d1428041_13-g.htm

CUSIP No		55345K103

1.	NAME OF REPORTING PERSONS
	I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY)

	Alan Fournier c/o Pennant Capital Management, LLC

2.	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (SEE INSTRUCTIONS)		(a) [_]
			(b) [X]

3.	SEC USE ONLY



4.	CITIZENSHIP OR PLACE OF ORGANIZATION

	United States

NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH

5.	SOLE VOTING POWER

	0

6.	SHARED VOTING POWER

	7,468,433

7.	SOLE DISPOSITIVE POWER

	0

8.	SHARED DISPOSITIVE POWER

	7,468,433

9.	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

	7,468,433

10.	CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES (SEE INSTRUCTIONS)		[_]

11.	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)

	7.34%

12.	TYPE OF REPORTING PERSON (SEE INSTRUCTIONS) IN

CUSIP No		55345K103

1.	NAME OF REPORTING PERSONS
	I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY)

	Pennant Capital Management, LLC

2.	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (SEE INSTRUCTIONS)		(a) [_]
			(b) [X]

3.	SEC USE ONLY



4.	CITIZENSHIP OR PLACE OF ORGANIZATION

	Delaware

NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH

5.	SOLE VOTING POWER

	0

6.	SHARED VOTING POWER

	7,468,433

7.	SOLE DISPOSITIVE POWER

	0

8.	SHARED DISPOSITIVE POWER

	7,468,433

9.	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

	7,468,433

10.	CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES (SEE INSTRUCTIONS)		[_]

11.	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)

	7.34%

12.	TYPE OF REPORTING PERSON (SEE INSTRUCTIONS) OO, IA

CUSIP No		55345K103

1.	NAME OF REPORTING PERSONS
	I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY)

	Pennant Windward Master Fund, L.P.

2.	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (SEE INSTRUCTIONS)		(a) [_]
			(b) [X]

3.	SEC USE ONLY



4.	CITIZENSHIP OR PLACE OF ORGANIZATION

	Cayman Islands

NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH

5.	SOLE VOTING POWER

	0

6.	SHARED VOTING POWER

	5,020,933

7.	SOLE DISPOSITIVE POWER

	0

8.	SHARED DISPOSITIVE POWER

	5,020,933

9.	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

	5,020,933

10.	CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES (SEE INSTRUCTIONS)		[_]

11.	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)

	4.93%

12.	TYPE OF REPORTING PERSON (SEE INSTRUCTIONS) PN

CUSIP No

55345K103

Item 1.	(a).	Name of Issuer:

		MRC Global Inc.

	(b).	Address of Issuer's Principal Executive Offices:

		2 Houston Center 909 Fannin Suite 3100 Houston, TX 77010

Item 2.	(a).	Name of Person Filing:

		Alan Fournier, c/o Pennant Capital Management, LLC Pennant Capital Management, LLC Pennant Windward Master Fund, L.P.

	(b).	Address of Principal Business Office, or if None, Residence:

		Alan Fournier c/o Pennant Capital Management, LLC One DeForest Avenue, Suite 200 Summit, New Jersey 07901 Pennant Capital Management, LLC One DeForest Avenue, Suite 200 Summit, New Jersey 07901 Pennant Windward Master Fund, L.P. c/o Citi Hedge Fund Services (Cayman), Ltd. P.O. Box 1748 Cayman Corporate Centre 27 Hospital Road George Town, Grand Cayman KY1-1109 Cayman Islands

	(c).	Citizenship:

		Alan Fournier – United States citizen Pennant Capital Management, LLC – Delaware limited liability company Pennant Windward Master Fund, L.P. – Cayman Islands exempted limited partnership

(d).	Title of Class of Securities:

	Common Stock, par value $0.01 per share

	(e).	CUSIP Number:

		55345K103

Item 3.

If This Statement is filed pursuant to ss.240.13d-1(b) or 240.13d-2(b), or (c), check whether the person filing is a

(a)

[_]

Broker or dealer registered under Section 15 of the Exchange Act (15 U.S.C. 78c).

(b)

[_]

Bank as defined in Section 3(a)(6) of the Exchange Act (15 U.S.C. 78c).

(c)

[_]

Insurance company as defined in Section 3(a)(19) of the Exchange Act (15 U.S.C. 78c).

(d)

[_]

Investment company registered under Section 8 of the Investment Company Act of 1940 (15 U.S.C. 80a-8).

(e)

[_]

An investment adviser in accordance with § 240.13d-1(b)(1)(ii)(E);

(f)

[_]

An employee benefit plan or endowment fund in accordance with § 240.13d-1(b)(1)(ii)(F);

(g)

[_]

A parent holding company or control person in accordance with Rule 13d-1(b)(1)(ii)(G);

(h)

[_]

A savings association as defined in Section 3(b) of the Federal Deposit Insurance Act (12 U.S.C.1813);

(i)

[_]

A church plan that is excluded from the definition of an investment company under Section 3(c)(14) of the Investment Company Act of 1940 (15 U.S.C. 80a-3);

(j)

[_]

Group, in accordance with s.240.13d-1(b)(1)(ii)(J).

