiders
- Sold, last 12 months
- $64.58M 73 sales by 13 insiders
- Filings on record
- 283 since 2021-07-12, latest 2026-09-18 17:20
BoughtSold
Most active insiders, 12 months
| Insider | Title | Bought | Sold |
|---|---|---|---|
| Almstead Neil Gregory | CHIEF TECHNICAL OPS Off | — | $25.99M |
| Pauwels Eric | Chief BUSINESS Off | — | $7.48M |
| SCHMERTZLER MICHAEL | Dir | — | $6.31M |
| Boulding Mark Elliott | EVP AND CLO | — | $5.96M |
| Reeve Emma | Dir | — | $4.23M |
| Klein Matthew B. | CEO, Dir | — | $4.22M |
| Jacobson Allan Steven | Dir | — | $2.91M |
| Utter Christine Marie | SVP, CAO | — | $1.94M |
| Okey Stephanie | Dir | — | $1.46M |
| Smith Mary L. | Dir | — | $1.43M |
Transactions 392
| X | Filed | Traded | Ticker | Insider | Title | Type | Price | Qty | Owned | ΔOwn | Value |
|---|---|---|---|---|---|---|---|---|---|---|---|
| MTI | 2026-09-18 17:20 | 2026-09-16+ | PTCT | SCHMERTZLER MICHAEL | Dir | S - Sale | $67.49 | -20.0K | 1.30M | -2% | -$1.35M |
| MTI | 2026-09-11 17:20 | 2026-09-09+ | PTCT | SCHMERTZLER MICHAEL | Dir | S - Sale | $67.59 | -20.0K | 1.32M | -1% | -$1.35M |
| MTI | 2026-08-28 17:20 | 2026-08-26+ | PTCT | SCHMERTZLER MICHAEL | Dir | S - Sale | $72.26 | -25.0K | 1.34M | -2% | -$1.81M |
| MTI | 2026-08-21 17:20 | 2026-08-19+ | PTCT | SCHMERTZLER MICHAEL | Dir | S - Sale | $72.22 | -25.0K | 1.36M | -2% | -$1.81M |
| DT | 2026-08-19 17:20 | 2026-08-17 | PTCT | Boulding Mark Elliott | EVP AND CLO | M - OptEx | $25.69 | +2,813 | 108.1K | +3% | +$72.3K |
| DMT | 2026-08-19 17:20 | 2026-08-17 | PTCT | Boulding Mark Elliott | EVP AND CLO | S - Sale+OE | $72.57 | -2,813 | 105.3K | -3% | -$204.1K |
| T | 2026-08-06 17:20 | 2026-08-04 | PTCT | Klein Matthew B. | CEO, Dir | S - Sale | $68.57 | -10.3K | 383.9K | -3% | -$705.7K |
| DM | 2026-07-30 21:02 | 2026-07-28 | PTCT | Sollie-Zetlmayer Hege Elisabeth | Dir | A - Grant | $0.00 | +6,000 | 52.5K | +13% | $0 |
| T | 2026-07-16 17:20 | 2026-07-14 | PTCT | Gravier Pierre | CFO | S - Sale | $80.35 | -3,494 | 84.0K | -4% | -$280.7K |
| DMT | 2026-07-13 17:20 | 2026-07-09 | PTCT | Smith Mary L. | Dir | M - OptEx | $42.95 | +15.8K | 27.6K | +134% | +$680.1K |
| DMT | 2026-07-13 17:20 | 2026-07-09 | PTCT | Smith Mary L. | Dir | S - Sale+OE | $90.00 | -15.8K | 21.8K | -42% | -$1.43M |
| DT | 2026-07-13 17:20 | 2026-07-09 | PTCT | 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 | 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 | Boulding Mark Elliott | EVP AND CLO | M - OptEx | $43.36 | +5,079 | 108.1K | +5% | +$220.2K |
