Initial Statement of Beneficial Ownership (3)

FORM 3	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES	OMB APPROVAL OMB Number: 3235-0104 Estimated average burden hours per response... 0.5
	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 ^*

Shields Emily K.

2. Date of Event Requiring Statement (MM/DD/YYYY) 6/13/2022

3. Issuer Name and Ticker or Trading Symbol

MRC GLOBAL INC. [MRC]

(Last) (First) (Middle)

1301 MCKINNEY STREET, SUITE 2300

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

_____ Director _____ 10% Owner
___X___ Officer (give title below) _____ Other (specify below)
See Remarks /

(Street)

HOUSTON, TX 77010

(City) (State) (Zip)

5. 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 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	30311 ⁽¹⁾	D

*Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)*
1. Title of Derivate Security (Instr. 4)	2. Date Exercisable and Expiration Date (MM/DD/YYYY)		3. Title and Amount of Securities Underlying Derivative Security (Instr. 4)		4. Conversion or Exercise Price of Derivative Security	5. Ownership Form of Derivative Security: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
1. Title of Derivate Security (Instr. 4)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	4. Conversion or Exercise Price of Derivative Security		6. Nature of Indirect Beneficial Ownership (Instr. 5)
Stock Option (Right to Buy)	⁽²⁾	3/7/2023	Common Stock	1056	$29.35	D
Stock Option (Right to Buy)	⁽³⁾	2/18/2024	Common Stock	711	$29.30	D

Explanation of Responses:
(1)	This number includes 8,170 shares of Common Stock and 22,141 shares of unvested Restricted Stock Units ("RSUs"). Each RSU represents a contingent right to receive one share of the issuer's Common Stock. 2,145 RSUs will vest on 2/10/2023; 7,451 RSUs will vest in two annual installments - 3,725 RSUs will vest on 2/8/2023 and 3,726 RSUs will vest on 2/8/2024; 12,545 RSUs will vest in three annual installments - 4,265 will vest on 2/7/2023, 4,139 RSUs will vest on 2/7/2024 and 4,141 RSUs will vest on 2/7/2025; each conditioned on the reporting person's continued service with the issuer and subject to accelerated vesting under certain circumstances.
(2)	The Stock Option vested in four annual installments of 25% on each of 3/7/2014, 3/7/2015, 3/7/2016 and 3/7/2017.
(3)	The Stock Option vested in three annual installments as follows: 33% on 2/18/2015, 33% on 2/18/2016 and 34% on 2/18/2017.

Remarks:
SVP - Sustainability and Assistant General Counsel

Exhibit 24 - Power of Attorney

Reporting Owners
Reporting Owner Name / Address	Relationships
Reporting Owner Name / Address	Director	10% Owner	Officer	Other
Shields Emily K. 1301 MCKINNEY STREET, SUITE 2300 HOUSTON, TX 77010			See Remarks

Signatures
Ann D. Garnett, by power of attorney		6/23/2022
^**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).
Note:	File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB control number.