MJ
MAETZOLD DEREK J disclosed sale in CASTLE BIOSCIENCES INC
MAETZOLD DEREK J, Pres. & Chief Exec. Officer, disclosed a sale transaction in CASTLE BIOSCIENCES INC (CSTL) on 2026-05-21.
Action
Sale
Capital
$20,903 reported value
Insider Form 4 Activity1 evidence source
Why it matters
Insider Form 4 disclosures can surface management and director trading activity. This card is generated from pre-ingested disclosure data, not from request-time scraping.