| $385M | ||
| $350M | ||
| $215M | ||
| $100M | ||
| $88M | ||
| $62M |
Buys | $0 | 0 | 0 |
Sells | $41,964,117 | 72 | 100 |
| Utter Christine Marie | SVP, CHIEF ACCOUNTING OFFICER | 0 | $0 | 4 | $453,952 | $-453,952 |
| Gravier Pierre | CHIEF FINANCIAL OFFICER | 0 | $0 | 3 | $496,563 | $-496,563 |
| SOUTHWELL DAVID P | director | 0 | $0 | 1 | $700,080 | $-700,080 |
| STEELE GLENN JR MD PHD | director | 0 | $0 | 1 | $916,200 | $-916,200 |
| Golden Lee Scott | EVP & CHIEF MEDICAL OFFICER | 0 | $0 | 5 | $1.03M | $-1.03M |
| Okey Stephanie | director | 0 | $0 | 2 | $1.38M | $-1.38M |
| Jacobson Allan Steven | director | 0 | $0 | 4 | $3M | $-3M |
| Klein Matthew B. | CHIEF EXECUTIVE OFFICER | 0 | $0 | 9 | $3.09M | $-3.09M |
| Reeve Emma | director | 0 | $0 | 7 | $4.23M | $-4.23M |
| Boulding Mark Elliott | EXEC. VP AND CLO | 0 | $0 | 17 | $5.78M | $-5.78M |
| Pauwels Eric | CHIEF BUSINESS OFFICER | 0 | $0 | 11 | $7.83M | $-7.83M |
| Almstead Neil Gregory | CHIEF TECHNICAL OPS OFFICER | 0 | $0 | 8 | $13.06M | $-13.06M |
PTC Therapeutics, Inc., a biopharmaceutical company, focuses on the discovery, development, and commercialization of medicines to patients with rare disorders. Its portfolio pipeline includes commercial products and product candidates in various stages of development, including clinical, pre-clinical and research and discovery stages, focuses on the development of treatments for multiple therapeutic areas, such as rare diseases. The company offers Translarna and Emflaza for the treatment of Duchenne muscular dystrophy in the European Economic Area and the United States, as well as to treat nonsense mutation Duchenne muscular dystrophy in Brazil and Russia; commercializes Tegsedi and Waylivra for the treatment of rare diseases in Latin America and the Caribbean; and markets Evrysdi for the treatment of spinal muscular atrophy in adults and children two months and older in Brazil. The company's splicing platform includes PTC518, which is being developed for the treatment of Huntington's disease. PTC Therapeutics, Inc. has collaborations with F. Hoffman-La Roche Ltd and Hoffman-La Roche Inc., as well as the Spinal Muscular Atrophy Foundation to advance drug discovery and development research in regenerative medicine; and Akcea Therapeutics, Inc. to commercialize Tegsedi and Waylivra for the treatment of rare diseases in Latin America and the Caribbean. PTC Therapeutics, Inc. was incorporated in 1998 and is headquartered in South Plainfield, New Jersey.
Over the last 12 months, insiders at PTC Therapeutics, Inc. have bought $0 and sold $41.96M worth of PTC Therapeutics, Inc. stock.
On average, over the past 5 years, insiders at PTC Therapeutics, Inc. have bought $198,736 and sold $16.4M worth of stock each year.
There was no buying activity among insiders over the last 12 months.
The last purchase of 7,700 shares for transaction amount of $198,736 was made by Gravier Pierre (CHIEF FINANCIAL OFFICER) on 2023‑12‑12.
