Insider Cluster (2 insiders) ·Filed Mar 5, 2026
Insider cluster: 2 insiders, $54K total
Actionable Insight • Neutral
Monitor for additional selling in the next 30 days; isolated small sales by executives are common and typically not predictive, but pattern changes could signal shifting sentiment.
Final — all horizons settled through T+60d
DYN ▲ +22.57% at T+60d
NEUTRAL call ✓ call won +22.57% · α vs SPY +11.27% · entry $15.20 → $18.63
T+1d
-2.24%
call -2.24% · α -0.92%
$14.86
settled 7mo ago
T+5d
+18.82%
call +18.82% · α +21.05%
$18.06
settled 7mo ago
T+20d
+23.95%
call +23.95% · α +27.74%
$18.84
settled 6mo ago
T+60d
+22.57%
call +22.57% · α +11.27%
$18.63
settled 4mo ago
Price Chart
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Executive Summary
Two top executives at Dyne Therapeutics — the CEO and Chief Medical Officer — sold shares in a coordinated open-market transaction totaling approximately $54,200. The sales represent a routine divestiture with minimal dollar value relative to the company's $2.5B market cap.
Key Financial Metrics
Direction
selling
Total Value
$54.2K
Insiders
2
Key Facts
- CEO John Cox sold 2,732 shares for $40,706.80 in an open-market transaction.
- Chief Medical Officer Douglas Kerr sold 904 shares for $13,469.60, also via open-market sale.
- Total value of insider sales: $54,176.40 across two C-suite executives.
- Sales occurred on the same day at $14.90 per share, within normal trading activity.
- Total value represents only 0.002% of Dyne Therapeutics' $2.5B market capitalization.
Financial Impact
$54,176 in total open-market sales by C-suite executives
insider ownershipmarket sentiment
Risk Factors
- Perception of insider confidence may be slightly weakened, though the dollar amount is negligible.
- Concurrent sales by CEO and CMO could raise questions if followed by negative news or lack of progress in clinical programs.
Market Snapshot
Exchange
Nasdaq
Investment Themes
Biotech & Drug Discovery
Documents Analyzed
This report is based on 1 SEC document filed with EDGAR.
| Document | Accession Number |
|---|---|
| CONTEXT: Insider Cluster Data (2 trades, 7d window) | cluster-DYN-1772831364149 |
44 reports for DYN
87% Hit rate best @ T+60▲ +46.36%
Filters
Rows
| Type | Now | ||||
|---|---|---|---|---|---|
Aug 17, 2026 6w ago | Insider Cluster | $26.15 $17.90 | ▲ +31.55% | ▲ +29.57% | $15.20 (+41.87%) |
Aug 14, 2026 6w ago | 144 | $26.15 $18.52 | ▼ −29.18% | ▼ −27.65% | $15.20 (−41.87%) |
Aug 13, 2026 7w ago | 144 | $25.70 $18.52 | ▲ +27.94% | ▲ +25.95% | $15.20 (+40.86%) |
Aug 13, 2026 7w ago | 144 | $25.70 $18.52 | ▼ −27.94% | ▼ −25.95% | $15.20 (−40.86%) |
Aug 13, 2026 7w ago | 144 | $25.70 $18.52 | ▼ −27.94% | ▼ −25.95% | $15.20 (−40.86%) |
Jul 29, 2026 9w ago | Press Release | $25.73 $26.09 | ▲ +1.40% | ▼ −2.57% | $15.20 (−40.92%) |
Jul 22, 2026 10w ago | Press Release | $23.21 $26.78 | ▼ −15.38% | ▼ −12.48% | $15.20 (+34.51%) |
Jul 20, 2026 10w ago | 8-K | $23.45 $26.15 | ▲ +11.51% | ▲ +7.39% | $15.20 (−35.18%) |
Jun 30, 2026 13w ago | Insider Cluster | $21.79 $25.10 | ▲ +15.19% | ▲ +17.38% | $15.20 (−30.24%) |
Jun 29, 2026 13w ago | 144 | $22.21 $25.63 | ▼ −15.40% | ▼ −16.43% | $15.20 (+31.56%) |
Showing 10 of 44
US Market Status
Market Closed — Opens Mon (65h 6m)
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