CASTLE BIOSCIENCES INC — Director's Dealing 2022

Sep 14, 2022

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: CASTLE BIOSCIENCES INC (CSTL)
CIK: 0001447362
Period of Report: 2022-09-12

Reporting Person: MAETZOLD DEREK J (Director, Pres. & Chief Exec. Officer)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2022-09-12	Common Stock	S	2994	$29.56	Disposed	309120	Direct
2022-09-12	Common Stock	S	1464	$29.56	Disposed	139018	Indirect
2022-09-12	Common Stock	S	1367	$29.56	Disposed	126886	Indirect
2022-09-12	Common Stock	S	293	$29.56	Disposed	28236	Indirect
2022-09-12	Common Stock	S	293	$29.56	Disposed	28234	Indirect
2022-09-12	Common Stock	S	293	$29.56	Disposed	28234	Indirect
2022-09-12	Common Stock	S	293	$29.56	Disposed	28232	Indirect
2022-09-13	Common Stock	S	685	$27.67	Disposed	308435	Direct
2022-09-13	Common Stock	S	335	$27.67	Disposed	138683	Indirect
2022-09-13	Common Stock	S	312	$27.67	Disposed	126574	Indirect
2022-09-13	Common Stock	S	66	$27.67	Disposed	28170	Indirect
2022-09-13	Common Stock	S	67	$27.67	Disposed	28167	Indirect
2022-09-13	Common Stock	S	67	$27.67	Disposed	28167	Indirect
2022-09-13	Common Stock	S	68	$27.67	Disposed	28164	Indirect
2022-09-13	Common Stock	S	172	$28.40	Disposed	308263	Direct
2022-09-13	Common Stock	S	84	$28.40	Disposed	138599	Indirect
2022-09-13	Common Stock	S	79	$28.40	Disposed	126495	Indirect
2022-09-13	Common Stock	S	17	$28.40	Disposed	28153	Indirect
2022-09-13	Common Stock	S	17	$28.40	Disposed	28150	Indirect
2022-09-13	Common Stock	S	17	$28.40	Disposed	28150	Indirect
2022-09-13	Common Stock	S	16	$28.40	Disposed	28148	Indirect

Footnotes

F1: These transactions were made pursuant to a Rule 10b5-1 plan adopted by the Reporting Person, The Maetzold Descendants 2020 Trust, Derek Maetzold 2020 Irrevocable Trust, The Maetzold 2018 Remainder Trust f/b/o Emily Carol Kirk, The Maetzold 2018 Remainder Trust f/b/o Hannah Elizabeth Maetzold, The Maetzold 2018 Remainder Trust f/b/o John Derek Maetzold, and The Maetzold 2018 Remainder Trust f/b/o Peter Douglas Maetzold on June 7, 2022.

F2: This transaction was executed in multiple trades at prices ranging from $29.11 to $30.00, inclusive. The price reported above reflects the weighted-average sale price. The Reporting Person hereby undertakes to provide upon request to the Securities and Exchange Commission staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.

F3: Held by The Maetzold Descendants 2020 Trust of which the Reporting Person's spouse is the trustee and the Reporting Person's spouse and their children are beneficiaries.

F4: Held by Derek Maetzold 2020 Irrevocable Trust of which the Reporting Person is the trustee and his children are beneficiaries.

F5: Held by The Maetzold 2018 Remainder Trust FBO Emily Carol Kirk of which the Reporting Person is the trustee and his child is the beneficiary.

F6: Held by The Maetzold 2018 Remainder Trust FBO Hannah Elizabeth Maetzold of which the Reporting Person is the trustee and his child is the beneficiary.

F7: Held by The Maetzold 2018 Remainder Trust FBO John Derek Maetzold of which the Reporting Person is the trustee and his child is the beneficiary.

F8: Held by The Maetzold 2018 Remainder Trust FBO Peter Douglas Maetzold of which the Reporting Person is the trustee and his child is the beneficiary.

F9: This transaction was executed in multiple trades at prices ranging from $27.35 to $28.34, inclusive. The price reported above reflects the weighted-average sale price. The Reporting Person hereby undertakes to provide upon request to the Securities and Exchange Commission staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.

F10: This transaction was executed in multiple trades at prices ranging from $28.35 to $28.49, inclusive. The price reported above reflects the weighted-average sale price. The Reporting Person hereby undertakes to provide upon request to the Securities and Exchange Commission staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.