Arrowhead Pharmaceuticals receives $200 million from Sarepta milestone

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Go back to Arrowhead Pharmaceuticals receives $200 million from Sarepta milestone

Arrowhead Pharmaceuticals Earns $200 Million Milestone Payment from Sarepta Therapeutics

November 24, 2025 7:30 AM EST

PASADENA, Calif.--(BUSINESS WIRE)-- Arrowhead Pharmaceuticals, Inc. (NASDAQ: ARWR) today announced that it has earned a $200 million milestone payment from Sarepta Therapeutics (NASDAQ: SRPT). The milestone was earned when Arrowhead achieved the second development milestone event in a Phase 1/2 clinical study of ARO-DM1, also called SRP-1003, an investigational RNA interference (RNAi) therapeutic for the treatment of type 1 myotonic dystrophy (DM1), the most common adult-onset muscular dystrophy. In accordance with the license and collaboration agreement with Sarepta, Arrowhead expects to receive this payment within 60 days.

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