Dyne Therapeutics, Inc. insider trading
DYN$15.20-0.62 (-3.92%)
“Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise.”
Insider Trading vs Stock Price
Insider Trading vs Stock Price data
Showing the 1Y range: Oct 2, 2025 to Oct 2, 2026. Price (+21.1%). 0 insider transactions plotted in this window as 0 markers; nearby trades of the same kind are grouped.
| Date | Category | Person | Role | Action | Amount | Change in holding |
|---|
Open market purchase
Open market sellNet dollar flow · Buy / Sell balance
PremiumQ2 '25Q3 '25Q4 '25Q1 '26Q2 '26Q3 '26
Unlock quarterly net flowKey players
- DKDirk Kersten1.9207%
- JPJason P. Rhodes0.2313%
- JCJohn Cox0.23%
- OBOxana Beskrovnaya0.1049%
- DKDouglas Kerr0.0871%
- JFJohanna Friedl-Naderer0.0819%
- RWRichard William Scalzo0.0655%
- ELErick Lucera0.0641%
- BSBrian S. Posner0.0131%
- DCDavid Charles Lubner0.00%
AI Activity Analysis
PremiumComing soon
Insider activity
Fromto
| Company | Insider / role | Action | ΔOwn | Avg price | Amount | ||
|---|---|---|---|---|---|---|---|
| DYN | Johanna Friedl-Naderer | Open market sell$3.49K | -0.1% | $18.88 | $3.49K | Sep 8, 2026 | Sep 8, 2026 |
| DYN | Douglas Kerr | Open market sell$24.4K | -0.8% | $18.88 | $24.4K | Sep 8, 2026 | Sep 8, 2026 |
| DYN | John Cox | Open market sell$107K | -1.3% | $18.88 | $107K | Sep 8, 2026 | Sep 8, 2026 |
| DYN | Johanna Friedl-Naderer | Open market sell$21.9K | -0.6% | $24.35 | $21.9K | Sep 4, 2026 | Sep 8, 2026 |
| DYN | Douglas Kerr | Open market sell$91.2K | -2.2% | $24.35 | $91.2K | Sep 4, 2026 | Sep 8, 2026 |
| DYN | Jason P. Rhodes | Open market sell$8.06M | -42.9% | $25.00 | $8.06M | Aug 14, 2026 | Aug 17, 2026 |
| DYN | Jason P. Rhodes | Open market sell$12M | -45.8% | $25.00 | $12M | Aug 14, 2026 | Aug 17, 2026 |
| DYN | Jason P. Rhodes | Open market sell$34M | -35.8% | $25.00 | $34M | Aug 14, 2026 | Aug 17, 2026 |
| DYN | Johanna Friedl-Naderer | Open market sell$5.94K | -0.2% | $26.28 | $5.94K | Aug 13, 2026 | Aug 17, 2026 |
| DYN | Douglas Kerr | Open market sell$40.9K | -0.9% | $26.28 | $40.9K | Aug 13, 2026 | Aug 17, 2026 |
| DYN | Erick Lucera | Open market sell$47.2K | -1.5% | $26.28 | $47.2K | Aug 13, 2026 | Aug 17, 2026 |
| DYN | Jason P. Rhodes | Open market sell$1.67M | -7.8% | $26.20 | $1.67M | Aug 13, 2026 | Aug 17, 2026 |
| DYN | Jason P. Rhodes | Open market sell$2.47M | -8.3% | $26.20 | $2.47M | Aug 13, 2026 | Aug 17, 2026 |
| DYN | Jason P. Rhodes | Open market sell$7.03M | -6.6% | $26.20 | $7.03M | Aug 13, 2026 | Aug 17, 2026 |
| DYN | John Cox | Open market sell$131K | -1.1% | $26.28 | $131K | Aug 13, 2026 | Aug 17, 2026 |
| DYN | Dirk Kersten | Open market sell$140K | -0.2% | $26.04 | $140K | Jul 27, 2026 | Jul 29, 2026 |
| DYN | Dirk Kersten | Open market sell$6.53M | -6.7% | $25.50 | $6.53M | Jul 27, 2026 | Jul 29, 2026 |
| DYN | Jason P. Rhodes | Open market sell$118K | -62.8% | $23.61 | $118K | Jul 7, 2026 | Jul 8, 2026 |
| DYN | Jason P. Rhodes | Open market sell$276K | -1.4% | $23.62 | $276K | Jul 7, 2026 | Jul 8, 2026 |
| DYN | Jason P. Rhodes | Open market sell$1.14M | -5.6% | $23.17 | $1.14M | Jul 7, 2026 | Jul 8, 2026 |
