Frank Stokes - 12 May 2022 Form 4 Insider Report for CASTLE BIOSCIENCES INC (CSTL)

Signature
/s/ Greg Acosta, Attorney-in-fact
Issuer symbol
CSTL
Transactions as of
12 May 2022
Transactions value $
$13,520
Form type
4
Filing time
16 May 2022, 16:18:58 UTC
Previous filing
28 Apr 2022
Next filing
21 Jun 2022

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction CSTL Common Stock Options Exercise $13.5K +4K +45.58% $3.38* 12.8K 12 May 2022 Direct

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 -4K -14.97% $0.00 22.7K 12 May 2022 Common Stock 4K $3.38 Direct F1
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 25% of the 28,712 shares originally subject to the option vested on March 13, 2020, and the remaining shares vest in 36 equal monthly installments thereafter.