# Dyne Therapeutics, Inc. (DYN) insider trading, Q3 2026

Canonical: https://sec-api.dev/insider-trading/dyn

> 27 non-derivative transactions: 0 purchases, 27 sales ($90.2M). CIK 1818794.

| Date | Insider | Relationship | Code | Shares | Price | Owned after | Filing |
| --- | --- | --- | --- | --- | --- | --- | --- |
| 2026-09-08 | Cox John | Director, Officer | S | 5658.0 | 18.88 | 357507.0 | https://www.sec.gov/Archives/edgar/data/1818794/000149842826000005/0001498428-26-000005-index.htm |
| 2026-09-08 | Kerr Douglas | Officer | S | 1290.0 | 18.88 | 162564.0 | https://www.sec.gov/Archives/edgar/data/1818794/000181418926000005/0001814189-26-000005-index.htm |
| 2026-09-08 | Friedl-Naderer Johanna | Officer | S | 185.0 | 18.88 | 152897.0 | https://www.sec.gov/Archives/edgar/data/1818794/000191559826000005/0001915598-26-000005-index.htm |
| 2026-09-04 | Kerr Douglas | Officer | S | 3745.0 | 24.35 | 163854.0 | https://www.sec.gov/Archives/edgar/data/1818794/000181418926000005/0001814189-26-000005-index.htm |
| 2026-09-04 | Friedl-Naderer Johanna | Officer | S | 900.0 | 24.35 | 153082.0 | https://www.sec.gov/Archives/edgar/data/1818794/000191559826000005/0001915598-26-000005-index.htm |
| 2026-08-14 | Rhodes Jason P | Director | S | 1359674.0 | 25.0 | 2441454.0 | https://www.sec.gov/Archives/edgar/data/1818794/000157701426000016/0001577014-26-000016-index.htm |
| 2026-08-14 | Rhodes Jason P | Director | S | 478377.0 | 25.0 | 567358.0 | https://www.sec.gov/Archives/edgar/data/1818794/000157701426000016/0001577014-26-000016-index.htm |
| 2026-08-14 | Rhodes Jason P | Director | S | 322465.0 | 25.0 | 428946.0 | https://www.sec.gov/Archives/edgar/data/1818794/000157701426000016/0001577014-26-000016-index.htm |
| 2026-08-13 | Cox John | Director, Officer | S | 4986.0 | 26.28 | 363165.0 | https://www.sec.gov/Archives/edgar/data/1818794/000149842826000004/0001498428-26-000004-index.htm |
| 2026-08-13 | Rhodes Jason P | Director | S | 268354.0 | 26.2 | 3801128.0 | https://www.sec.gov/Archives/edgar/data/1818794/000157701426000016/0001577014-26-000016-index.htm |
| 2026-08-13 | Rhodes Jason P | Director | S | 94415.0 | 26.2 | 1045735.0 | https://www.sec.gov/Archives/edgar/data/1818794/000157701426000016/0001577014-26-000016-index.htm |
| 2026-08-13 | Rhodes Jason P | Director | S | 63643.0 | 26.2 | 751411.0 | https://www.sec.gov/Archives/edgar/data/1818794/000157701426000016/0001577014-26-000016-index.htm |
| 2026-08-13 | Lucera Erick | Officer | S | 1797.0 | 26.28 | 119766.0 | https://www.sec.gov/Archives/edgar/data/1818794/000169761626000002/0001697616-26-000002-index.htm |
| 2026-08-13 | Kerr Douglas | Officer | S | 1556.0 | 26.28 | 167599.0 | https://www.sec.gov/Archives/edgar/data/1818794/000181418926000004/0001814189-26-000004-index.htm |
| 2026-08-13 | Friedl-Naderer Johanna | Officer | S | 226.0 | 26.28 | 153982.0 | https://www.sec.gov/Archives/edgar/data/1818794/000191559826000004/0001915598-26-000004-index.htm |
| 2026-07-27 | Kersten Dirk | Director | S | 5388.0 | 26.04 | 3586796.0 | https://www.sec.gov/Archives/edgar/data/1818794/000119312526323754/0001193125-26-323754-index.htm |
| 2026-07-27 | Kersten Dirk | Director | S | 256072.0 | 25.5 | 3592184.0 | https://www.sec.gov/Archives/edgar/data/1818794/000119312526323754/0001193125-26-323754-index.htm |
| 2026-07-07 | Rhodes Jason P | Director | S | 62543.0 | 23.17 | 1154994.0 | https://www.sec.gov/Archives/edgar/data/1818794/000157701426000014/0001577014-26-000014-index.htm |
| 2026-07-07 | Rhodes Jason P | Director | S | 14844.0 | 23.62 | 1140150.0 | https://www.sec.gov/Archives/edgar/data/1818794/000157701426000014/0001577014-26-000014-index.htm |
| 2026-07-07 | Rhodes Jason P | Director | S | 49193.0 | 23.17 | 826719.0 | https://www.sec.gov/Archives/edgar/data/1818794/000157701426000014/0001577014-26-000014-index.htm |
| 2026-07-07 | Rhodes Jason P | Director | S | 11665.0 | 23.62 | 815054.0 | https://www.sec.gov/Archives/edgar/data/1818794/000157701426000014/0001577014-26-000014-index.htm |
| 2026-07-07 | Rhodes Jason P | Director | S | 29587.0 | 23.62 | 4069482.0 | https://www.sec.gov/Archives/edgar/data/1818794/000157701426000014/0001577014-26-000014-index.htm |
| 2026-07-07 | Rhodes Jason P | Director | S | 124379.0 | 23.17 | 4099069.0 | https://www.sec.gov/Archives/edgar/data/1818794/000157701426000014/0001577014-26-000014-index.htm |
| 2026-07-07 | Rhodes Jason P | Director | S | 5000.0 | 23.61 | 2962.0 | https://www.sec.gov/Archives/edgar/data/1818794/000157701426000014/0001577014-26-000014-index.htm |
| 2026-07-06 | Rhodes Jason P | Director | S | 127182.0 | 22.79 | 1217537.0 | https://www.sec.gov/Archives/edgar/data/1818794/000157701426000014/0001577014-26-000014-index.htm |
| 2026-07-06 | Rhodes Jason P | Director | S | 253039.0 | 22.79 | 4223448.0 | https://www.sec.gov/Archives/edgar/data/1818794/000157701426000014/0001577014-26-000014-index.htm |
| 2026-07-06 | Rhodes Jason P | Director | S | 100019.0 | 22.79 | 875912.0 | https://www.sec.gov/Archives/edgar/data/1818794/000157701426000014/0001577014-26-000014-index.htm |

Source: https://www.sec.gov/data-research/sec-markets-data/insider-transactions-data-sets

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