Item 4.

Ownership.

Provide the following information regarding the aggregate number and percentage of the class of securities of the issuer identified in Item 1.

	(a)	Amount beneficially owned:

		7,468,433 shares deemed beneficially owned by Alan Fournier 7,468,433 shares deemed beneficially owned by Pennant Capital Management, LLC 5,020,933 shares deemed beneficially owned by Pennant Windward Master Fund, L.P.

	(b)	Percent of class:

		7.34% deemed beneficially owned by Alan Fournier 7.34% deemed beneficially owned by Pennant Capital Management, LLC 4.93% deemed beneficially owned by Pennant Windward Master Fund, L.P.

(c)	Number of shares as to which Alan Fournier has:

	(i)	Sole power to vote or to direct the vote	0	,

	(ii)	Shared power to vote or to direct the vote	7,468,433	,

	(iii)	Sole power to dispose or to direct the disposition of	0	,

	(iv)	Shared power to dispose or to direct the disposition of	7,468,433	.

Number of shares as to which Pennant Capital Management, LLC has:

(i)	Sole power to vote or to direct the vote	0	,

(ii)	Shared power to vote or to direct the vote	7,468,433	,

(iii)	Sole power to dispose or to direct the disposition of	0	,

(iv)	Shared power to dispose or to direct the disposition of	7,468,433	.

Number of shares as to which Pennant Windward Master Fund, L.P. has:

(i)	Sole power to vote or to direct the vote	0	,

(ii)	Shared power to vote or to direct the vote	5,020,933	,

(iii)	Sole power to dispose or to direct the disposition of	0	,

(iv)	Shared power to dispose or to direct the disposition of	5,020,933	.

Item 5.

Ownership of Five Percent or Less of a Class.

	If this statement is being filed to report the fact that as of the date hereof the reporting person has ceased to be the beneficial owner of more than five percent of the class of securities, check the following [X].
	This box is being checked solely with respect to Pennant Windward Master Fund, L.P.

Item 6.

Ownership of More Than Five Percent on Behalf of Another Person.

	If any other person is known to have the right to receive or the power to direct the receipt of dividends from, or the proceeds from the sale of, such securities, a statement to that effect should be included in response to this item and, if such interest relates to more than five percent of the class, such person should be identified. A listing of the shareholders of an investment company registered under the Investment Company Act of 1940 or the beneficiaries of employee benefit plan, pension fund or endowment fund is not required.
	N/A

Item 7.

Identification and Classification of the Subsidiary Which Acquired the Security Being Reported on by the Parent Holding Company.

	If a parent holding company has filed this schedule, pursuant to Rule 13d-1(b)(1)(ii)(G), so indicate under Item 3(g) and attach an exhibit stating the identity and the Item 3 classification of the relevant subsidiary. If a parent holding company has filed this schedule pursuant to Rule 13d-1(c) or Rule 13d-1(d), attach an exhibit stating the identification of the relevant subsidiary.
	N/A

Item 8.

Identification and Classification of Members of the Group.

	If a group has filed this schedule pursuant to §240.13d-1(b)(1)(ii)(J), so indicate under Item 3(j) and attach an exhibit stating the identity and Item 3 classification of each member of the group. If a group has filed this schedule pursuant to §240.13d-1(c) or §240.13d-1(d), attach an exhibit stating the identity of each member of the group.
	N/A

Item 9.

Notice of Dissolution of Group.

	Notice of dissolution of a group may be furnished as an exhibit stating the date of the dissolution and that all further filings with respect to transactions in the security reported on will be filed, if required, by members of the group, in their individual capacity. See Item 5.
	N/A

Item 10.

Certification.

By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having that purpose or effect.

SIGNATURE

After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct.

	November 7, 2013
	(Date)


	PENNANT CAPITAL MANAGEMENT, LLC*
	/s/ Alan Fournier
	By: Alan Fournier
	Title: Managing Member


	ALAN FOURNIER*

	/s/ Alan Fournier


	PENNANT WINDWARD MASTER FUND, L.P.

	/s/ Alan Fournier
	By: Pennant General Partner, L.L.C., its general partner By: Alan Fournier
	Title: Managing Member

* The Reporting Persons disclaim beneficial ownership in the Shares reported herein except to the extent of their pecuniary interest therein.

Exhibit A

AGREEMENT

The undersigned agree that this Schedule 13G dated November 7, 2013 relating to the Common Stock, par value $0.01 per share, of MRC Global Inc., shall be filed on behalf of the undersigned.


	PENNANT CAPITAL MANAGEMENT, LLC
	/s/ Alan Fournier
	By: Alan Fournier
	Title: Managing Member


	ALAN FOURNIER

	/s/ Alan Fournier


	PENNANT WINDWARD MASTER FUND, L.P.

	/s/ Alan Fournier
	By: Pennant General Partner, L.L.C., its general partner By: Alan Fournier
	Title: Managing Member

SK 03461 0009 1428041