4

Changes in Ownership

CASTLE BIOSCIENCES INC Filed 2023-11-22 Acc 0001447362-23-000149

Pres. & Chief Exec. Officer sold 5,610 shares at an average $20.03 ($112,377)

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	2023-11-20	Sale 10b5-1	−1,926	$20.04	$38,597	113,177	D
MAETZOLD DEREK J Pres. & Chief Exec. Officer	2023-11-20	Sale 10b5-1	−607	$20.04	$12,164	105,246	I
MAETZOLD DEREK J Pres. & Chief Exec. Officer	2023-11-20	Sale 10b5-1	−607	$20.04	$12,164	94,141	I
MAETZOLD DEREK J Pres. & Chief Exec. Officer	2023-11-20	Sale 10b5-1	−223	$20.04	$4,469	16,430	I
MAETZOLD DEREK J Pres. & Chief Exec. Officer	2023-11-20	Sale 10b5-1	−221	$20.04	$4,429	16,431	I
MAETZOLD DEREK J Pres. & Chief Exec. Officer	2023-11-20	Sale 10b5-1	−221	$20.04	$4,429	16,431	I
MAETZOLD DEREK J Pres. & Chief Exec. Officer	2023-11-20	Sale 10b5-1	−221	$20.04	$4,429	16,425	I
MAETZOLD DEREK J Pres. & Chief Exec. Officer	2023-11-21	Sale 10b5-1	−758	$20.01	$15,168	112,419	D
MAETZOLD DEREK J Pres. & Chief Exec. Officer	2023-11-21	Sale 10b5-1	−239	$20.01	$4,782	105,007	I
MAETZOLD DEREK J Pres. & Chief Exec. Officer	2023-11-21	Sale 10b5-1	−239	$20.01	$4,782	93,902	I
MAETZOLD DEREK J Pres. & Chief Exec. Officer	2023-11-21	Sale 10b5-1	−87	$20.01	$1,741	16,343	I
MAETZOLD DEREK J Pres. & Chief Exec. Officer	2023-11-21	Sale 10b5-1	−87	$20.01	$1,741	16,344	I
MAETZOLD DEREK J Pres. & Chief Exec. Officer	2023-11-21	Sale 10b5-1	−87	$20.01	$1,741	16,344	I
MAETZOLD DEREK J Pres. & Chief Exec. Officer	2023-11-21	Sale 10b5-1	−87	$20.01	$1,741	16,338	I
Open-market sales · 5,610 sh · avg $20.03 · $112,377