8-K current report · filed Aug 28, 2026

PTC THERAPEUTICS, INC. (PTCT) 8-K Current Report: August 28, 2026

Item 1.01PTCT overview

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PTC THERAPEUTICS, INC. (PTCT) filed an 8-K current report with the SEC on August 28, 2026 reporting Item 1.01 (Entry into a Material Definitive Agreement). PTC to acquire ST-920, one-time AAV gene therapy candidate for Fabry disease, expanding its rare-disease pipeline.

PTC THERAPEUTICS, INC. 8-K event analysis

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Item 1.01 · Entry into a Material Definitive Agreement

  • PTC to acquire ST-920, one-time AAV gene therapy candidate for Fabry disease, expanding its rare-disease pipeline
  • Upfront consideration of $111 million plus up to $100 million in FDA approval milestones
  • Milestones: $80 million for accelerated approval and $20 million for full approval
  • Closing requires Delaware Bankruptcy Court approval, antitrust clearance, and other customary conditions
  • Approval hearing scheduled September 10, 2026; either party may terminate if closing misses October 15, 2026, subject to exceptions

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