| DMT | 2026-07-08 17:20 | 2026-07-06 | PTCT | Boulding Mark Elliott | EVP AND CLO | S - Sale+OE | $85.08 | -5,079 | 105.3K | -5% | -$432.1K |
| DMT | 2026-07-08 17:20 | 2026-07-06+ | PTCT | 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 | 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 | 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 | 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 | 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 | 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 | 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 | Almstead Neil Gregory | CHIEF TECHNICAL OPS Off | S - Sale+OE | $80.90 | -23.7K | 60.1K | -28% | -$1.92M |
| DT | 2026-06-22 17:20 | 2026-06-17 | PTCT | Utter Christine Marie | SVP, CAO | M - OptEx | $25.69 | +19.7K | 89.9K | +28% | +$505.7K |
| DT | 2026-06-22 17:20 | 2026-06-17 | PTCT | Utter Christine Marie | SVP, CAO | S - Sale+OE | $75.56 | -19.7K | 70.2K | -22% | -$1.49M |
| DMT | 2026-06-22 17:20 | 2026-06-17 | PTCT | Boulding Mark Elliott | EVP AND CLO | M - OptEx | $46.54 | +10.5K | 107.3K | +11% | +$489.7K |
| DMT | 2026-06-22 17:20 | 2026-06-17 | PTCT | Boulding Mark Elliott | EVP AND CLO | S - Sale+OE | $78.65 | -10.5K | 105.3K | -9% | -$822.9K |
| DMT | 2026-06-12 17:30 | 2026-06-10 | PTCT | Pauwels Eric | Chief BUSINESS Off | S - Sale+OE | $75.00 | -21.3K | 73.4K | -22% | -$1.60M |
| DT | 2026-06-12 17:30 | 2026-06-10 | PTCT | Pauwels Eric | Chief BUSINESS Off | M - OptEx | $18.01 | +17.6K | 91.0K | +24% | +$316.4K |
| DT | 2026-05-19 17:20 | 2026-05-15 | PTCT | Boulding Mark Elliott | EVP AND CLO | M - OptEx | $25.69 | +2,812 | 108.0K | +3% | +$72.2K |
| DMT | 2026-05-19 17:20 | 2026-05-15 | PTCT | Boulding Mark Elliott | EVP AND CLO | S - Sale+OE | $72.18 | -2,812 | 105.2K | -3% | -$203.0K |
| T | 2026-05-15 17:20 | 2026-05-13 | PTCT | Klein Matthew B. | CEO, Dir | A - Grant | $0.00 | +12.5K | 406.6K | +3% | $0 |
| MT | 2026-05-15 17:20 | 2026-05-14 | PTCT | Klein Matthew B. | CEO, Dir | S - Sale | $72.95 | -12.6K | 394.0K | -3% | -$917.2K |
| DMT | 2026-05-12 17:20 | 2026-05-08 | PTCT | Boulding Mark Elliott | EVP AND CLO | M - OptEx | $46.54 | +3,540 | 106.0K | +3% | +$164.8K |
| DMT | 2026-05-12 17:20 | 2026-05-08 | PTCT | Boulding Mark Elliott | EVP AND CLO | S - Sale+OE | $78.97 | -3,540 | 105.2K | -3% | -$279.6K |
| T | 2026-04-23 17:20 | 2026-04-21 | PTCT | Klein Matthew B. | CEO, Dir | S - Sale | $70.91 | -2,850 | 394.1K | -0.7% | -$202.1K |
| DT | 2026-04-08 17:20 | 2026-04-06 | PTCT | Boulding Mark Elliott | EVP AND CLO | M - OptEx | $39.42 | +2,265 | 107.5K | +2% | +$89.3K |
