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CSTL filings

Corporate insider profile

Derek J Maetzold Filing Activity

Latest reported as Pres. & Chief Exec. Officer of CASTLE BIOSCIENCES INC (CSTL).

Purchase filings
0
Reported companies
1
Net open-market value
-$4,183,164.69
Latest transaction
Aug 28, 2026

Affiliated corporations

Reported company relationships

CSTLLatest reported

CASTLE BIOSCIENCES INC

Pres. & Chief Exec. Officer

Transaction history

Open-market Transactions

Open-market insider purchase and sale transactions
DateCompanyRoleTypeSharesPriceTotal value
Aug 28, 2026CASTLE BIOSCIENCES INC (CSTL)Pres. & Chief Exec. OfficerSale18,560$33.20$616,134
Aug 14, 2026CASTLE BIOSCIENCES INC (CSTL)Pres. & Chief Exec. OfficerSale7,232$30.02$217,105
Aug 5, 2026CASTLE BIOSCIENCES INC (CSTL)Pres. & Chief Exec. OfficerSale39,016$31.07$1,212,231
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