Cox John
CIK 1498428
Transactions on file
10
Open-market buys
1
Win rate (buys)
100%
1 scored
Avg % since filing (buys)
+96.7%
Tickers traded
Recent activity
| Filed | Txn date | Issuer | Roles | Code | Shares | Value | % since Filing | Filing |
|---|---|---|---|---|---|---|---|---|
| 2026-05-14 | 2026-05-13 | DYN Dyne Therapeutics, Inc. | CEO & President | Sale | 3,311 | $60.8K | -2.4% | open → |
| 2025-03-07 | 2025-03-05 | DYN Dyne Therapeutics, Inc. | OfficerDirector CEO & President | Sale | 4,061 | $48.0K | +51.5% | open → |
| 2025-06-06 | 2025-06-05 | DYN Dyne Therapeutics, Inc. | OfficerDirector CEO & President | Sale | 4,060 | $54.2K | +34.2% | open → |
| 2025-12-05 | 2025-12-05 | DYN Dyne Therapeutics, Inc. | CEO & President | Sale | 2,662 | $55.2K | -13.5% | open → |
| 2025-07-15 | 2025-07-15 | DYN Dyne Therapeutics, Inc. | OfficerDirector CEO & President | Gift | 10,000 | $0.00 | — | open → |
| 2025-07-15 | 2025-07-15 | DYN Dyne Therapeutics, Inc. | OfficerDirector CEO & President | Gift | 10,000 | $0.00 | — | open → |
| 2025-07-15 | 2025-07-15 | DYN Dyne Therapeutics, Inc. | OfficerDirector CEO & President | Gift | 10,000 | $0.00 | — | open → |
| 2025-07-15 | 2025-07-15 | DYN Dyne Therapeutics, Inc. | OfficerDirector CEO & President | Gift | 10,000 | $0.00 | — | open → |
| 2025-07-15 | 2025-07-14 | DYN Dyne Therapeutics, Inc. | OfficerDirector CEO & President | Buy | 100,000 | $911.0K | +96.7% | open → |
| 2025-09-09 | 2025-09-05 | DYN Dyne Therapeutics, Inc. | OfficerDirector CEO & President | Sale | 2,640 | $35.4K | +33.6% | open → |
