Sephience revenue reached $182 million in the quarter, the company acquired ST-920 for $111.0 million upfront, and it now expects total revenue of $1.29 to $1.32 billion for 2026.
PTC reported second quarter 2026 total revenue of $361 million, including $239 million of product revenue, and raised full-year product revenue guidance to $850 to $950 million.
PTC Therapeutics sold $550,000,000 of 0.0% convertible senior notes due 2031 through Morgan Stanley & Co. LLC as representative of the initial purchasers. The initial conversion price is about $107.48 a share.
Alethia Young resigned from the PTC Therapeutics board effective June 8, 2026, and will remain an advisor under a consulting agreement running through June 8, 2027.
PTC reported first quarter 2026 total revenue of $273 million and a net loss of $2.8 million, and raised full-year product revenue guidance to $750 to $850 million.
Former Censa securityholders holding about 90% of its equity gave up 8% to 12% net sales payments on sepiapterin. PTC will owe milestone payments of about $90.0 million each if sales reach set thresholds.
PTC paid about $225.0 million in cash to former Censa holders who gave up their share of sepiapterin sales, and it is still obligated to make five milestone payments of about $90.0 million each. The filing does not say what the rights were worth.
Latest balance sheet, Sep 30, 2026 (10-Q): cash and equivalents $508.9 million, plus short-term investments of $1.62 billion, $2.13 billion in all.
Figures as reported to the SEC in XBRL; each one links to its filing. Not adjusted, not investment advice.
Questions about PTC Therapeutics
Did PTC Therapeutics file for bankruptcy?
Our latest story on this, dated Aug 25, 2026: "PTC agrees to buy Sangamo's Fabry gene therapy ST-920 in bankruptcy". The story links the filing or release it is based on. Read the story.
Has PTC Therapeutics raised money recently?
Our latest story on this, dated Jun 18, 2026: "PTC Therapeutics closes $550,000,000 convertible notes offering". The story links the filing or release it is based on. Read the story.
Has PTC Therapeutics sold convertible notes?
Our latest story on this, dated Jun 18, 2026: "PTC Therapeutics closes $550,000,000 convertible notes offering". The story links the filing or release it is based on. Read the story.
Is PTC Therapeutics involved in a merger or acquisition?
Our latest story on this, dated Aug 25, 2026: "PTC agrees to buy Sangamo's Fabry gene therapy ST-920 in bankruptcy". The story links the filing or release it is based on. Read the story.
What is the ticker symbol of PTC Therapeutics?
PTC Therapeutics, Inc. trades under the ticker PTCT on NASDAQ.
Where is PTC Therapeutics listed?
PTC Therapeutics, Inc. is listed on NASDAQ. Our directory also records these other listings: DUS:BH3; FWB:BH3; GETTEX:BH3; HAM:BH3; HAN:BH3; MUN:BH3; SWB:BH3; TRADEGATE:BH3; XETR:BH3.
What is the SEC CIK of PTC Therapeutics?
The SEC Central Index Key (CIK) for PTC Therapeutics, Inc. is 1070081. Its filings are on SEC EDGAR.
How many shares does PTC Therapeutics have outstanding?
83,460,802 shares as of 2026-07-29, per the cover page of its 10-Q filed 2026-07-30.
Which country or territory is PTC Therapeutics listed under?
Our directory records PTC Therapeutics, Inc. under United States.
What does PTC Therapeutics do?
Our directory classifies PTC Therapeutics, Inc. as: Pharmaceuticals: Major. This is a directory classification, not a description of the pipeline.
What is the ISIN of PTC Therapeutics?
The ISIN recorded for PTC Therapeutics, Inc. is US69366J2006.
Does aibio.space cover PTC Therapeutics?
aibio.space lists PTC Therapeutics, Inc. among 2,820 public biotech companies and publishes its news here as stories appear.
Where is PTC Therapeutics incorporated?
SEC records list its state or country of incorporation as DE.
Is PTC Therapeutics profitable?
PTC Therapeutics, Inc. reported net income of $682.6 million for the fiscal year ended Dec 31, 2025, and generated $711.2 million of cash from operations, per its annual report to the SEC.
How much does PTC Therapeutics spend on research and development?
$455.2 million in the fiscal year ended Dec 31, 2025, per its annual report.
Investor discussion: PTC Therapeutics
Members talk about PTC Therapeutics (PTCT). Reader posts, not aibio.space reporting, and not investment advice.
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Capital-markets timeline
Financings, listing notices, splits, legal actions and other investor events at PTC Therapeutics, newest first. Each line links the filing it comes from.
Distress
Reported a bankruptcy filing. SEC Form 8-K (Items 7.01,8.01,9.01). Source
Financings
Reported a financing. SEC Form 8-K (Items 8.01,9.01). Source
Mergers
Reported a merger or acquisition agreement. SEC Form 8-K (Items 1.01). Source
Distress
Reported a restructuring, a workforce reduction or a review of strategic alternatives. SEC Form 8-K (Items 2.02,7.01,9.01). Source
Press releases
Headlines of PTC Therapeutics's own announcements, newest first. Each opens the full release on the newswire that carried it.
Price chart and quote supplied by TradingView, delayed as the exchange requires. It loads only if you choose to show it. Information only, not investment advice. Open NASDAQ:PTCT on TradingView.
SEC filings and registration
SEC name
Ptc Therapeutics, Inc.
CIK
1070081
Industry (SIC)
Pharmaceutical Preparations (2834)
US tickers
PTCT (Nasdaq)
State or country of incorporation
DE
Fiscal year ends
December 31
Filer category
Large accelerated filer
Business address
500 WARREN CORPORATE CENTER DRIVE, WARREN, NJ, 07059
Phone
9082227000
Shares outstanding
83,460,802 as of 2026-07-29 (10-Q filed 2026-07-30)
Former names
PTC THERAPEUTICS INC
Recent filings (8-K and 6-K are the company's own announcements)
Source: SEC EDGAR, retrieved October 23, 2026. Shares outstanding is the cover-page figure from the latest periodic report. The SEC does not publish share prices.
Listing details
PTC Therapeutics, Inc. is a public biotech or pharmaceutical company listed on NASDAQ under the ticker PTCT, recorded under United States. The directory classifies it as Pharmaceuticals: Major. aibio.space tracks 2,820 public biotech companies worldwide and publishes investor news on them.
Listing facts come from our company directory, researched on October 22, 2026. A listing record does not certify that a security currently trades. Tell us about a change. Work at this company? Claim this page.
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