CSTL- Castle Biosciences, Inc.

Name: Castle Biosciences, Inc. Insider Trading Data
Creator: U.S. Securities and Exchange Commission
License: https://www.sec.gov/privacy#accessibility

Castle Biosciences, Inc. (CSTL) has 11 insiders with recent SEC Form 4 filings, including 0 buys and 35 sells. CSTL is classified in the Life Sciences Tools & Services industry within the Health Care sector.

Insider Ownership

Role	Insider	Shares	Value	30d
Other	Juvenal Tobin W	96.0K	$2.05M	-
Other	Maetzold Derek J	42.1K	$898.6K	-4,172
Dir	Goldberg Ellen	11.8K	$251.3K	-
Dir	Cotton Rodney	11.8K	$251.3K	-
Dir	Caple Kim	11.8K	$251.3K	-

Activity

Buys and sells only

Transactions

10 filings · page 3

Date	Insider	Role	Type	Shares	Price	Value	Chg%	3M	12M
Oct 2, 2025	Maetzold Derek J69	Pres. &Chief Exec. Officer	Sell	1,339	$22.58	$30,234.62	-2.0%	+75.0%	-
Sep 17, 2025	Maetzold Derek J69	Pres. &Chief Exec. Officer	Sell	1,339	$21.97	$29,419.17	-2.0%	+79.0%	-
Sep 2, 2025	Maetzold Derek J69	Pres. &Chief Exec. Officer	Sell	1,339	$23.93	$32,042.27	-2.0%	+61.6%	-
Aug 27, 2025	Oelschlager Kristen M72	Chief Operating Officer	Sell	12,677	$22.02	$279,134.86	-8.2%	+79.2%	-
Aug 27, 2025	Oelschlager Kristen M72	Chief Operating Officer	Sell	18,007	$21.69	$390,571.83	-10.5%	+79.2%	-
Aug 15, 2025	Maetzold Derek J69	Pres. &Chief Exec. Officer	Sell	1,339	$20.04	$26,833.56	-1.9%	+69.8%	-
Aug 13, 2025	Maetzold Derek J69	Pres. &Chief Exec. Officer	Sell	43,019	$19.50	$839,042.58	-38.2%	+80.2%	-
Jun 27, 2025	Maetzold Derek J69	Pres. &Chief Exec. Officer	Sell	22,576	$20.30	$458,292.80	-11.0%	+11.7%	-
Apr 21, 2025	Maetzold Derek J69	Pres. &Chief Exec. Officer	Sell	5,644	$21.52	$121,447.59	-2.7%	-20.9%	-
Apr 9, 2025	Maetzold Derek J69	Pres. &Chief Exec. Officer	Sell	5,644	$20.19	$113,931.95	-1.3%	-1.7%	+16.5%

← PrevPage 3Next →

Insider	Role	Shares	Value	Buys	Sells

Date	Ticker	Insider	Role	Type	Shares	Price	Value	Chg%	SEC