Dyne Therapeutics Secures Up to $275 Million in Debt Financing from Hercules Capital

- $100 million funded upfront; additional $175 million tied to milestones provides strategic flexibility through key inflection points -

WALTHAM, Mass., June 30, 2025 (GLOBE NEWSWIRE) -- Dyne Therapeutics, Inc. (Nasdaq: DYN), a clinical-stage company focused on delivering functional improvement for people living with genetically driven neuromuscular diseases, today announced it has entered into a $275 million non-dilutive senior secured term loan facility with Hercules Capital, Inc. (NYSE: HTGC), a leader in customized debt financing for companies in the life sciences and technology-related markets. The transaction strengthens the company’s balance sheet as it advances DYNE-101 and DYNE-251 through critical clinical and regulatory milestones, for myotonic dystrophy type 1 (DM1) and Duchenne muscular dystrophy (DMD), respectively.

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