Cantor Fitzgerald maintains Overweight rating on PTC Therapeutics, $137 price target

PTC THERAPEUTICS, INC. (PTCT) filed an SEC Form 8-K — Regulation FD Disclosure. Exhibit 99.1 PTC Completes Acquisition of ST-920 Fabry Disease Gene Therapy – Completion of BLA submission expected in Q4 2026 – WARREN, N.J., Sept. 21, 2026 – PTC Therapeutics, Inc., (NASDAQ: PTCT) today announced that it completed the previously announced agreement with Sangamo

PTC Therapeutics (PTCT) presented new data on its PKU therapy Sephience at the 2026 SSIEM Symposium, showing benefits in lowering phenylalanine levels and diet liberalization across a broad PKU population. The data suggest Sephience could be relevant for a wider spectrum of PKU severity. PTC raised its full-year revenue guidance to US$1.18 billion to US$1.28 billion following stronger Q2 2026 results. Analysts have varying opinions on the company's future revenue and earnings, with some predicti

PTC Therapeutics (NASDAQ: PTCT) announced new data on Sephience (sepiapterin) at the 2026 SSIEM Symposium, showing sustained metabolic control, diet liberalization, and a favorable safety profile for PKU patients. Data include significant blood Phe reductions and benefits across patient subgroups. Sephience is approved in the U.S., EU, Japan, and other regions for PKU treatment.

PTC Therapeutics (PTCT) presented data on Sephience at a metabolic disorders symposium. Clinical trials and real-world data showed significant reductions in blood phenylalanine levels and dietary liberalization in PKU patients. Sephience is approved in the U.S., EU, and Japan. The drug carries warnings about bleeding risk and hypophenylalaninemia. PKU affects about 58,000 people globally.

PTC Therapeutics won a bankruptcy auction for Sangamo Therapeutics' Fabry disease gene therapy, ST-920, paying $111M upfront and up to $100M in milestones. PTC outbid Astellas and TerSera. The deal requires court and regulatory approval. ST-920 showed positive clinical data, supporting an accelerated FDA approval pathway. Eli Lilly also acquired other Sangamo assets for $50M.

PTC Therapeutics (NASDAQ:PTCT) agreed to expand its Fabry disease pipeline with ST-920, a one-time AAV gene therapy. The deal includes $111 million upfront and up to $100 million in contingent milestones tied to regulatory approvals. PTC expects a rolling FDA BLA for accelerated approval to finish in Q4 2026. PTCT shares were about $72.55.