Cox John — insider trades

Stock trades Cox John reported on SEC Form 4 at DYN Dyne Therapeutics, Inc..

• Sep 8, 2026: sold 5,658 shares of DYN Dyne Therapeutics, Inc. ($107K)
• Aug 13, 2026: sold 4,986 shares of DYN Dyne Therapeutics, Inc. ($131K)
• Jun 16, 2026: sold 2,683 shares of DYN Dyne Therapeutics, Inc. ($49.2K)
• May 13, 2026: sold 3,311 shares of DYN Dyne Therapeutics, Inc. ($60.8K)
• Mar 5, 2026: sold 2,732 shares of DYN Dyne Therapeutics, Inc. ($40.7K)
• Dec 5, 2025: sold 2,662 shares of DYN Dyne Therapeutics, Inc. ($55.2K)
• Sep 5, 2025: sold 2,640 shares of DYN Dyne Therapeutics, Inc. ($35.4K)
• Jul 14, 2025: bought 100,000 shares of DYN Dyne Therapeutics, Inc. ($911K)
• Jun 5, 2025: sold 4,060 shares of DYN Dyne Therapeutics, Inc. ($54.2K)
• Mar 5, 2025: sold 4,061 shares of DYN Dyne Therapeutics, Inc. ($48.0K)