Dyne Therapeutics, Inc.
DYN
55 insider filings · Latest: Oct 2, 2026
Common Stock Transactions
| Txn Date | Accepted | Insider | Type | Shares | Avg Price | Value | Shares Owned | Filing |
|---|---|---|---|---|---|---|---|---|
| Jun 17, 2026 | Jun 22 8:15 PM | Dirk KerstenDirector | Sale | 37,454 | $20.14 | $754.3K | 4,159,119(I) | View → |
| Jun 16, 2026 | Jun 17 8:08 PM | Douglas KerrChief Medical Officer | Sale | 887 | $18.33 | $16.3K | 169,155(D) | View → |
| Jun 16, 2026 | Jun 17 8:07 PM | Johanna Friedl-NadererChief Commercial Officer | Sale | 145 | $18.33 | $2.7K | 154,208(D) | View → |
| Jun 16, 2026 | Jun 17 8:07 PM | John CoxDirector, CEO & President | Sale | 2,683 | $18.33 | $49.2K | 368,151(D) | View → |
| Jun 17, 2026 | Jun 17 8:03 PM | ForDyne B.V. | Proposed Sale | 348,317 | $18.33 | $6.4M | — | View → |
| Jun 16, 2026 | Jun 16 8:10 PM | Cox John | Proposed Sale | 2,683 | $18.33 | $49.2K | — | View → |
| Jun 8, 2026 | Jun 9 9:06 PM | Brian S PosnerDirector | Purchase | 2,000 | $16.94 | $33.9K | 24,500(D) | View → |
| Jun 3, 2026 | Jun 5 8:10 PM | Brian S PosnerDirector | Purchase | 2,500 | $17.48 | $43.7K | 22,500(D) | View → |
| May 26, 2026 | May 28 8:11 PM | Brian S PosnerDirector | Purchase | 2,000 | $18.21 | $36.4K | 20,000(D) | View → |
| May 20, 2026 | May 22 8:10 PM | Brian S PosnerDirector | Purchase | 2,500 | $17.12 | $42.8K | 18,000(D) | View → |
| May 13, 2026 | May 14 8:05 PM | Johanna Friedl-NadererChief Commercial Officer | Sale | 228 | $18.36 | $4.2K | 154,353(D) | View → |
| May 13, 2026 | May 14 8:04 PM | Douglas KerrChief Medical Officer | Sale | 1,564 | $18.36 | $28.7K | 170,042(D) | View → |
| May 13, 2026 | May 14 8:03 PM | Erick LuceraChief Financial Officer | Sale | 1,448 | $18.36 | $26.6K | 123,925(D) | View → |
| May 13, 2026 | May 14 8:02 PM | John CoxDirector, CEO & President | Sale | 3,311 | $18.36 | $60.8K | 370,834(D) | View → |
| May 13, 2026 | May 13 8:57 PM | Cox John | Proposed Sale | 3,311 | $18.36 | $60.8K | — | View → |
| May 13, 2026 | May 13 8:55 PM | Lucera Erick | Proposed Sale | 1,448 | $18.36 | $26.6K | — | View → |
| May 6, 2026 | May 6 9:09 PM | Jason P RhodesDirector | Sale | 83,219 | $18.18 | $1.5M | 1,136,810(I) | View → |
| May 5, 2026 | May 6 9:09 PM | Jason P RhodesDirector | Sale | 11,600 | $18.03 | $209.1K | 1,154,054(I) | View → |
| May 4, 2026 | May 6 9:09 PM | Jason P RhodesDirector | Sale | 11,904 | $18.00 | $214.3K | 1,156,457(I) | View → |
| May 6, 2026 | May 6 8:43 PM | Atlas Venture Fund XI, LP | Proposed Sale | 43,621 | $17.47 | $762.1K | — | 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 → |