Derek J. Maetzold - Dec 10, 2021 Form 4 Insider Report for CASTLE BIOSCIENCES INC (CSTL)

Role
Pres. & Chief Exec. Officer, Director
Signature
/s/ Greg Acosta, Attorney-in-fact
Stock symbol
CSTL
Transactions as of
Dec 10, 2021
Transactions value $
-$85,538
Form type
4
Date filed
12/14/2021, 06:56 PM
Previous filing
Nov 17, 2021
Next filing
Jan 20, 2022

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction CSTL Common Stock Options Exercise +5.36K +2.37% 232K Dec 10, 2021 Direct F1, F2
transaction CSTL Common Stock Tax liability -$85.5K -2.11K -0.91% $40.52 230K Dec 10, 2021 Direct
holding CSTL Common Stock 151K Dec 10, 2021 By The Maetzold Descendants 2020 Trust F3
holding CSTL Common Stock 128K Dec 10, 2021 By DJM Grantor Retained Annuity Trust No. 1 F4
holding CSTL Common Stock 138K Dec 10, 2021 By Derek Maetzold 2020 Irrevocable Trust F5
holding CSTL Common Stock 75K Dec 10, 2021 By DJM Grantor Retained Annuity Trust No. 3 F2

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 Stock option (right to buy) Award $0 +106K $0.00 106K Dec 10, 2021 Common Stock 106K $40.52 Direct F6
transaction CSTL Restricted Stock Units Award $0 +61.7K $0.00 61.7K Dec 10, 2021 Common Stock 61.7K Direct F1, F7
transaction CSTL Restricted Stock Units Options Exercise $0 -5.36K -25% $0.00 16.1K Dec 10, 2021 Common Stock 5.36K Direct F1, F8
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 Each Restricted Stock Unit ("RSU") represents the right to receive one share of the Issuer's Common Stock.
F2 On December 9, 2021, the Reporting Person transferred 75,000 shares of Castle Biosciences, Inc. common stock to the DJM Grantor Retained Annuity Trust No. 3 of which the Reporting Person is trustee and beneficiary.
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 DJM Grantor Retained Annuity Trust No. 1 of which the Reporting Person is the trustee and beneficiary.
F5 Held by Derek Maetzold 2020 Irrevocable Trust of which the Reporting Person is the trustee and his children are beneficiaries.
F6 25% of shares shall vest on December 10, 2022, and the remaining shares shall vest in 36 equal monthly installments thereafter.
F7 The RSUs vest in four equal annual installments beginning on December 10, 2022.
F8 On December 10, 2020, the Reporting Person was granted 21,450 RSUs, which vest in four equal annual installments beginning on December 10, 2021.