| DMT | 2026-04-08 17:20 | 2026-04-06 | PTCT | Boulding Mark Elliott | EVP AND CLO | S - Sale+OE | $69.45 | -2,265 | 105.2K | -2% | -$157.3K |
| T | 2026-04-06 17:20 | 2026-04-02 | PTCT | Golden Lee Scott | EVP, Chief MEDICAL Off | S - Sale | $67.99 | -829 | 79.1K | -1% | -$56.4K |
| MT | 2026-04-03 17:20 | 2026-04-01 | PTCT | Almstead Neil Gregory | CHIEF TECHNICAL OPS Off | S - Sale | $69.04 | -52.0K | 60.1K | -46% | -$3.59M |
| DM | 2026-03-26 | 2026-03-24 | PTCT | Chutter Jessica Caroline | Dir | A - Grant | $0.00 | +7,333 | 7,333 | New | $0 |
| 2026-03-13 | 2026-03-12 | PTCT | Klein Matthew B. | CEO, Dir | S - Sale | $64.08 | -2,662 | 396.9K | -0.7% | -$170.6K | |
| 2026-03-13 | 2026-03-11 | PTCT | Klein Matthew B. | CEO, Dir | A - Grant | $0.00 | +12.5K | 399.6K | +3% | $0 | |
| DM | 2026-03-12 | 2026-03-10 | PTCT | Okey Stephanie | Dir | S - Sale+OE | $70.00 | -15.2K | 8,000 | -65% | -$1.06M |
| DM | 2026-03-12 | 2026-03-10 | PTCT | Okey Stephanie | Dir | M - OptEx | $33.63 | +15.2K | 9,167 | New | +$510.1K |
| 2026-03-09 | 2026-03-05 | PTCT | Okey Stephanie | Dir | S - Sale | $63.38 | -6,333 | 8,000 | -44% | -$401.4K | |
| 2026-03-09 | 2026-03-05 | PTCT | Golden Lee Scott | EVP, Chief MEDICAL Off | S - Sale | $63.38 | -10.0K | 79.9K | -11% | -$633.8K | |
| I | 2026-03-09 | 2026-03-05 | PTCT | Almstead Neil Gregory | CHIEF TECHNICAL OPS Off | S - Sale | $63.38 | -3,989 | 2,737 | -59% | -$252.8K |
| M | 2026-02-23 | 2026-02-19 | PTCT | Boulding Mark Elliott | EVP AND CLO | S - Sale | $69.48 | -3,019 | 107.6K | -3% | -$209.8K |
| 2026-02-20 | 2026-02-18 | PTCT | Pauwels Eric | Chief BUSINESS Off | S - Sale | $69.36 | -3,019 | 77.1K | -4% | -$209.4K | |
| 2026-02-20 | 2026-02-18 | PTCT | Golden Lee Scott | EVP, Chief MEDICAL Off | S - Sale | $69.36 | -2,484 | 89.9K | -3% | -$172.3K | |
| 2026-02-20 | 2026-02-18 | PTCT | 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 | Almstead Neil Gregory | CHIEF TECHNICAL OPS Off | S - Sale | $69.36 | -65 | 6,726 | -1.0% | -$4,508 |
| 2026-02-20 | 2026-02-18 | PTCT | Utter Christine Marie | SVP, CAO | S - Sale | $69.36 | -2,494 | 70.2K | -3% | -$173.0K | |
| 2026-02-20 | 2026-02-18 | PTCT | Klein Matthew B. | CEO, Dir | S - Sale | $69.36 | -7,371 | 387.1K | -2% | -$511.3K | |
| 2026-02-20 | 2026-02-18 | PTCT | Gravier Pierre | CFO | S - Sale | $69.36 | -2,992 | 87.3K | -3% | -$207.5K | |
| DM | 2026-02-19 | 2026-02-17+ | PTCT | Boulding Mark Elliott | EVP AND CLO | S - Sale+OE | $69.33 | -5,894 | 111.3K | -5% | -$408.6K |
| D | 2026-02-19 | 2026-02-17 | PTCT | Boulding Mark Elliott | EVP AND CLO | M - OptEx | $25.69 | +2,813 | 114.1K | +3% | +$72.3K |
