Derek J. Maetzold - 15 Nov 2021 Form 4 Insider Report for CASTLE BIOSCIENCES INC (CSTL)

Signature
/s/ Greg Acosta, Attorney-in-fact
Issuer symbol
CSTL
Transactions as of
15 Nov 2021
Net transactions value
-$765,424
Form type
4
Filing time
17 Nov 2021, 17:08:03 UTC
Previous filing
12 Nov 2021
Next filing
14 Dec 2021

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction CSTL Common Stock Options Exercise $38,718 +16,406 +5.7% $2.36 302,424 15 Nov 2021 Direct
transaction CSTL Common Stock Sale $807,785 -15,394 -5.1% $52.47 287,030 15 Nov 2021 Direct F1
transaction CSTL Common Stock Sale $53,679 -1,012 -0.35% $53.04 286,018 15 Nov 2021 Direct F2
transaction CSTL Common Stock Options Exercise $57,321 +15,409 +5.4% $3.72 301,427 16 Nov 2021 Direct
holding CSTL Common Stock 150,567 15 Nov 2021 By The Maetzold Descendants 2020 Trust F3
holding CSTL Common Stock 127,728 15 Nov 2021 By DJM Grantor Retained Annuity Trust No. 1 F4
holding CSTL Common Stock 137,965 15 Nov 2021 By Derek Maetzold 2020 Irrevocable Trust F5

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) Options Exercise $0 -16,406 -100% $0.000000* 0 15 Nov 2021 Common Stock 16,406 $2.36 Direct F6
transaction CSTL Stock option (right to buy) Options Exercise $0 -15,409 -43% $0.000000 20,686 16 Nov 2021 Common Stock 15,409 $3.72 Direct F6
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 This transaction was executed in multiple trades at prices ranging from $52.000 to $52.995, 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.
F2 This transaction was executed in multiple trades at prices ranging from $53.000 to $53.170, 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 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 The shares subject to the option are fully vested.