Form 4 for DYN Dyne Therapeutics, Inc.
Accepted 2026-06-05 16:10:04 ET · period of report 2026-06-03 · accession 0001193125-26-259563 · SEC index · Original document
Summary rows
Aggregated the way they appear in lists: one row per insider, transaction code and security table.
| X | Filed | Traded | Ticker | Insider | Title | Type | Price | Qty | Owned | ΔOwn | Value |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026-06-05 16:10 | 2026-06-03 | DYN | Posner Brian S | Dir | P - Purchase | $17.48 | +2,500 | 22.5K | +12% | +$43.7K |
Purchase Sale Sale after option exercise All abbreviations
Every reported transaction
| # | Table | Security | Date | Code | A/D | Shares | Price | Owned after | Own | Exercise / expiry | Underlying | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Common | Common Stock | 2026-06-03 | P | A | 2,500 | $17.48 | 22,500 | D | — | — |