Castle Biosciences, Inc. · NASDAQ:CSTL

Maetzold Derek J sold 14,496 Castle Biosciences, Inc. shares (Form 4)

Traded Sep 21, 2026 · Filed Sep 23, 2026

On Sep 21, 2026, Maetzold Derek J (Director, Pres. & Chief Exec. Officer) sold 14,496 Castle Biosciences, Inc. shares at US$35.33 for US$512K under a trading plan, leaving 9,550 shares. Filed Sep 23, 2026 (Form 4).

Sold
14,496 shares
Price
US$35.33
Value
US$512K
Holding after
9,550 shares (held indirectly)
Trading plan
Yes (Made under a plan set in advance)
Role
Director, Pres. & Chief Exec. Officer

The filing in full

DateSecurityTransactionSharesPriceHolding afterOwnership
Sep 21, 2026Common StockOption exercise8,580US$2.3930,059Direct
Sep 21, 2026Common StockSale8,580US$35.3321,479Direct
Sep 21, 2026Common StockSale3,198US$35.3311,236Indirect
Sep 21, 2026Common StockSale2,718US$35.339,550Indirect

Source

View original at SEC

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