Dyne Therapeutics, Inc. 4

Barry E. Greene received an option award for 57,463 shares of Dyne Therapeutics, Inc. common stock at a $20.87 exercise price.

On June 22, 2026, reporting person Barry E. Greene received an option grant from Dyne Therapeutics, Inc. to purchase 57,463 shares of common stock at an exercise price of $20.87 per share, with no cash paid at grant. The stock option vests in equal monthly installments over three years through June 22, 2029, and is scheduled to expire on June 21, 2036. Following this award, Greene holds derivative rights to acquire 57,463 shares, corresponding to 57,463 underlying shares of Dyne Therapeutics common stock.

Filing Facts

CIK

1818794

Ticker

DYN

Form

4

Source Type

sec

Accession

0001291963-26-000008

Alert Tier

5