{"url_path":"/sec/ptct/8-k/2026-06-18/item-9-01","section_key":"item-9-01","section_title":"Item 9.01 **","topic":"sec","document":{"doc_type":"8-K","doc_date":"2026-06-18","source_url":"https://www.sec.gov/Archives/edgar/data/1070081/0001104659-26-075731-index.html","accession_number":"0001104659-26-075731","cik":"0001070081","ticker":"PTCT","issuer_name":"PTC THERAPEUTICS, INC.","edgar_url":"https://www.sec.gov/Archives/edgar/data/1070081/0001104659-26-075731-index.html","primary_entity_key":"0001070081","primary_entity_name":"PTC THERAPEUTICS, INC."},"word_count":317,"has_tables":true,"body_markdown":"**Item 9.01.**\n**Financial Statements and Exhibits.**\n\n \n\n(d) Exhibits.\n\n \n\n**Exhibit\nNo.**\n \n**Description**\n\n \n \n\n[4.1](tm2618266d1_ex4-1.htm)\n \n[Indenture (including Form of Note), dated June 18, 2026, between PTC Therapeutics, Inc. and U.S. Bank Trust Company, National Association.](tm2618266d1_ex4-1.htm)\n\n \n \n\n104\n \nThe cover page from this Current Report on Form 8-K, formatted in Inline XBRL\n\n \n\n**Cautionary Note Regarding Forward-Looking Statements**\n\n \n\nThis Current Report on Form 8-K contains information about future expectations, plans\nand prospects of the Company’s management that constitute forward-looking statements for purposes of the safe harbor provisions\nunder The Private Securities Litigation Reform Act of 1995, including statements with respect to the Company’s expectations with\nrespect to the repurchase of Existing Convertible Notes. Actual results may differ materially from those indicated by these forward-looking\nstatements as a result of various important factors including, but not limited to, the impact of general economic, industry, market or\npolitical conditions and other factors that are discussed in the Company’s Annual Report on Form 10-K, Quarterly Reports on Form\n10-Q, and other documents periodically filed with the Securities and Exchange Commission.\n\n \n\nIn addition, the statements in this Current Report\non Form 8-K represent the Company’s expectations and beliefs as of the date of this Current Report on Form 8-K. The Company anticipates\nthat subsequent events and developments may cause these expectations and beliefs to change. However, while the Company may elect to update\nthese forward-looking statements at some point in the future, it specifically disclaims any obligation to do so. These forward-looking\nstatements should not be relied upon as representing the Company’s expectations or beliefs as of any date subsequent to the date\nof this Current Report on Form 8-K.\n\n \n\n \n\n \n\n \n\n**SIGNATURES**\n\n \n\nPursuant to the requirements of the Securities Exchange Act of 1934,\nthe Registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.\n\n \n\n \n \n**PTC Therapeutics, Inc.**\n\n \n \n \n\nDate: June 18, 2026\nBy:\n/s/ Pierre Gravier\n\n \n \nPierre Gravier\n\n \n \nChief Financial Officer"}