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 |
|---|---|---|---|---|---|---|---|---|
| Apr 20, 2026 | Apr 22 10:27 PM | Jason P RhodesDirector | Sale | 272,049 | $20.06 | $5.5M | 1,402,200(I) | View → |
| Apr 22, 2026 | Apr 22 8:54 PM | Atlas Venture Opportunity Fund I, LP | Proposed Sale | 59,663 | $19.21 | $1.1M | — | View → |
| Apr 22, 2026 | Apr 22 8:53 PM | Atlas Venture Opportunity Fund II, LP | Proposed Sale | 75,866 | $19.21 | $1.5M | — | View → |
| Apr 22, 2026 | Apr 22 8:53 PM | Atlas Venture Fund XI, LP | Proposed Sale | 150,942 | $19.21 | $2.9M | — | View → |
| Apr 22, 2026 | Apr 22 8:52 PM | Atlas Venture Associates XI, LP | Proposed Sale | 1,485 | $19.21 | $28.5K | — | View → |
| Apr 21, 2026 | Apr 21 8:54 PM | Atlas Venture Fund XI, LP | Proposed Sale | 143,749 | $20.02 | $2.9M | — | View → |
| Apr 21, 2026 | Apr 21 8:53 PM | Atlas Venture Opportunity Fund I, LP | Proposed Sale | 56,820 | $20.02 | $1.1M | — | View → |
| Apr 21, 2026 | Apr 21 8:53 PM | Atlas Venture Opportunity Fund II, LP | Proposed Sale | 72,315 | $20.02 | $1.4M | — | View → |
| Apr 21, 2026 | Apr 21 8:53 PM | Atlas Venture Associates XI, LP | Proposed Sale | 1,413 | $20.02 | $28.3K | — | View → |
| Apr 20, 2026 | Apr 21 8:15 PM | Dirk KerstenDirector | Sale | 125,274 | $20.07 | $2.5M | 4,207,525(I) | View → |
| Apr 17, 2026 | Apr 21 8:15 PM | Dirk KerstenDirector | Sale | 211,974 | $20.29 | $4.3M | 4,332,799(I) | View → |
| Apr 20, 2026 | Apr 20 8:44 PM | Atlas Venture Fund XI, LP | Proposed Sale | 142,571 | $20.41 | $2.9M | — | View → |
| Apr 20, 2026 | Apr 20 8:44 PM | Atlas Venture Opportunity Fund I, LP | Proposed Sale | 56,355 | $20.41 | $1.2M | — | View → |
| Apr 20, 2026 | Apr 20 8:44 PM | Atlas Venture Opportunity Fund II, LP | Proposed Sale | 71,722 | $20.41 | $1.5M | — | View → |
| Apr 20, 2026 | Apr 20 8:43 PM | Atlas Venture Associates XI, LP | Proposed Sale | 1,401 | $20.41 | $28.6K | — | View → |
| Apr 16, 2026 | Apr 17 8:05 PM | Dirk KerstenDirector | Sale | 17,773 | $20.71 | $368.1K | 4,544,773(I) | View → |
| Apr 15, 2026 | Apr 17 8:05 PM | Dirk KerstenDirector | Sale | 81,840 | $20.27 | $1.7M | 4,562,546(I) | View → |
| Apr 1, 2026 | Apr 3 8:10 PM | Erick LuceraChief Financial Officer | Sale | 5,727 | $18.64 | $106.8K | 125,373(D) | View → |
| Mar 30, 2026 | Apr 1 8:27 PM | Brian S PosnerDirector | Purchase | 2,000 | $17.08 | $34.2K | 15,500(D) | View → |
| Apr 1, 2026 | Apr 1 8:06 PM | Lucera Erick | Proposed Sale | 5,727 | $18.64 | $106.8K | — | 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 → |