CASTLE BIOSCIENCES INC — Director's Dealing 2020

Aug 20, 2020

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: CASTLE BIOSCIENCES INC (CSTL)
CIK: 0001447362
Period of Report: 2020-08-18

Reporting Person: BRADBURY DANIEL (Director)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2020-08-18	Common Stock	S	3750	$43.18	Disposed	852328	Indirect
2020-08-19	Common Stock	S	1200	$43.90	Disposed	851128	Indirect
2020-08-19	Common Stock	S	1800	$45.26	Disposed	849328	Indirect
2020-08-19	Common Stock	S	750	$45.78	Disposed	848578	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 $42.78 to $43.62, 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 BioBrit, LLC (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 $43.39 to $44.24, 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 $44.73 to $45.71, 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 $45.73 to $45.86, 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.