Skip to main content

PTC Therapeutics, Inc.

PTCT
Exchange
Nasdaq
Industry
Pharmaceutical Preparations
SEC CIK
0001070081

In the last 90 days, PTC Therapeutics, Inc. insiders filed 0 open-market purchases and 11 sales; 382 institutions reported holding it in 13F filings for Q2 2026, worth $8.20B in total; no superinvestor holds it.

Open-market trades, last 90 days

Open-market purchases (P) and sales (S) by PTC Therapeutics, Inc. insiders, counted by Form 4 filing. Trades with a flagged price and duplicate filings are left out.

Open-market buys
0 filings
Open-market sells
11 filings
6 insiders, $13.7M in total
Insiders trading
6
Net value
−$13.7M
Purchases minus sales

Insider roster

Directors, officers and 10% owners who have filed a Form 4 for PTC Therapeutics, Inc., current and former, most recent filer first. Last reported holding is the position after the last non-derivative trade in their latest filing.

Insider roster for PTC Therapeutics, Inc.
NameTitleLast reported holdingLast filingFilings, past year
Schmertzler MichaelDirector1,296,594IndirectSep 18, 20266
Boulding Mark ElliottEXEC. VP AND CLO105,272Aug 19, 202614
Klein Matthew B.CHIEF EXECUTIVE OFFICER383,868Aug 6, 202610
Sollie-Zetlmayer Hege ElisabethDirector52,526Jul 30, 20261
Gravier PierreCHIEF FINANCIAL OFFICER83,986Jul 16, 20264
Smith Mary L.Director21,813Jul 13, 20262
Almstead Neil GregoryCHIEF TECHNICAL OPS OFFICER60,299Jul 13, 202614
Utter Christine MarieSVP, CHIEF ACCOUNTING OFFICER70,199Jun 22, 20265
Pauwels EricCHIEF BUSINESS OFFICER73,411Jun 12, 20267
Golden Lee ScottEVP & CHIEF MEDICAL OFFICER79,115Apr 6, 20266
Chutter Jessica CarolineDirector7,333Mar 26, 20261
Okey StephanieDirector8,000Mar 12, 20264
Southwell David PDirector20,850Jan 6, 20261
Steele Glenn Jr MD PhDDirector22,500Jan 6, 20261
Zeldis Jerome BDirector22,500Jan 6, 20261
Jacobson Allan StevenDirector21,451Jan 6, 20263
Reeve EmmaDirector10,666Jan 6, 20266
Young AlethiaDirector21,067Jan 6, 20261
Bell William F. Jr.Director10,333Feb 16, 20240
Hill Emily LuisaCHIEF FINANCIAL OFFICER38,925Mar 29, 20230
Peltz Stuart WalterCHIEF EXECUTIVE OFFICER54,903IndirectFeb 2, 20230
Svoronos DawnDirector29,017Jun 10, 20220

Insider trades

Each row adds up one type of transaction in one Form 4 filing. Only open-market purchases (P) and sales (S) are shown by default; use the filters to see grants, option exercises and other codes.

Insider trades
Filed (ET)Trade dateFiling delayInsiderTransactionSharesAvg priceValueHolding changeFlags
Feb 3, 2022 (view filing)Feb 12 daysAlmstead Neil GregoryChief Technical Ops OfficerSSale−27$40.00−$1.08K−1.1%2.42K after
Jan 27, 2022 (view filing)Jan 252 daysPeltz Stuart WalterChief Executive OfficerSSale−330$39.31−$13.0K−0.8%39.0K after
Jan 27, 2022 (view filing)Jan 252 daysPauwels EricChief Business OfficerSSale−359$39.31−$14.1K−0.7%51.0K after
Jan 27, 2022 (view filing)Jan 252 daysHill Emily LuisaChief Financial OfficerSSale−211$39.31−$8.29K−0.6%37.7K after
Jan 27, 2022 (view filing)Jan 252 daysAlmstead Neil GregoryChief Technical Ops OfficerSSale−43$39.31−$1.69K−1.7%2.45K after
Jan 20, 2022 (view filing)Jan 182 daysUtter Christine MarieSVP, Finance & CAOSSale−11.4K$43.94−$502.1K−30.2%26.4K after2 lots
Jan 11, 2022 (view filing)Jan 74 daysUtter Christine MarieSVP, Finance & CAOSSale−747$38.53−$28.8K−4.4%16.3K after
Jan 11, 2022 (view filing)Jan 74 daysAlmstead Neil GregoryChief Technical Ops OfficerSSale−756$38.53−$29.1K−2.1%35.1K after
Jan 11, 2022 (view filing)Jan 74 daysAlmstead Neil GregoryChief Technical Ops OfficerSSale−45$38.53−$1.73K−2.6%1.71K after
Jan 11, 2022 (view filing)Jan 74 daysBoulding Mark ElliottExec. VP and CLOSSale−885$38.53−$34.1K−1.8%47.5K after
Jan 11, 2022 (view filing)Jan 74 daysHill Emily LuisaChief Financial OfficerSSale−800$38.53−$30.8K−3.5%22.3K after
Jan 11, 2022 (view filing)Jan 74 daysKlein Matthew B.Chief Operating OfficerSSale−775$38.53−$29.9K−4.5%16.5K after
Jan 11, 2022 (view filing)Jan 74 daysPauwels EricChief Business OfficerSSale−866$38.53−$33.4K−2.4%34.5K after
Jan 11, 2022 (view filing)Jan 74 daysPeltz Stuart WalterChief Executive OfficerSSale−1.87K$38.53−$72.0K−2.3%78.4K after
Jan 11, 2022 (view filing)Jan 74 daysPeltz Stuart WalterChief Executive OfficerSSale−294$38.53−$11.3K−1.3%22.5K after
Jan 11, 2022 (view filing)Jan 74 daysSvoronos DawnDirectorSSale−510$38.53−$19.7K−1.9%26.6K after
Jan 6, 2022 (view filing)Jan 42 daysAlmstead Neil GregoryChief Technical Ops OfficerSSale−64$41.16−$2.63K−3.5%1.75K after
Jan 6, 2022 (view filing)Jan 42 daysHill Emily LuisaChief Financial OfficerSSale−173$41.16−$7.12K−0.7%23.1K after
Jan 6, 2022 (view filing)Jan 42 daysPauwels EricChief Business OfficerSSale−806$41.16−$33.2K−2.2%35.4K after
Jan 6, 2022 (view filing)Jan 42 daysPeltz Stuart WalterChief Executive OfficerSSale−378$41.16−$15.6K−1.6%22.8K after
Sep 3, 2021 (view filing)Sep 21 dayBoulding Mark ElliottExec. VP and CLOSSale−3.36K$45.01−$151.4K−6.5%48.4K after
Aug 17, 2021 (view filing)Aug 134 daysOkey StephanieDirectorSSale−1.65K$40.06−$66.1K−63.1%963 after
Jul 12, 2021 (view filing)Jul 8-94 daysBoulding Mark ElliottExec. VP and CLOSSale−9.23K$45.19−$417.3K−16.0%48.4K after10 lots