Kersten Dirk Insider Trading Activity
Kersten Dirk has been net-selling over the last 12 months with 0 purchases and 17 sales across 1 company.
DYN is the most-traded position with 17 trades. The largest single transaction was a sale of DYN for $5.6M on Mar 10, 2026.
Performance Scorecard
Forward stock performance after each transaction by Kersten Dirk. Buy returns measure price movement after open-market purchases; sell-avoided measures the loss avoided after open-market sales. Success rate counts trades where the insider's direction was right.
| PERIOD | AVG BUY RETURN | AVG SELL AVOIDED | SUCCESS RATE | TRADES |
|---|---|---|---|---|
| 30 days | — | +2.1% | 53% | 17 |
| 90 days | — | -7.5% | 33% | 12 |
| 120 days | — | -26.7% | 0% | 5 |
Performance based on stock price movement after each transaction date. Past results do not predict future returns. Not financial advice.
Price & Trades
Pro: Trade MarkersDYN · Dyne Therapeutics, Inc.
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| DATE | TICKER | TYPE | SHARES | PRICE | VALUE | Δ OWNED | ROLE | FILING |
|---|---|---|---|---|---|---|---|---|
Jun 23, 2026 | DYN | Sell | 1,657 | $21.47 | $36K | −0.0% | Director | |
Jun 23, 2026 | DYN | Sell | 71,629 | $21.04 | $1.5M | −1.8% | Director | |
Jun 22, 2026 | DYN | Sell | 190,676 | $20.57 | $3.9M | −4.6% | Director | |
Jun 18, 2026 | DYN | Sell | 46,901 | $20.07 | $941K | −1.1% | Director | |
Jun 17, 2026 Filed 3d late | DYN | Sell | 37,454 | $20.14 | $754K | −0.9% | Director | |
Apr 22, 2026 | DYN | Sell | 2,652 | $20.00 | $53K | −0.1% | Director | |
Apr 21, 2026 | DYN | Sell | 8,300 | $20.01 | $166K | −0.2% | Director | |
Apr 20, 2026 | DYN | Sell | 125,274 | $20.07 | $2.5M | −2.9% | Director | |
Apr 17, 2026 | DYN | Sell | 211,974 | $20.29 | $4.3M | −4.7% | Director | |
Apr 16, 2026 | DYN | Sell | 6,657 | $20.06 | $134K | −0.1% | Director | |
Apr 16, 2026 | DYN | Sell | 11,116 | $21.10 | $235K | −0.2% | Director | |
Apr 15, 2026 | DYN | Sell | 81,840 | $20.27 | $1.7M | −1.8% | Director | |
Mar 11, 2026 | DYN | Sell | 129,672 | $19.52 | $2.5M | −2.7% | Director | |
Mar 10, 2026 | DYN | Sell | 281,858 | $19.80 | $5.6M | −5.6% | Director | |
Mar 10, 2026 | DYN | Sell | 9,482 | $18.21 | $173K | −0.2% | Director | |
Mar 10, 2026 | DYN | Sell | 219,758 | $19.32 | $4.2M | −4.2% | Director | |
Mar 9, 2026 | DYN | Sell | 177,690 | $17.72 | $3.1M | −3.3% | Director |
Top Companies Traded
| TICKER | COMPANY | TRADES | TOTAL VOLUME |
|---|---|---|---|
| DYN | Dyne Therapeutics, Inc. | 17 | $31.9M |
Other insiders at Dyne Therapeutics, Inc.
5 other tracked filers at DYN.