Dyne Therapeutics director Dirk Kersten disposes of 261,460 common shares worth $6.67 million

• Dyne Therapeutics director Dirk Kersten reported sales of 261,460 common shares on July 27.
• Shares sold at weighted-average prices of $25.5 and $26.04.
• Indirect beneficial ownership fell to 3,586,796 shares following the transactions.

Disclaimer: This news brief was created by Public Technologies (PUBT) using generative artificial intelligence. While PUBT strives to provide accurate and timely information, this AI-generated content is for informational purposes only and should not be interpreted as financial, investment, or legal advice. Dyne Therapeutics Inc. published the original content used to generate this news brief via EDGAR, the Electronic Data Gathering, Analysis, and Retrieval system operated by the U.S. Securities and Exchange Commission (Ref. ID: 0001193125-26-323754), on July 29, 2026, and is solely responsible for the information contained therein.