| 2026-01-12 | 2026-01-08 | PTCT | Klein Matthew B. | CEO, Dir | S - Sale | $76.45 | -2,514 | 394.5K | -0.6% | -$192.2K | |
| 2026-01-12 | 2026-01-08 | PTCT | 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 | Almstead Neil Gregory | CHIEF TECHNICAL OPS Off | S - Sale | $76.45 | -59 | 6,791 | -0.9% | -$4,511 |
| 2026-01-12 | 2026-01-08 | PTCT | Golden Lee Scott | EVP, Chief MEDICAL Off | S - Sale | $76.45 | -866 | 92.4K | -0.9% | -$66.2K | |
| M | 2026-01-12 | 2026-01-08+ | PTCT | Boulding Mark Elliott | EVP AND CLO | S - Sale | $77.06 | -6,347 | 112.1K | -5% | -$489.1K |
| M | 2026-01-12 | 2026-01-08+ | PTCT | Pauwels Eric | Chief BUSINESS Off | S - Sale | $77.02 | -7,348 | 84.9K | -8% | -$565.9K |
| 2026-01-12 | 2026-01-08 | PTCT | Utter Christine Marie | SVP, CAO | S - Sale | $76.45 | -1,034 | 72.7K | -1% | -$79.0K | |
| MI | 2026-01-08 | 2026-01-06+ | PTCT | 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 | Almstead Neil Gregory | CHIEF TECHNICAL OPS Off | S - Sale | $77.19 | -2,305 | 117.1K | -2% | -$177.9K |
| 2026-01-08 | 2026-01-06 | PTCT | Gravier Pierre | CFO | S - Sale | $76.95 | -2,139 | 90.3K | -2% | -$164.6K | |
| M | 2026-01-08 | 2026-01-06+ | PTCT | Pauwels Eric | Chief BUSINESS Off | S - Sale | $77.18 | -3,141 | 88.8K | -3% | -$242.4K |
| M | 2026-01-08 | 2026-01-06+ | PTCT | Klein Matthew B. | CEO, Dir | S - Sale | $77.15 | -8,165 | 400.0K | -2% | -$629.9K |
| M | 2026-01-08 | 2026-01-06+ | PTCT | Utter Christine Marie | SVP, CAO | S - Sale | $77.19 | -2,616 | 75.0K | -3% | -$201.9K |
| DM | 2026-01-08 | 2026-01-06+ | PTCT | Boulding Mark Elliott | EVP AND CLO | S - Sale+OE | $77.31 | -6,618 | 117.7K | -5% | -$511.6K |
| DM | 2026-01-08 | 2026-01-07 | PTCT | Boulding Mark Elliott | EVP AND CLO | M - OptEx | $38.10 | +3,376 | 118.4K | +3% | +$128.6K |
| M | 2026-01-08 | 2026-01-06+ | PTCT | Golden Lee Scott | EVP, Chief MEDICAL Off | S - Sale | $77.12 | -1,982 | 93.3K | -2% | -$152.9K |
| D | 2026-01-06 | 2026-01-02 | PTCT | STEELE GLENN JR MD PHD | Dir | S - Sale+OE | $76.35 | -12.0K | 18.5K | -39% | -$916.2K |
| D | 2026-01-06 | 2026-01-02 | PTCT | STEELE GLENN JR MD PHD | Dir | M - OptEx | $30.86 | +12.0K | 30.5K | +65% | +$370.3K |
| D | 2026-01-06 | 2026-01-02 | PTCT | STEELE GLENN JR MD PHD | Dir | A - Grant | $0.00 | +4,000 | 22.5K | +22% | $0 |
| D | 2026-01-06 | 2026-01-02 | PTCT | SOUTHWELL DAVID P | Dir | A - Grant | $0.00 | +4,000 | 20.9K | +24% | $0 |
| D | 2026-01-06 | 2026-01-02 | PTCT | Okey Stephanie | Dir | A - Grant | $0.00 | +4,000 | 12.0K | +50% | $0 |
