Derek J. Maetzold - Jun 1, 2021 Form 4 Insider Report for CASTLE BIOSCIENCES INC (CSTL)

Signature
/s/ Greg Acosta, Attorney-in-fact
Stock symbol
CSTL
Transactions as of
Jun 1, 2021
Transactions value $
-$144,653
Form type
4
Date filed
6/3/2021, 05:33 PM
Previous filing
Jun 1, 2021
Next filing
Jun 10, 2021

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction CSTL Common Stock Sale -$94.5K -1.6K -0.3% $59.08 527K Jun 1, 2021 Direct F1, F2
transaction CSTL Common Stock Sale -$50.1K -838 -0.16% $59.81 526K Jun 1, 2021 Direct F1, F3
holding CSTL Common Stock 156K Jun 1, 2021 By DJM Grantor Retained Annuity Trust No. 1 F4
holding CSTL Common Stock 179K Jun 1, 2021 By The Maetzold Descendants 2020 Trust F5
holding CSTL Common Stock 167K Jun 1, 2021 By Derek Maetzold 2020 Irrevocable Trust F6
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 These transactions were made pursuant to a Rule 10b5-1 plan adopted by the Reporting Person on December 11, 2020.
F2 This transaction was executed in multiple trades at prices ranging from $58.690 to $59.550, 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 $59.710 to $60.055, 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 Held by DJM Grantor Retained Annuity Trust No. 1 of which the Reporting Person is the trustee and beneficiary.
F5 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.
F6 Held by Derek Maetzold 2020 Irrevocable Trust of which the Reporting Person is the trustee and his children are beneficiaries.