Trade Summary

1 week ago, Kersten Dirk, serving as Dir at Dyne Therapeutics, Inc. (DYN), sold 261,460 shares at $25.51 per share, for a total transaction value of $6,670,769.18. Following this transaction, Kersten Dirk now holds 3,586,796 shares of DYN.

This sale represents a 6.79% decrease in Kersten Dirk's stake in the company. This is considered a high-conviction trade given the significant change in ownership.

The trade was executed on Monday, July 27, 2026 and publicly disclosed via SEC Form 4 filing on Wednesday, July 29, 2026 at 4:15 PM ET, 2 days after the trade was made.

Dyne Therapeutics, Inc. operates in the HEALTHCARE sector, specifically within the BIOTECHNOLOGY industry. Insider selling activity in this sector can provide valuable signals about industry trends and company-specific developments.