Dyne Therapeutics, Inc.
DYN
44 insider filings · Latest: Jun 26, 2026
Common Stock Transactions
| Txn Date | Accepted | Insider | Type | Shares | Avg Price | Value | Shares Owned | Filing |
|---|---|---|---|---|---|---|---|---|
| Mar 11, 2026 | Mar 13 8:46 PM | Brian S PosnerDirector | Purchase | 2,000 | $19.35 | $38.7K | 13,500(D) | View → |
| Mar 11, 2026 | Mar 13 8:35 PM | Dirk KerstenDirector | Sale | 129,672 | $19.52 | $2.5M | 4,644,386(I) | View → |
| Mar 10, 2026 | Mar 11 9:27 PM | Dirk KerstenDirector | Sale | 511,098 | $19.57 | $10.0M | 4,774,058(I) | View → |
| Mar 9, 2026 | Mar 11 9:27 PM | Dirk KerstenDirector | Sale | 177,690 | $17.72 | $3.1M | 5,285,156(I) | View → |
| Mar 11, 2026 | Mar 11 8:05 PM | ForDyne B.V. | Proposed Sale | 807,295 | $19.75 | $15.9M | — | View → |
| Mar 6, 2026 | Mar 10 9:33 PM | Brian S PosnerDirector | Purchase | 3,000 | $15.06 | $45.2K | 11,500(D) | View → |
| Mar 9, 2026 | Mar 9 8:09 PM | ForDyne B.V. | Proposed Sale | 807,295 | $17.72 | $14.3M | — | View → |
| Mar 5, 2026 | Mar 6 9:10 PM | Johanna Friedl-NadererChief Commercial Officer | Sale | 148 | $14.90 | $2.2K | 154,581(D) | View → |
| Mar 5, 2026 | Mar 6 9:09 PM | Douglas KerrChief Medical Officer | Sale | 904 | $14.90 | $13.5K | 171,606(D) | View → |
| Mar 5, 2026 | Mar 6 9:08 PM | John CoxDirector, CEO & President | Sale | 2,732 | $14.90 | $40.7K | 374,145(D) | View → |
| Mar 5, 2026 | Mar 5 9:06 PM | Cox John | Proposed Sale | 2,732 | $14.90 | $40.7K | — | View → |
| Dec 5, 2025 | Dec 5 9:56 PM | Kerr Douglas | Proposed Sale | 880 | $20.72 | $18.2K | — | View → |
| Dec 5, 2025 | Dec 5 9:55 PM | Cox John | Proposed Sale | 2,662 | $20.72 | $55.1K | — | View → |
| Sep 5, 2025 | Sep 5 8:14 PM | Cox John | Proposed Sale | 2,640 | $13.41 | $35.4K | — | View → |
| Sep 4, 2025 | Sep 4 8:45 PM | Kerr Douglas | Proposed Sale | 4,552 | $13.27 | $60.4K | — | View → |
| Jun 11, 2025 | Jun 11 8:30 PM | Scalzo Richard William | Proposed Sale | 1,330 | $14.75 | $19.6K | — | View → |
| Jun 11, 2025 | Jun 11 8:29 PM | Beskrovnaya Oxana | Proposed Sale | 2,132 | $14.75 | $31.4K | — | View → |
| Jun 5, 2025 | Jun 5 8:13 PM | Kerr Douglas | Proposed Sale | 1,342 | $13.35 | $17.9K | — | View → |
| Jun 5, 2025 | Jun 5 8:11 PM | Cox John | Proposed Sale | 4,060 | $13.35 | $54.2K | — | View → |
| Jun 5, 2025 | Jun 5 8:09 PM | Scalzo Richard William | Proposed Sale | 914 | $13.35 | $12.2K | — | View → |
Stock Options & Derivatives
| Txn Date | Accepted | Insider | Type | Shares | Exercise Price | Shares Owned | Filing |
|---|---|---|---|---|---|---|---|
| Jun 22, 2026 | Jun 23 8:07 PM | Barry E GreeneDirector | Grant/Award | 57,463 | $20.87 | 57,463(D) | View → |
| Jun 5, 2026 | Jun 9 9:15 PM | Edward HurwitzDirector | Grant/Award | 35,152 | $17.04 | 35,152(D) | View → |
| Jun 5, 2026 | Jun 9 9:13 PM | David Charles LubnerDirector | Grant/Award | 35,152 | $17.04 | 35,152(D) | View → |
| Jun 5, 2026 | Jun 9 9:13 PM | Jason P RhodesDirector | Grant/Award | 35,152 | $17.04 | 35,152(D) | View → |
| Jun 5, 2026 | Jun 9 9:12 PM | Dirk KerstenDirector | Grant/Award | 35,152 | $17.04 | 35,152(D) | View → |
| Jun 5, 2026 | Jun 9 9:12 PM | Carlo IncertiDirector | Grant/Award | 35,152 | $17.04 | 35,152(D) | View → |
| Jun 5, 2026 | Jun 9 9:09 PM | Catherine Stehman-BreenDirector | Grant/Award | 35,152 | $17.04 | 35,152(D) | View → |
| Jun 5, 2026 | Jun 9 9:06 PM | Brian S PosnerDirector | Grant/Award | 35,152 | $17.04 | 35,152(D) | View → |
| Feb 12, 2026 | Feb 17 10:11 PM | John CoxDirector, CEO & President | Grant/Award | 285,000 | $16.00 | 285,000(D) | View → |
| Feb 12, 2026 | Feb 17 10:10 PM | Douglas KerrChief Medical Officer | Grant/Award | 130,000 | $16.00 | 130,000(D) | View → |
| Feb 12, 2026 | Feb 17 10:09 PM | Johanna Friedl-NadererChief Commercial Officer | Grant/Award | 90,000 | $16.00 | 90,000(D) | View → |
| Feb 12, 2026 | Feb 17 10:08 PM | Erick LuceraChief Financial Officer | Grant/Award | 105,000 | $16.00 | 105,000(D) | View → |