Dyne Therapeutics to Host Investor Conference Call and Webcast to Review New Clinical Data from the ACHIEVE Trial Friday, January 10 at 8:00 a.m. ET

Dyne Therapeutics, Inc. (Nasdaq: DYN), a clinical-stage neuromuscular disease company focused on advancing innovative life-transforming therapeutics for people living with genetically driven diseases, today announced it plans to report new clinical data from the Phase 1/2 ACHIEVE clinical trial on January 10, 2025, and to host a webcast at 8:00 a.m. ET. The company intends to issue a press release prior to the start of the event.

Investor Conference Call and Webcast

The live webcast will be available on the Events & Presentations page of the Investors & Media section of Dyne’s website, and a replay will be accessible for 90 days following the presentation. An accompanying slide presentation will also be available. To view the live webcast and replay, please visit https://investors.dyne-tx.com/news-and-events/events-and-presentations.

About Dyne Therapeutics

Dyne Therapeutics is focused on discovering and advancing innovative life-transforming therapeutics for people living with genetically driven neuromuscular diseases. Leveraging the modularity of its FORCE™ platform, Dyne is developing targeted therapeutics that are designed to overcome limitations in delivery to muscle tissue and the central nervous system (CNS). Dyne has a broad pipeline for neuromuscular diseases, including clinical programs for myotonic dystrophy type 1 (DM1) and Duchenne muscular dystrophy (DMD) and a preclinical program for facioscapulohumeral muscular dystrophy (FSHD). For more information, please visit https://www.dyne-tx.com/, and follow us on X, LinkedIn and Facebook.

Contacts:

InvestorsMike HenckeKendall Investor [e-mail]

MediaStacy NartkerDyne [e-mail]781-317-1938