PTC Therapeutics, Inc.

PTCT·NASDAQ·$67.65Share Price as of 11/2·$6BMarket Cap as of 11/2

Financials

10-QQ3 ended 09/30/2610/29/26 10-QQ2 ended 06/30/2607/30/26 10-QQ1 ended 03/31/2605/07/26 10-KFY 202502/19/26 10-QQ3 ended 09/30/2511/04/25

Disclosures

8-KCurrent report10/29/26 8-KCurrent report09/21/26 8-KCurrent report08/28/26 8-KCurrent report08/13/26 8-KCurrent report07/30/26

Prospectuses and Registrations

POSASRProspectus / registration11/07/23 S-3ASRAutomatic shelf registration05/05/23 POSASRProspectus / registration04/28/23 S-3ASRAutomatic shelf registration12/16/22 S-8Registration of securities for employees12/16/22

Proxies

DEF 14ADefinitive proxy04/20/26 DEFA14AAdditional proxy materials04/20/26 DEF 14ADefinitive proxy04/30/25 DEFA14AAdditional proxy materials04/30/25 DEF 14ADefinitive proxy04/26/24

Ownership

Form 4Insider transaction10/16/26 Form 4Insider transaction10/13/26 144Proposed sale of securities10/09/26 Form 4Insider transaction10/09/26 144Proposed sale of securities10/07/26

Other

ARSAnnual report to shareholders04/20/26 UPLOADLetter from the SEC09/24/25 CORRESPCorrespondence with the SEC09/18/25 UPLOADLetter from the SEC08/21/25 ARSAnnual report to shareholders04/30/25