| 2026-03-12 | Sale | Klein Matthew B. | CHIEF EXECUTIVE OFFICER | 2,662 0.0033% | $64.08 | $170,581 | +4.96% | |
| 2026-03-10 | Sale | Okey Stephanie | director | 14,000 0.0173% | $70.00 | $980,000 | -6.25% | |
| 2026-03-05 | Sale | Golden Lee Scott | EVP & CHIEF MEDICAL OFFICER | 10,000 0.0121% | $63.38 | $633,800 | +6.02% | |
| 2026-03-05 | Sale | Okey Stephanie | director | 6,333 0.0077% | $63.38 | $401,386 | +6.02% | |
| 2026-03-05 | Sale | Almstead Neil Gregory | CHIEF TECHNICAL OPS OFFICER | 3,989 0.0048% | $63.38 | $252,823 | +6.02% | |
| 2026-02-19 | Sale | Boulding Mark Elliott | EXEC. VP AND CLO | 3,019 0.0038% | $69.48 | $209,763 | -3.04% | |
| 2026-02-18 | Sale | Klein Matthew B. | CHIEF EXECUTIVE OFFICER | 7,371 0.0092% | $69.36 | $511,253 | -4.37% | |
| 2026-02-18 | Sale | Boulding Mark Elliott | EXEC. VP AND CLO | 3,081 0.0039% | $69.36 | $213,698 | -4.37% | |
| 2026-02-18 | Sale | Golden Lee Scott | EVP & CHIEF MEDICAL OFFICER | 2,484 0.0031% | $69.36 | $172,290 | -4.37% | |
| 2026-02-18 | Sale | Gravier Pierre | CHIEF FINANCIAL OFFICER | 2,992 0.0037% | $69.36 | $207,525 | -4.37% | |
| 2026-02-18 | Sale | Pauwels Eric | CHIEF BUSINESS OFFICER | 3,019 0.0038% | $69.36 | $209,398 | -4.37% | |
| 2026-02-18 | Sale | Utter Christine Marie | SVP, CHIEF ACCOUNTING OFFICER | 2,494 0.0031% | $69.36 | $172,984 | -4.37% | |
| 2026-02-18 | Sale | Almstead Neil Gregory | CHIEF TECHNICAL OPS OFFICER | 3,121 0.0039% | $69.36 | $216,473 | -4.37% | |
| 2026-02-17 | Sale | Boulding Mark Elliott | EXEC. VP AND CLO | 2,813 0.0035% | $69.29 | $194,914 | -3.99% | |
| 2026-01-12 | Sale | Pauwels Eric | CHIEF BUSINESS OFFICER | 1,024 0.0013% | $78.70 | $80,589 | -7.75% | |
| 2026-01-09 | Sale | Boulding Mark Elliott | EXEC. VP AND CLO | 2,314 0.0029% | $77.93 | $180,320 | -7.57% | |
| 2026-01-09 | Sale | Pauwels Eric | CHIEF BUSINESS OFFICER | 1,722 0.0021% | $77.41 | $133,300 | -7.57% | |
| 2026-01-08 | Sale | Klein Matthew B. | CHIEF EXECUTIVE OFFICER | 2,514 0.0031% | $76.45 | $192,195 | -6.64% | |
| 2026-01-08 | Sale | Boulding Mark Elliott | EXEC. VP AND CLO | 4,033 0.005% | $76.56 | $308,760 | -6.64% | |
| 2026-01-08 | Sale | Golden Lee Scott | EVP & CHIEF MEDICAL OFFICER | 866 0.0011% | $76.45 | $66,206 | -6.64% |
| Klein Matthew B. | CHIEF EXECUTIVE OFFICER | 396920 0.4795% | $26.48M | 0 | 30 | |
| Boulding Mark Elliott | EXEC. VP AND CLO | 105212 0.1271% | $7.02M | 0 | 55 | |
| Gravier Pierre | CHIEF FINANCIAL OFFICER | 87318 0.1055% | $5.82M | 1 | 6 | +25.22% |
| Golden Lee Scott | EVP & CHIEF MEDICAL OFFICER | 79944 0.0966% | $5.33M | 0 | 13 | |
| Pauwels Eric | CHIEF BUSINESS OFFICER | 77122 0.0932% | $5.14M | 0 | 40 | |
| Utter Christine Marie | SVP, CHIEF ACCOUNTING OFFICER | 70199 0.0848% | $4.68M | 0 | 43 | |
| STEELE GLENN JR MD PHD | director | 18500 0.0223% | $1.23M | 0 | 1 | |
| Jacobson Allan Steven | director | 17451 0.0211% | $1.16M | 0 | 15 | |
| SOUTHWELL DAVID P | director | 16850 0.0204% | $1.12M | 0 | 9 | |
| Reeve Emma | director | 10666 0.0129% | $711,528.86 | 0 | 11 | |
| Okey Stephanie | director | 8000 0.0097% | $533,680.00 | 0 | 6 | |
| Almstead Neil Gregory | CHIEF TECHNICAL OPS OFFICER | 2737 0.0033% | $182,585.27 | 0 | 50 | |
