Dyne Therapeutics, Inc.
DYN
46 insider filings · Latest: Jul 27, 2026
Common Stock Transactions
| Txn Date | Accepted | Insider | Type | Shares | Avg Price | Value | Shares Owned | Filing |
|---|---|---|---|---|---|---|---|---|
| Aug 14, 2026 | Aug 14 9:47 PM | Atlas Venture Opportunity Fund I, LP | Proposed Sale | 322,465 | $25.96 | $8.4M | — | View → |
| Aug 14, 2026 | Aug 14 9:47 PM | Atlas Venture Fund XI, LP | Proposed Sale | 1,359,674 | $25.96 | $35.3M | — | View → |
| Aug 14, 2026 | Aug 14 9:46 PM | Atlas Venture Opportunity Fund II, LP | Proposed Sale | 478,377 | $25.96 | $12.4M | — | View → |
| Aug 13, 2026 | Aug 13 9:36 PM | Atlas Venture Opportunity Fund II, LP | Proposed Sale | 94,415 | $26.17 | $2.5M | — | View → |
| Aug 13, 2026 | Aug 13 9:36 PM | Atlas Venture Fund XI, LP | Proposed Sale | 268,354 | $26.17 | $7.0M | — | View → |
| Aug 13, 2026 | Aug 13 9:36 PM | Atlas Venture Opportunity Fund I, LP | Proposed Sale | 63,643 | $26.17 | $1.7M | — | View → |
| Aug 13, 2026 | Aug 13 9:04 PM | Cox John | Proposed Sale | 4,986 | $26.28 | $131.0K | — | View → |
| Aug 13, 2026 | Aug 13 9:03 PM | Lucera Erick | Proposed Sale | 1,797 | $26.28 | $47.2K | — | View → |
| Aug 13, 2026 | Aug 13 9:03 PM | Kerr Douglas | Proposed Sale | 2,443 | $26.28 | $64.2K | — | View → |
| Jul 27, 2026 | Jul 29 8:15 PM | Dirk KerstenDirector | Sale | 261,460 | $25.51 | $6.7M | 3,586,796(I) | View → |
| Jul 27, 2026 | Jul 27 8:19 PM | ForDyne B.V. | Proposed Sale | 261,460 | $25.51 | $6.7M | — | View → |
| Jul 7, 2026 | Jul 8 9:35 PM | Jason P RhodesDirector | Sale | 297,211 | $23.26 | $6.9M | 2,962(I) | View → |
| Jul 6, 2026 | Jul 8 9:35 PM | Jason P RhodesDirector | Sale | 480,240 | $22.79 | $10.9M | 875,912(I) | View → |
| Jul 7, 2026 | Jul 7 9:06 PM | ATLAS VENTURE ASSOCIATES XI, L.P. | Proposed Sale | 5,000 | $22.84 | $114.2K | — | View → |
| Jul 7, 2026 | Jul 7 9:06 PM | Atlas Venture Opportunity Fund I, LP | Proposed Sale | 60,858 | $22.84 | $1.4M | — | View → |
| Jul 7, 2026 | Jul 7 9:05 PM | Atlas Venture Fund XI, LP | Proposed Sale | 153,966 | $22.84 | $3.5M | — | View → |
| Jul 7, 2026 | Jul 7 9:05 PM | Atlas Venture Opportunity Fund II, LP | Proposed Sale | 77,387 | $22.84 | $1.8M | — | View → |
| Jul 6, 2026 | Jul 6 9:17 PM | Atlas Venture Opportunity Fund I, LP | Proposed Sale | 100,019 | $23.07 | $2.3M | — | View → |
| Jul 6, 2026 | Jul 6 9:17 PM | Atlas Venture Fund XI, LP | Proposed Sale | 253,039 | $23.07 | $5.8M | — | View → |
| Jul 6, 2026 | Jul 6 9:17 PM | Atlas Venture Opportunity Fund II, LP | Proposed Sale | 127,182 | $23.07 | $2.9M | — | View → |
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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 → |