Tobin W Juvenal Form 3/A CASTLE BIOSCIENCES / Tobin W Juvenal ownership change

SEC Form 3

FORM 3

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

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1. Name and Address of Reporting Person^*

Juvenal Tobin W

(Last) (First) (Middle)

C/O CASTLE BIOSCIENCES, INC.

505 S FRIENDSWOOD DRIVE, SUITE 401

(Street)

FRIENDSWOOD TX 77546

(City) (State) (Zip)

2. Date of Event Requiring Statement (Month/Day/Year)
04/15/2021

3. Issuer Name and Ticker or Trading Symbol
CASTLE BIOSCIENCES INC [ CSTL ]

4. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director	10% Owner
X	Officer (give title below)	Other (specify below)
Chief Commercial Officer

5. If Amendment, Date of Original Filed (Month/Day/Year)
04/15/2021

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Beneficially Owned
1. Title of Security (Instr. 4)	2. Amount of Securities Beneficially Owned (Instr. 4)	3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	4. Nature of Indirect Beneficial Ownership (Instr. 5)
Common Stock	2,827	D

Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 4)	2. Date Exercisable and Expiration Date (Month/Day/Year)		3. Title and Amount of Securities Underlying Derivative Security (Instr. 4)		4. Conversion or Exercise Price of Derivative Security	5. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
Stock option (right to buy)	(1)	07/20/2027	Common Stock	5,742	2.36	D
Stock option (right to buy)	(2)	05/09/2028	Common Stock	17,432	2.39	D
Stock option (right to buy)	(3)	03/12/2029	Common Stock	24,610	3.38	D
Stock option (right to buy)	(4)	12/12/2029	Common Stock	35,000	29.5	D
Stock option (right to buy)	(5)	08/03/2030	Common Stock	30,000	41.36	D
Stock option (right to buy)	(6)	12/09/2030	Common Stock	29,000	59.16	D
Restricted Stock Units	(7)	(7)	Common Stock	7,000	(8)	D

Explanation of Responses:

1. 25% of the 11,484 shares originally subject to the option vested on July 21, 2018, and the remaining shares vest in 36 equal monthly installments thereafter.

2. 25% of the 24,610 shares originally subject to the option vested on May 10, 2019, and the remaining shares vest in 36 equal monthly installments thereafter.

3. 25% of the shares vested on March 13, 2020, and the remaining shares vest in 36 equal monthly installments thereafter.

4. 25% of the shares vested on December 13, 2020, and the remaining shares vest in 36 equal monthly installments thereafter.

5. 25% of the shares shall vest on August 4, 2021, and the remaining shares shall vest in 36 equal monthly installments thereafter.

6. 25% of the shares shall vest on December 10, 2021, and the remaining shares shall vest in 36 equal monthly installments thereafter.

7. The Restricted Stock Units ("RSUs") vest in four equal annual installments beginning on December 10, 2021.

8. Each RSU represents the right to receive one share of the Issuer's Common Stock.

Remarks:

This amendment is being filed solely to attach the Power of Attorney exhibit.

	/s/ Greg Acosta, Attorney-in-fact	04/15/2021
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 5 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
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