Tiffany Olson - 01 Jul 2024 Form 4 Insider Report for CASTLE BIOSCIENCES INC (CSTL)

Role: Director
Signature: /s/ Frank Stokes, Attorney-in-fact
Issuer symbol: CSTL
Transactions as of: 01 Jul 2024
Net transactions value: $0
Form type: 4
Filing time: 03 Jul 2024, 16:13:06 UTC
Previous filing: 06 Jun 2024
Next filing: 23 May 2025
SEC: View on sec.gov

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	CSTL	Common Stock	Options Exercise		+830	+5.1%		17,233	01 Jul 2024	Direct	F1

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Underlying Class	Amount	Exercise Price	Ownership	Footnotes
transaction	CSTL	Restricted Stock Units	Award	$0	+830		$0.000000	830	01 Jul 2024	Common Stock	830		Direct	F1
transaction	CSTL	Restricted Stock Units	Options Exercise	$0	-830	-100%	$0.000000^*	0	01 Jul 2024	Common Stock	830		Direct	F1
transaction	CSTL	Stock option (right to buy)	Award	$0	+3,379		$0.000000	3,379	01 Jul 2024	Common Stock	3,379	$71.22	Direct

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	Discretionary grants to address an administrative oversight following the issuer's 2021 annual meeting of stockholders where the filing person did not receive automatic annual grants in accordance with the issuer's nonemployee director compensation policy. Since the restricted stock units are payment in respect of 2021 compensation, they are subject to immediate vesting. Each unit converts into a share of common stock on a one-for-one basis.

Content

Discretionary grants to address an administrative oversight following the issuer's 2021 annual meeting of stockholders where the filing person did not receive automatic annual grants in accordance with the issuer's nonemployee director compensation policy. Since the restricted stock units are payment in respect of 2021 compensation, they are subject to immediate vesting. Each unit converts into a share of common stock on a one-for-one basis.