Kerr Douglas (CIK 1814189) reported 11 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2026-09-08). Recent activity: Sell DYN (3,745 shares), Sell DYN (1,290 shares), Sell DYN (1,556 shares), Sell DYN (887 shares), Sell DYN (1,564 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-09-08 | Dyne Therapeutics, Inc. (DYN) | Chief Medical Officer | Sell | 3,745 | $91,191 |
| 2026-09-08 | Dyne Therapeutics, Inc. (DYN) | Chief Medical Officer | Sell | 1,290 | $24,355 |
| 2026-08-17 | Dyne Therapeutics, Inc. (DYN) | Chief Medical Officer | Sell | 1,556 | $40,892 |
| 2026-06-17 | Dyne Therapeutics, Inc. (DYN) | Chief Medical Officer | Sell | 887 | $16,259 |
| 2026-05-14 | Dyne Therapeutics, Inc. (DYN) | Chief Medical Officer | Sell | 1,564 | $28,715 |
| 2026-03-06 | Dyne Therapeutics, Inc. (DYN) | Chief Medical Officer | Sell | 904 | $13,470 |
| 2026-02-17 | Dyne Therapeutics, Inc. (DYN) | Chief Medical Officer | Buy | 85,000 | $0 |
| 2025-12-05 | Dyne Therapeutics, Inc. (DYN) | Chief Medical Officer | Sell | 880 | $18,234 |
| 2025-09-08 | Dyne Therapeutics, Inc. (DYN) | Chief Medical Officer | Sell | 3,552 | $47,135 |
| 2025-09-08 | Dyne Therapeutics, Inc. (DYN) | Chief Medical Officer | Sell | 873 | $11,707 |
| 2025-06-06 | Dyne Therapeutics, Inc. (DYN) | Chief Medical Officer | Sell | 1,342 | $17,916 |
来源：SEC Form 4 申报文件 · 截至 2026-09-08