Derek J Maetzold Castle Biosciences Inc (CSTL) insider trading activity

Derek J Maetzold is Pres. & Chief Exec. Officer of CASTLE BIOSCIENCES INC. Currently has a direct ownership of 29,513 shares of CSTL, which is worth approximately $987,209. The most recent transaction as insider was on Oct 24, 2022, when has been sold 3,483 shares (Common Stock) at a price of $20.41 per share, resulting in proceeds of $71,088. This information was disclosed in a Form 4 filing with the Securities and Exchange Commission (SEC).

Shares Held (Direct Ownership) 29.5K

54.12% 3M change

63.92% 12M change

Total Value Held $987,209

DEREK J MAETZOLD Transaction History

Date	Transaction	Value	Shares Traded	Shares Held
Oct 24 2022	SELL Open market or private sale	$71,088 $20.41 p/Share	3,483 Reduced 1.16%	296,572 Common Stock
Oct 11 2022	SELL Open market or private sale	$24,581 $23.5 p/Share	1,046 Reduced 0.35%	300,055 Common Stock
Oct 10 2022	SELL Open market or private sale	$70,564 $25.31 p/Share	2,788 Reduced 0.92%	301,101 Common Stock
Oct 04 2022	SELL Open market or private sale	$16,246 $30.03 p/Share	541 Reduced 0.18%	303,889 Common Stock
Sep 27 2022	SELL Open market or private sale	$39,760 $24.17 p/Share	1,645 Reduced 0.54%	304,430 Common Stock
Sep 26 2022	SELL Open market or private sale	$53,300 $24.36 p/Share	2,188 Reduced 0.71%	306,075 Common Stock
Sep 13 2022	SELL Open market or private sale	$24,030 $28.04 p/Share	857 Reduced 0.28%	308,263 Common Stock

Sep 12 2022	SELL Open market or private sale	$88,503 $29.56 p/Share	2,994 Reduced 0.96%	309,120 Common Stock
Aug 30 2022	SELL Open market or private sale	$8,826 $29.42 p/Share	300 Reduced 0.1%	312,114 Common Stock
Aug 29 2022	SELL Open market or private sale	$122,922 $29.85 p/Share	4,118 Reduced 1.3%	312,414 Common Stock
Aug 16 2022	SELL Open market or private sale	$40,946 $31.79 p/Share	1,288 Reduced 0.41%	316,532 Common Stock
Aug 15 2022	SELL Open market or private sale	$226,161 $33.68 p/Share	6,715 Reduced 2.07%	317,820 Common Stock
Aug 05 2022	SELL Open market or private sale	$19,671 $30.31 p/Share	649 Reduced 0.2%	324,535 Common Stock
Aug 04 2022	SELL Open market or private sale	$107,265 $30.85 p/Share	3,477 Reduced 1.06%	325,184 Common Stock
Aug 03 2022	SELL Open market or private sale	$1,261 $30.03 p/Share	42 Reduced 0.01%	328,661 Common Stock
Aug 02 2022	SELL Open market or private sale	$3,010 $27.12 p/Share	111 Reduced 0.03%	328,703 Common Stock
Aug 01 2022	SELL Open market or private sale	$102,159 $27.44 p/Share	3,723 Reduced 1.12%	328,814 Common Stock
Apr 26 2022	BUY Grant, award, or other acquisition	-	22,311 Added 9.95%	201,934 Common Stock
Dec 10 2021	SELL Payment of exercise price or tax liability	$85,538 $40.52 p/Share	2,111 Reduced 0.91%	229,679 Common Stock
Dec 10 2021	BUY Exercise of conversion of derivative security	-	5,363 Added 2.26%	231,790 Common Stock
Nov 16 2021	BUY Exercise of conversion of derivative security	$57,321 $3.72 p/Share	15,409 Added 4.86%	301,427 Common Stock
Nov 15 2021	SELL Open market or private sale	$865,581 $52.76 p/Share	16,406 Reduced 5.42%	286,018 Common Stock
Nov 15 2021	BUY Exercise of conversion of derivative security	$38,718 $2.36 p/Share	16,406 Added 5.15%	302,424 Common Stock
Sep 30 2021	SELL Open market or private sale	$659,400 $65.94 p/Share	10,000 Reduced 3.38%	286,018 Common Stock
Sep 29 2021	SELL Open market or private sale	$662,500 $66.25 p/Share	10,000 Reduced 3.27%	296,018 Common Stock

DJM

Derek J Maetzold

Pres. & Chief Exec. Officer

Friendswood, TX

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