Statement of Changes in Beneficial Ownership (4)

FORM 4 [ ] Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).
UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES
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Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934 or Section 30(h) of the Investment Company Act of 1940

1. Name and Address of Reporting Person ^* Murray Christopher M	2. Issuer Name and Ticker or Trading Symbol Core-Mark Holding Company, Inc. [ CORE ]	5. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director _____ 10% Owner __X__ Officer (give title below) _____ Other (specify below) SVP - Marketing
(Last) (First) (Middle) 1500 SOLANA BLVD, SUITE 3400	3. Date of Earliest Transaction (MM/DD/YYYY) 2/1/2021
(Street) WESTLAKE, TX 76262 (City) (State) (Zip)	4. If Amendment, Date Original Filed (MM/DD/YYYY)	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 Acquired, Disposed of, or Beneficially Owned
1.Title of Security (Instr. 3)	2. Trans. Date	2A. Deemed Execution Date, if any	3. Trans. Code (Instr. 8)		4. Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
1.Title of Security (Instr. 3)	2. Trans. Date	2A. Deemed Execution Date, if any	Code	V	Amount	(A) or (D)	Price		6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
Coremark Common Stock	2/1/2021		M		5142 ⁽¹⁾	A	$0	14731	D
Coremark Common Stock	2/1/2021		F		2025 ⁽²⁾	D	$30.67	12706	D

*Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)*
1. Title of Derivate Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Trans. Date	3A. Deemed Execution Date, if any	4. Trans. Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form of Derivative Security: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
1. Title of Derivate Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Trans. Date	3A. Deemed Execution Date, if any	Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	8. Price of Derivative Security (Instr. 5)			11. Nature of Indirect Beneficial Ownership (Instr. 4)
2020 Performance Shares	$0.01	2/1/2021		A		15426		⁽¹⁾	⁽¹⁾	Coremark Common Stock	15426	$0	15426	D
2020 Performance Shares	$0.01	2/1/2021		M			5142	⁽¹⁾	⁽¹⁾	Coremark Common Stock	5142	$0	10284	D
2021 RSU Grant	$0.01	2/1/2021		A		9374		⁽³⁾	⁽³⁾	Coremark Common Stock	9374	$0	9374	D

Explanation of Responses:
(1)	2020 Performance Shares earned upon the achievement of certain company financial goals. Shares vest; 1/3 on February 1, 2021, 1/3 on January 1, 2022 and 1/3 on January 1, 2023.
(2)	Shares withheld for taxes on RSU Vesting previously reported in Table I.
(3)	This grant represents RSU's from the 2019 Long Term Incentive Plan that are subject to the following vesting schedule: 1/3 on February 1, 2022; 1/3 on January 1, 2023; 1/3 on January 1, 2024.

Reporting Owners
Reporting Owner Name / Address	Relationships
Reporting Owner Name / Address	Director	10% Owner	Officer	Other
Murray Christopher M 1500 SOLANA BLVD, SUITE 3400 WESTLAKE, TX 76262			SVP - Marketing