Dyne Therapeutics, Inc. 4

Dirk Kersten received a stock option award for 35,152 shares of Dyne Therapeutics, Inc. common stock at a $17.04 exercise price.

On June 5, 2026, reporting person Dirk Kersten received a stock option award from Dyne Therapeutics, Inc. covering 35,152 shares of common stock at an exercise price of $17.04 per share, with no cash paid at grant. The option is scheduled to vest in full on the earlier of June 5, 2027 or the date of the issuer’s 2027 Annual Meeting of Stockholders, subject to continued service, and will expire on June 4, 2036. Following this grant, Kersten beneficially owns 35,152 shares (on an as-if-exercised basis for the option), representing a standard, service-based equity compensation award rather than an open-market purchase or sale.

Filing Facts

CIK

1818794

Ticker

DYN

Form

4

Source Type

sec

Accession

0001193125-26-264021

Alert Tier

5