Company · CIK 0001818794 · SIC 2834 — Pharmaceutical Preparations · Nasdaq
Dyne Therapeutics, Inc. · DYN
Insider activity reported against this company. All insider holders · On EDGAR ↗
Reported at this company — common stock
| Trade | Reported (ET) | Insider | Shares | Avg price | Total | Owned after | Δ stake | Flags |
|---|---|---|---|---|---|---|---|---|
| Sep 8, 2026 SForm 4 → | Sep 8, 4:13 pm EDT | John CoxCEO & President, Director | 5,658 | $18.88 | $106,823 | 357,507 | −1.56% | 10b5-1 |
| Sep 4, 2026 SForm 4 → | Sep 8, 4:15 pm EDT | Johanna Friedl-NadererChief Commercial Officer | 1,085 | $23.42 | $25,408 | 152,897 | −0.70% | 10b5-1 |
| Sep 4, 2026 SForm 4 → | Sep 8, 4:14 pm EDT | Douglas KerrChief Medical Officer | 5,035 | $22.95 | $115,546 | 162,564 | −3.00% | 10b5-1 |
Reported at this company — derivatives (options, RSUs, warrants)
No reported derivative activity in this period.