| DYN | Jason P. Rhodes | Open market sell$351K | -1.3% | $23.62 | $351K | Jul 7, 2026 | Jul 8, 2026 |
| DYN | Jason P. Rhodes | Open market sell$1.45M | -5.1% | $23.17 | $1.45M | Jul 7, 2026 | Jul 8, 2026 |
| DYN | Jason P. Rhodes | Open market sell$699K | -0.7% | $23.62 | $699K | Jul 7, 2026 | Jul 8, 2026 |
| DYN | Jason P. Rhodes | Open market sell$2.88M | -2.9% | $23.17 | $2.88M | Jul 7, 2026 | Jul 8, 2026 |
| DYN | Jason P. Rhodes | Open market sell$2.28M | -10.3% | $22.79 | $2.28M | Jul 6, 2026 | Jul 8, 2026 |
| DYN | Jason P. Rhodes | Open market sell$2.9M | -9.5% | $22.79 | $2.9M | Jul 6, 2026 | Jul 8, 2026 |
| DYN | Jason P. Rhodes | Open market sell$5.77M | -5.7% | $22.79 | $5.77M | Jul 6, 2026 | Jul 8, 2026 |
| DYN | Jason P. Rhodes | Open market sell$860K | -4.0% | $21.14 | $860K | Jun 29, 2026 | Jun 30, 2026 |
| DYN | Jason P. Rhodes | Open market sell$1.09M | -3.7% | $21.14 | $1.09M | Jun 29, 2026 | Jun 30, 2026 |
| DYN | Jason P. Rhodes | Open market sell$2.18M | -2.3% | $21.14 | $2.18M | Jun 29, 2026 | Jun 30, 2026 |
| DYN | Jason P. Rhodes | Open market sell$1.37M | -6.0% | $21.28 | $1.37M | Jun 26, 2026 | Jun 30, 2026 |
| DYN | Jason P. Rhodes | Open market sell$1.74M | -5.5% | $21.28 | $1.74M | Jun 26, 2026 | Jun 30, 2026 |
| DYN | Jason P. Rhodes | Open market sell$3.47M | -3.4% | $21.28 | $3.47M | Jun 26, 2026 | Jun 30, 2026 |
| DYN | Jason P. Rhodes | Open market sell$106K | -0.5% | $21.10 | $106K | Jun 25, 2026 | Jun 26, 2026 |
| DYN | Jason P. Rhodes | Open market sell$135K | -0.4% | $21.10 | $135K | Jun 25, 2026 | Jun 26, 2026 |
| DYN | Jason P. Rhodes | Open market sell$268K | -0.3% | $21.10 | $268K | Jun 25, 2026 | Jun 26, 2026 |
| DYN | Erick Lucera | Open market sell$48.1K | -1.9% | $20.37 | $48.1K | Jun 25, 2026 | Jun 26, 2026 |
| DYN | Jason P. Rhodes | Open market sell$420K | -1.8% | $21.02 | $420K | Jun 24, 2026 | Jun 26, 2026 |
| DYN | Jason P. Rhodes | Open market sell$534K | -1.7% | $21.02 | $534K | Jun 24, 2026 | Jun 26, 2026 |
| DYN | Jason P. Rhodes | Open market sell$1.06M | -1.1% | $21.02 | $1.06M | Jun 24, 2026 | Jun 26, 2026 |
| DYN | Jason P. Rhodes | Open market sell$650K | -2.7% | $21.13 | $650K | Jun 23, 2026 | Jun 26, 2026 |
| DYN | Jason P. Rhodes | Open market sell$827K | -2.5% | $21.13 | $827K | Jun 23, 2026 | Jun 26, 2026 |
| DYN | Jason P. Rhodes | Open market sell$1.65M | -1.6% | $21.13 | $1.65M | Jun 23, 2026 | Jun 26, 2026 |
| DYN | Dirk Kersten | Open market sell$35.6K | 0.0% | $21.47 | $35.6K | Jun 23, 2026 | Jun 24, 2026 |
| DYN | Dirk Kersten | Open market sell$1.51M | -1.8% | $21.04 | $1.51M | Jun 23, 2026 | Jun 24, 2026 |
| DYN | Dirk Kersten | Open market sell$3.92M | -4.6% | $20.57 | $3.92M | Jun 22, 2026 | Jun 24, 2026 |
| DYN | Dirk Kersten | Open market sell$941K | -1.1% | $20.07 | $941K | Jun 18, 2026 | Jun 22, 2026 |
| DYN | Dirk Kersten | Open market sell$754K | -0.9% | $20.14 | $754K | Jun 17, 2026 | Jun 22, 2026 |
| DYN | Johanna Friedl-Naderer | Open market sell$2.66K | -0.1% | $18.33 | $2.66K | Jun 16, 2026 | Jun 17, 2026 |
| DYN | Douglas Kerr | Open market sell$16.3K | -0.5% | $18.33 | $16.3K | Jun 16, 2026 | Jun 17, 2026 |