4

Changes in Ownership

CASTLE BIOSCIENCES INC Filed 2023-12-27 Acc 0001447362-23-000192

Pres. & Chief Exec. Officer sold 11,869 shares at an average $21.95 ($260,466)

Traded under a Rule 10b5-1 plan

From the SEC's structured data for this filing

Trades in this filing

Insider	Date	Transaction	Shares	Price	Value	Owned after	D/I
MAETZOLD DEREK J Pres. & Chief Exec. Officer	2023-12-22	Sale 10b5-1	−5,224	$21.96	$114,719	81,294	D
MAETZOLD DEREK J Pres. & Chief Exec. Officer	2023-12-22	Sale 10b5-1	−213	$21.96	$4,677	92,786	I
MAETZOLD DEREK J Pres. & Chief Exec. Officer	2023-12-22	Sale 10b5-1	−213	$21.96	$4,677	81,681	I
MAETZOLD DEREK J Pres. & Chief Exec. Officer	2023-12-22	Sale 10b5-1	−76	$21.96	$1,669	11,894	I
MAETZOLD DEREK J Pres. & Chief Exec. Officer	2023-12-22	Sale 10b5-1	−78	$21.96	$1,713	11,890	I
MAETZOLD DEREK J Pres. & Chief Exec. Officer	2023-12-22	Sale 10b5-1	−78	$21.96	$1,713	11,889	I
MAETZOLD DEREK J Pres. & Chief Exec. Officer	2023-12-22	Sale 10b5-1	−78	$21.96	$1,713	11,884	I
MAETZOLD DEREK J Pres. & Chief Exec. Officer	2023-12-26	Sale 10b5-1	−5,180	$21.93	$113,597	76,114	D
MAETZOLD DEREK J Pres. & Chief Exec. Officer	2023-12-26	Sale 10b5-1	−211	$21.93	$4,627	92,575	I
MAETZOLD DEREK J Pres. & Chief Exec. Officer	2023-12-26	Sale 10b5-1	−211	$21.93	$4,627	81,470	I
MAETZOLD DEREK J Pres. & Chief Exec. Officer	2023-12-26	Sale 10b5-1	−76	$21.93	$1,667	11,818	I
MAETZOLD DEREK J Pres. & Chief Exec. Officer	2023-12-26	Sale 10b5-1	−77	$21.93	$1,689	11,813	I
MAETZOLD DEREK J Pres. & Chief Exec. Officer	2023-12-26	Sale 10b5-1	−77	$21.93	$1,689	11,812	I
MAETZOLD DEREK J Pres. & Chief Exec. Officer	2023-12-26	Sale 10b5-1	−77	$21.93	$1,689	11,807	I
Open-market sales · 11,869 sh · avg $21.95 · $260,466