CASTLE BIOSCIENCES INC — Director's Dealing 2020

Oct 22, 2020

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: CASTLE BIOSCIENCES INC (CSTL)
CIK: 0001447362
Period of Report: 2020-10-20

Reporting Person: BRADBURY DANIEL (Director)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2020-10-20	Common Stock	S	10250	$49.63	Disposed	793328	Indirect
2020-10-20	Common Stock	S	1500	$50.16	Disposed	791828	Indirect
2020-10-21	Common Stock	S	590	$47.39	Disposed	791238	Indirect
2020-10-21	Common Stock	S	4660	$48.86	Disposed	786578	Indirect

Footnotes

F1: The transactions on this Form 4 were made pursuant to a Rule 10b5-1 plan adopted by BioBrit, LLC (the "LLC") on March 13, 2020.

F2: This transaction was executed in multiple trades at prices ranging from $49.05 to $50.03, 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 LLC, of which the Reporting Person is the managing member and has voting and investment power over the shares.

F4: This transaction was executed in multiple trades at prices ranging from $50.05 to $50.35, 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 $47.05 to $47.72, 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 $48.23 to $49.18, 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.