Dyne Therapeutics, Inc (DYN) insider trading
Every open-market stock purchase and sale by Dyne Therapeutics, Inc executives, directors, large shareholders and members of Congress, from SEC Form 4 filings. Sector: Other.
Insider activity at a glance
- Jason P Rhodes (Insider) and 4 others sold $83.5M in the last 90 days.
- Last insider buy: Brian S Posner (Insider), $33.9K, 4 months ago.
Last 12 months: insiders bought $275K (7 buys) and sold $162M (37 sales). Last close $18.42 on Sep 10, 2026.
Recent DYN insider trades
| Date | Insider | Trade | Value |
|---|---|---|---|
| Sep 8, 2026 | John Cox (CEO) | Sold | $107K |
| Sep 8, 2026 | Douglas Kerr (C-suite exec) | Sold | $24.4K |
| Sep 8, 2026 | Johanna Friedl-Naderer (C-suite exec) | Sold | $3.5K |
| Sep 4, 2026 | Douglas Kerr (C-suite exec) | Sold | $91.2K |
| Sep 4, 2026 | Johanna Friedl-Naderer (C-suite exec) | Sold | $21.9K |
| Aug 14, 2026 | Jason P Rhodes (Insider) | Sold | $34M |
| Aug 14, 2026 | Jason P Rhodes (Insider) | Sold | $12M |
| Aug 14, 2026 | Jason P Rhodes (Insider) | Sold | $8.1M |
| Aug 13, 2026 | Jason P Rhodes (Insider) | Sold | $7M |
| Aug 13, 2026 | Jason P Rhodes (Insider) | Sold | $2.5M |
| Aug 13, 2026 | Jason P Rhodes (Insider) | Sold | $1.7M |
| Aug 13, 2026 | John Cox (CEO) | Sold | $131K |
| Aug 13, 2026 | Erick Lucera (CFO) | Sold | $47.2K |
| Aug 13, 2026 | Douglas Kerr (C-suite exec) | Sold | $40.9K |
| Aug 13, 2026 | Johanna Friedl-Naderer (C-suite exec) | Sold | $5.9K |
| Jul 7, 2026 | Jason P Rhodes (Insider) | Sold | $2.9M |
| Jul 7, 2026 | Jason P Rhodes (Insider) | Sold | $1.4M |
| Jul 7, 2026 | Jason P Rhodes (Insider) | Sold | $1.1M |
| Jul 7, 2026 | Jason P Rhodes (Insider) | Sold | $699K |
| Jul 7, 2026 | Jason P Rhodes (Insider) | Sold | $351K |
| Jul 7, 2026 | Jason P Rhodes (Insider) | Sold | $276K |
| Jul 7, 2026 | Jason P Rhodes (Insider) | Sold | $118K |
| Jul 6, 2026 | Jason P Rhodes (Insider) | Sold | $5.8M |
| Jul 6, 2026 | Jason P Rhodes (Insider) | Sold | $2.9M |
| Jul 6, 2026 | Jason P Rhodes (Insider) | Sold | $2.3M |
Who's trading DYN
- Douglas Kerr, C-suite exec: sold $233K (7 sales), last Sep 8, 2026
- John Cox, CEO: sold $444K (6 sales), last Sep 8, 2026
- Johanna Friedl-Naderer, C-suite exec: sold $43.4K (7 sales), last Sep 8, 2026
- Jason P Rhodes, Insider: sold $129M (79 sales), last Aug 14, 2026
- Erick Lucera, CFO: sold $229K (4 sales), last Aug 13, 2026
- Dirk Kersten, Insider: sold $31.9M (17 sales), last Jun 23, 2026
- Barry E Greene, Insider: other filings, last Jun 22, 2026
- Brian S Posner, Insider: bought $275K (7 buys), last Jun 8, 2026
- Catherine Stehman-Breen, Insider: other filings, last Jun 5, 2026
- Edward Hurwitz, Insider: other filings, last Jun 5, 2026
- Carlo Incerti, Insider: other filings, last Jun 5, 2026
- David Charles Lubner, Insider: other filings, last Jun 5, 2026
- Vikram Karnani, Insider: other filings, last Dec 22, 2025
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