Machine signal
Active cluster sell — 7 distinct insiders, $14.5M, window ends Sep 30, 2026.
Figures computed from official regulatory filings — .
Analysttarget 101.79 USD (+60%) · consensus 4.29/5 · 12 buy · 1 hold · 1 sell
Ownershipinsiders 7.31% · institutions 122.83% · short 15.8% of float
In USD · as of Oct 5, 2026
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PTC Therapeutics, Inc., a biopharmaceutical company, focuses on the discovery, development, and commercialization of medicines to children and adults living with rare disorders in the United States and internationally. The company provides Translarna and Emflaza for the treatment of Duchenne muscular dystrophy; Upstaza to treat aromatic l-amino acid decarboxylas (AADC) deficiency, a central nervous system disorder; Tegsedi and Waylivra for the treatment of rare diseases; and Evrysdi to treat spinal muscular atrophy (SMA) in adults and children. Its development pipeline products include Sepiapterin for the treatment of phenylketonuria; PTC518 splicing platform, which is being developed for the treatment of Huntington's disease; and inflammation and ferroptosis platforms, including vatiquinone to treat Friedreich's ataxia. The company distributes its products through third-party distributors. It has collaborations with F. Hoffman-La Roche Ltd., Hoffman-La Roche Inc., the SMA Foundation, National Taiwan University, Akcea Therapeutics, Inc., and Shiratori Pharmaceutical Co., Ltd. The company has license and collaboration agreement with Novartis Pharmaceuticals Corporation to develop PTC518 Huntington's disease program. It markets Upstaza, a gene therapy with the brand name Kebilidi in the United States. PTC Therapeutics, Inc. was incorporated in 1998 and is headquartered in Warren, New Jersey.
Market information source · Oct 5, 2026
Periods recorded in the consulted sources. These do not certify the legal dates of name changes.
SEC company identity · Oct 5, 2026
Open-market timeline · full history
14 buys883 sells— close pricebar = usd volume, √ scaleclick a period to filter the table
| Insider | Type | Value · USD | Signals | Details | |
|---|---|---|---|---|---|
| STEELE GLENN JR MD PHD | Exercise | $134.8K | SEC |
| STEELE GLENN JR MD PHD | Sell | $781.9K | SEC |
| STEELE GLENN JR MD PHD | ExerciseD (derivative) | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| SCHMERTZLER MICHAELtrack record | Sell | $25.7K | SEC |
| SCHMERTZLER MICHAELtrack record | Sell | $652.8K | SEC |
| SCHMERTZLER MICHAELtrack record | Sell | $199.3K | SEC |
| SCHMERTZLER MICHAELtrack record | Sell | $471.9K | SEC |
| SCHMERTZLER MICHAELtrack record | Sell | $673.4K | SEC |
| SCHMERTZLER MICHAELtrack record | Sell | $39.3K | SEC |
| SCHMERTZLER MICHAELtrack record | Sell | $639.1K | SEC |
| SCHMERTZLER MICHAELtrack record | Sell | $44.1K | SEC |
| SCHMERTZLER MICHAELtrack record | Sell | $850.7K | SEC |
| SCHMERTZLER MICHAELtrack record | Sell | $500K | SEC |
| SCHMERTZLER MICHAELtrack record | Sell | $411.7K | SEC |
| SCHMERTZLER MICHAELtrack record | Sell | $666.7K | SEC |
| SCHMERTZLER MICHAELtrack record | Sell | $527.8K | SEC |
| SCHMERTZLER MICHAELtrack record | Sell | $388.7K | SEC |
| SCHMERTZLER MICHAELtrack record | Sell | $50.4K | SEC |
| SCHMERTZLER MICHAELtrack record | Sell | $171.8K | SEC |
| Boulding Mark Elliott | Sell | $70.6K | SEC |
| Boulding Mark Elliott | Exercise | $72.3K | SEC |
| Boulding Mark Elliott | ExerciseD (derivative) | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| Boulding Mark Elliott | Sell | $133.5K | SEC |
| Klein Matthew B. | Sell | $705.7K | Unusual size | SEC |
| Sollie-Zetlmayer Hege Elisabeth | Award | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |