CASTLE BIOSCIENCES INC — Director's Dealing 2020

Nov 12, 2020

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: CASTLE BIOSCIENCES INC (CSTL)
CIK: 0001447362
Period of Report: 2020-11-09

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

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2020-11-09	Common Stock	S	1163	$48.543	Disposed	1390935	Direct
2020-11-09	Common Stock	S	1887	$49.597	Disposed	1389048	Direct
2020-11-09	Common Stock	S	1000	$50.341	Disposed	1388048	Direct
2020-11-10	Common Stock	S	300	$44.997	Disposed	1387748	Direct
2020-11-10	Common Stock	S	200	$46.36	Disposed	1387548	Direct
2020-11-10	Common Stock	S	1000	$48.923	Disposed	1386548	Direct
2020-11-10	Common Stock	S	5307	$50.068	Disposed	1381241	Direct
2020-11-10	Common Stock	S	545	$50.992	Disposed	1380696	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	159329	Indirect

Footnotes

F1: These transactions were made pursuant to a Rule 10b5-1 plan adopted by the Reporting Person on June 2, 2020.

F2: This transaction was executed in multiple trades at prices ranging from $48.100 to $49.050, 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: This transaction was executed in multiple trades at prices ranging from $49.130 to $50.080, 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.

F4: This transaction was executed in multiple trades at prices ranging from $50.220 to $50.570, 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.

F5: This transaction was executed in multiple trades at prices ranging from $44.630 to $45.480, 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.

F6: This transaction was executed in multiple trades at prices ranging from $45.910 to $46.810, 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.

F7: This transaction was executed in multiple trades at prices ranging from $48.555 to $49.215, 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.

F8: This transaction was executed in multiple trades at prices ranging from $49.590 to $50.585, 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.

F9: This transaction was executed in multiple trades at prices ranging from $50.710 to $51.255, 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: Held by the DJM Grantor Retained Annuity Trust No. 1, or the Maetzold Trust. The Reporting Person is a trustee of the Maetzold Trust.