| HBM Healthcare Investments (Cayman) Ltd. | 10 percent owner | 2441504 2.9496% | $162.87M | 1 | 1 | +8.52% |
| Koppel Adam | director | 2333333 2.8189% | $155.66M | 1 | 0 | +8.52% |
| Vulcan Ventures Inc. | director | 803067 0.9702% | $53.57M | 1 | 0 | +8.52% |
| SCHMERTZLER MICHAEL | director | 115266 0.1393% | $7.69M | 5 | 2 | +30.17% |
| Peltz Stuart Walter | CHIEF EXECUTIVE OFFICER | 54903 0.0663% | $3.66M | 0 | 37 | |
| Hirawat Claudia de Oliveira Ribeiro | President | 39247 0.0474% | $2.62M | 0 | 9 | |
| Hill Emily Luisa | CHIEF FINANCIAL OFFICER | 38925 0.047% | $2.6M | 0 | 19 | |
| Svoronos Dawn | 29017 0.0351% | $1.94M | 1 | 5 | +46.15% | |
| Bolte Axel | director | 20000 0.0242% | $1.33M | 1 | 0 | +8.52% |
| ZELDIS JEROME B | director | 14500 0.0175% | $967,295.00 | 0 | 2 | |
| Young Alethia | director | 9067 0.011% | $604,859.57 | 0 | 1 | |
| Kovacs Shane William Charles | Chief Financial Officer | 8850 0.0107% | $590,383.50 | 0 | 2 | |
| Souza Marcio | Chief Operating Officer | 6744 0.0081% | $449,892.24 | 0 | 7 | |
| Rothera Mark | Chief Commercial Officer | 5125 0.0062% | $341,888.75 | 2 | 13 | +19.88% |
| Spiegel Robert J. | Chief Medical Officer | 3239 0.0039% | $216,073.69 | 0 | 2 | |
| Kranda Michael L | director | 2242 0.0027% | $149,563.82 | 0 | 2 | |
| ALDRICH RICHARD | director | 0 0% | $0 | 2 | 1 | +8.52% |
$193,151,375 | 134 | 8.18% | $4.51B | |
$224,489,578 | 47 | 29.57% | $4.65B | |
$477,065,869 | 34 | 82.05% | $5.09B | |
$5,066,938 | 27 | 26.38% | $4.55B | |
$27,105,902 | 21 | -16.06% | $4.18B | |
$103,944,213 | 17 | 5.95% | $6.18B | |
$74,919,629 | 15 | 45.28% | $4.65B | |
$75,296,863 | 13 | 33.79% | $6.5B | |
PTC Therapeutics, Inc. (PTCT) | $57,686,748 | 13 | 21.11% | $5.52B |
$9,976,473 | 12 | 29.52% | $6.45B | |
$2,477,801 | 11 | 4.98% | $4.67B | |
$35,908,794 | 10 | 126.31% | $6.17B | |
$3,073,199 | 10 | 16.77% | $5.32B | |
$20,831,864 | 10 | 69.29% | $5.79B | |
$11,898,979 | 10 | 54.58% | $7.31B | |
$182,500,000 | 6 | 29.00% | $6.7B | |
$2,246,813 | 6 | 70.15% | $4.59B | |
$105,414,951 | 5 | 10.07% | $7.28B | |
$7,600,000 | 1 | -4.05% | $5.56B |
| Increased Positions | 227 | +73.94% | 19M | +22.29% |
| Decreased Positions | 138 | -44.95% | 10M | -11.98% |
| New Positions | 99 | New | 3M | New |
| Sold Out Positions | 40 | Sold Out | 3M | Sold Out |
| Total Postitions | 396 | +28.99% | 93M | +10.31% |
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| Rtw Investments, Lp | $594,460.00 | 9.68% | 7.75M | 0 | 0% | 2025-09-30 |
| Blackrock, Inc. | $547,218.00 | 8.91% | 7.13M | -349,625 | -4.67% | 2025-09-30 |
| Wellington Management Group Llp | $377,455.00 | 6.15% | 4.92M | +224,481 | +4.78% | 2025-09-30 |
| Janus Henderson Group Plc | $289,583.00 | 4.72% | 3.77M | +598,541 | +18.85% | 2025-09-30 |
| Armistice Capital, Llc | $251,498.00 | 4.1% | 3.28M | -1M | -30.79% | 2025-09-30 |
| Toronto Dominion Bank | $249,138.00 | 4.06% | 3.25M | +800,567 | +32.73% | 2025-09-30 |
| State Street Corp | $240,563.00 | 3.92% | 3.13M | +138,329 | +4.62% | 2025-09-30 |
| D. E. Shaw & Co., Inc. | $166,879.00 | 2.72% | 2.17M | -263,089 | -10.79% | 2025-09-30 |
| Geode Capital Management, Llc | $149,710.00 | 2.44% | 1.95M | +16,285 | +0.84% | 2025-09-30 |