Frank Stokes - Jun 15, 2021 Form 4 Insider Report for CASTLE BIOSCIENCES INC (CSTL)

Role
Chief Financial Officer
Signature
/s/ Greg Acosta, Attorney-in-fact
Stock symbol
CSTL
Transactions as of
Jun 15, 2021
Transactions value $
-$1,059,531
Form type
4
Date filed
6/17/2021, 05:36 PM
Next filing
Jun 21, 2021

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction CSTL Common Stock Options Exercise $27.7K +11.6K +195.95% $2.39* 17.5K Jun 15, 2021 Direct F1, F2
transaction CSTL Common Stock Sale -$847K -11.6K -66.21% $73.02 5.92K Jun 15, 2021 Direct F1, F3
transaction CSTL Common Stock Options Exercise $5.08K +2.13K +35.93% $2.39* 8.05K Jun 16, 2021 Direct F1
transaction CSTL Common Stock Sale -$155K -2.13K -26.43% $73.07 5.92K Jun 16, 2021 Direct F1, F4
transaction CSTL Common Stock Options Exercise $3.04K +1.27K +21.5% $2.39* 7.19K Jun 17, 2021 Direct F1
transaction CSTL Common Stock Sale -$92.9K -1.27K -17.7% $73.00 5.92K Jun 17, 2021 Direct F1

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 -11.6K -28.9% $0.00 28.5K Jun 15, 2021 Common Stock 11.6K $2.39 Direct F1, F5
transaction CSTL Stock option (right to buy) Options Exercise $0 -2.13K -7.45% $0.00 26.4K Jun 16, 2021 Common Stock 2.13K $2.39 Direct F1, F5
transaction CSTL Stock option (right to buy) Options Exercise $0 -1.27K -4.82% $0.00 25.1K Jun 17, 2021 Common Stock 1.27K $2.39 Direct F1, F5
* 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 May 14, 2021.
F2 Includes 2,034 shares acquired on February 26, 2021 under the Issuer's employee stock purchase plan.
F3 This transaction was executed in multiple trades at prices ranging from $73.00 to $73.13, 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 This transaction was executed in multiple trades at prices ranging from $73.00 to $73.33, 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 The option is exercisable immediately, in whole or in part, conditioned upon the Reporting Person entering into a restricted stock purchase agreement with respect to any unvested shares. 25% of the 133,137 shares originally subject to the option vested on December 4, 2018, and the remaining shares vest in 36 equal monthly installments thereafter.