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PTCT insider trading — PTC Therapeutics, Inc.

No open-market insider purchases or sales were filed for PTC Therapeutics, Inc. (PTCT) in the last 90 days. Other insider transactions — such as stock awards, option exercises or tax withholding — are listed below.

Updated Oct 16, 2026.

Insider buying · 90d
$0
Insider selling · 90d
$0
Net · 90d
$0
Last 30 days
0B / 0S

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Recent PTCT insider transactions

Every Form 4 filed by PTC Therapeutics, Inc. officers, directors and 10% owners in the last 90 days, newest first. P = open-market purchase, S = open-market sale; other codes are awards, option exercises, tax withholding or gifts.

Trade dateInsiderRoleTypeOwnershipSharesPriceValueFiling
Oct 9, 2026Boulding Mark ElliottEXEC. VP AND CLOM · Option exercise · 10b5-1Direct192$39.42$8KForm 4
Oct 9, 2026Boulding Mark ElliottEXEC. VP AND CLOS · Sale · 10b5-1Direct192$64.26$12KForm 4
Oct 7, 2026Schmertzler MichaelDirectorS · Sale · 10b5-1Indirect2,500$63.39$158KForm 4
Oct 6, 2026Boulding Mark ElliottEXEC. VP AND CLOM · Option exercise · 10b5-1Direct435$39.42$17KForm 4
Oct 6, 2026Boulding Mark ElliottEXEC. VP AND CLOS · Sale · 10b5-1Direct435$64.16$28KForm 4
Oct 5, 2026Boulding Mark ElliottEXEC. VP AND CLOM · Option exercise · 10b5-1Direct1,638$39.42$65KForm 4
Oct 5, 2026Boulding Mark ElliottEXEC. VP AND CLOS · Sale · 10b5-1Direct1,638$64.03$105KForm 4
Sep 30, 2026Steele Glenn Jr Md PhdDirectorM · Option exercise · 10b5-1Direct12,000$11.23$135KForm 4
Sep 30, 2026Steele Glenn Jr Md PhdDirectorS · Sale · 10b5-1Direct12,000$65.16$782KForm 4
Sep 17, 2026Schmertzler MichaelDirectorS · Sale · 10b5-1Indirect10,000$67.85$679KForm 4
Sep 16, 2026Schmertzler MichaelDirectorS · Sale · 10b5-1Indirect10,000$67.12$671KForm 4
Sep 10, 2026Schmertzler MichaelDirectorS · Sale · 10b5-1Indirect10,000$67.34$673KForm 4
Sep 9, 2026Schmertzler MichaelDirectorS · Sale · 10b5-1Indirect10,000$67.84$678KForm 4
Aug 27, 2026Schmertzler MichaelDirectorS · Sale · 10b5-1Indirect12,500$71.58$895KForm 4
Aug 26, 2026Schmertzler MichaelDirectorS · Sale · 10b5-1Indirect12,500$72.94$912KForm 4
Aug 20, 2026Schmertzler MichaelDirectorS · Sale · 10b5-1Indirect12,500$71.11$889KForm 4
Aug 19, 2026Schmertzler MichaelDirectorS · Sale · 10b5-1Indirect12,500$73.32$917KForm 4
Aug 17, 2026Boulding Mark ElliottEXEC. VP AND CLOM · Option exercise · 10b5-1Direct2,813$25.69$72KForm 4
Aug 17, 2026Boulding Mark ElliottEXEC. VP AND CLOS · Sale · 10b5-1Direct2,813$72.57$204KForm 4
Aug 4, 2026Klein Matthew B.CHIEF EXECUTIVE OFFICERS · Sale · 10b5-1Direct10,292$68.57$706KForm 4
Jul 28, 2026Sollie-Zetlmayer Hege ElisabethDirectorA · Grant/awardDirect6,000——Form 4

PTCT insider trading FAQ

Are insiders buying PTCT stock?

Not on the open market. In the last 90 days, PTC Therapeutics, Inc. insiders made no open-market purchases, and no open-market sales. Purchases with the insider's own money are generally seen as a stronger signal than sales, which happen for many reasons (taxes, diversification, planned 10b5-1 sales).

Who are the insiders trading PTCT?

No insider bought or sold on the open market in the last 90 days.

Where does PTCT insider trading data come from?

Every transaction comes from SEC Form 4 filings on EDGAR. Company officers, directors and 10% owners must file a Form 4 within two business days of buying or selling. InsiderBolt reads these filings directly from the SEC.

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Insider trading data is for informational purposes only and is not investment advice. Filings can be amended; always confirm details on SEC EDGAR.