Corporate insider
Maetzold Derek J
Director, Pres. & Chief Exec. OfficerCIK 0001239501
Disclosed transactions23
Buys / sells0 / 19
Max Insider Score21
Connections with evidence1
Disclosed transactions
| Score | Actor | Security | Side | Value | Disclosed | Evidence |
|---|---|---|---|---|---|---|
| 11 | Maetzold Derek JDirector, Pres. & Chief Exec. Officer |  CSTLCASTLE BIOSCIENCES INCOpen-market sale · 10b5-1 plan | SELL | $38K 1,025 sh | Nov 4, 2026 traded Nov 2, 2026 | |
Verified connections
- Insider ofevidenceCASTLE BIOSCIENCES INCDirector, Pres. & Chief Exec. Officer · Nov 6, 2025