Castle Biosciences, Inc. · NASDAQ:CSTL

Maetzold Derek J sold 3,338 Castle Biosciences, Inc. shares (Form 4)

Traded May 20 to May 21, 2026 · Filed May 22, 2026

From May 20 to May 21, 2026, Maetzold Derek J (Director, Pres. & Chief Exec. Officer) sold 3,338 Castle Biosciences, Inc. shares at an average US$20.15 for US$67,269 under a trading plan, leaving 1,946 shares. Filed May 22, 2026 (Form 4).

Sold
3,338 shares
Price
US$20.15 average (US$20.00 to US$20.20)
Value
US$67,269
Holding after
1,946 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
May 20, 2026Common StockOption exercise130US$2.3921,609Direct
May 20, 2026Common StockSale130US$20.0021,479Direct
May 20, 2026Common StockSale322US$20.0045,816Indirect
May 20, 2026Common StockSale273US$20.0038,941Indirect
May 20, 2026Common StockSale66US$20.002,158Indirect
May 21, 2026Common StockOption exercise420US$2.3921,899Direct
May 21, 2026Common StockSale420US$20.2021,479Direct
May 21, 2026Common StockSale1,035US$20.2044,781Indirect
May 21, 2026Common StockSale880US$20.2038,061Indirect
May 21, 2026Common StockSale212US$20.201,946Indirect

Source

View original at SEC

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