| D | 2026-01-06 | 2026-01-02 | PTCT | Pauwels Eric | Chief BUSINESS Off | A - Grant | $0.00 | +20.0K | 90.6K | +28% | $0 |
| D | 2026-01-06 | 2026-01-02 | PTCT | Young Alethia | Dir | A - Grant | $0.00 | +4,000 | 21.1K | +23% | $0 |
| D | 2026-01-06 | 2026-01-02 | PTCT | Utter Christine Marie | SVP, CAO | A - Grant | $0.00 | +13.2K | 76.3K | +21% | $0 |
| D | 2026-01-06 | 2026-01-02 | PTCT | Jacobson Allan Steven | Dir | A - Grant | $0.00 | +4,000 | 21.5K | +23% | $0 |
| D | 2026-01-06 | 2026-01-02 | PTCT | ZELDIS JEROME B | Dir | A - Grant | $0.00 | +4,000 | 22.5K | +22% | $0 |
| D | 2026-01-06 | 2026-01-02 | PTCT | Gravier Pierre | CFO | A - Grant | $0.00 | +20.0K | 92.4K | +28% | $0 |
| DM | 2026-01-06 | 2026-01-05 | PTCT | Boulding Mark Elliott | EVP AND CLO | S - Sale+OE | $75.55 | -2,266 | 120.9K | -2% | -$171.2K |
| D | 2026-01-06 | 2026-01-02 | PTCT | Boulding Mark Elliott | EVP AND CLO | A - Grant | $0.00 | +17.0K | 120.9K | +16% | $0 |
| D | 2026-01-06 | 2026-01-05 | PTCT | Boulding Mark Elliott | EVP AND CLO | M - OptEx | $39.42 | +2,266 | 123.2K | +2% | +$89.3K |
| D | 2026-01-06 | 2026-01-02 | PTCT | Golden Lee Scott | EVP, Chief MEDICAL Off | A - Grant | $0.00 | +18.8K | 95.3K | +25% | $0 |
| DI | 2026-01-06 | 2026-01-02 | PTCT | Almstead Neil Gregory | CHIEF TECHNICAL OPS Off | A - Grant | $0.00 | +520 | 6,956 | +8% | $0 |
| D | 2026-01-06 | 2026-01-02 | PTCT | Almstead Neil Gregory | CHIEF TECHNICAL OPS Off | A - Grant | $0.00 | +17.5K | 118.4K | +17% | $0 |
| D | 2026-01-06 | 2026-01-02 | PTCT | Klein Matthew B. | CEO, Dir | A - Grant | $0.00 | +63.0K | 405.1K | +18% | $0 |
| D | 2026-01-06 | 2026-01-02 | PTCT | SCHMERTZLER MICHAEL | Dir | A - Grant | $0.00 | +8,000 | 163.3K | +5% | $0 |
| D | 2026-01-06 | 2026-01-05 | PTCT | Reeve Emma | Dir | M - OptEx | $46.54 | +734 | 11.4K | +7% | +$34.2K |
| D | 2026-01-06 | 2026-01-05 | PTCT | Reeve Emma | Dir | S - Sale+OE | $76.00 | -734 | 10.7K | -6% | -$55.8K |
| D | 2026-01-06 | 2026-01-02 | PTCT | Reeve Emma | Dir | A - Grant | $0.00 | +4,000 | 10.7K | +60% | $0 |
| D | 2026-01-06 | 2026-01-02 | PTCT | Smith Mary L. | Dir | A - Grant | $0.00 | +4,000 | 21.8K | +22% | $0 |
| 2026-01-02 | 2025-12-30 | PTCT | Klein Matthew B. | CEO, Dir | S - Sale | $76.64 | -8,089 | 341.9K | -2% | -$619.9K | |
| DM | 2025-12-23 | 2025-12-19 | PTCT | Pauwels Eric | Chief BUSINESS Off | S - Sale+OE | $77.26 | -20.5K | 88.7K | -19% | -$1.58M |
| DM | 2025-12-23 | 2025-12-19 | PTCT | Pauwels Eric | Chief BUSINESS Off | M - OptEx | $65.15 | +20.5K | 90.2K | +29% | +$1.34M |
Purchase Sale Sale after option exercise All abbreviations