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

Schedule 13G/A
(RULE 13d-102)

Under the Securities Exchange Act of 1934
(Amendment No. 1)*


Information to be included in statements filed
pursuant to Rule 13d-1 (b) (c) and (d) and Amendments thereto
filed pursuant to Rule 13d-2 (b).

Martin Marietta Materials, Inc.
(Name of Issuer)

Common Shares
(Title of Class of Securities)

573284106

(CUSIP Number)

December 31, 2012
(Date of Event which Requires Filing of this Statement)

Check the appropriate box to designate the rule pursuant
to which this Schedule is filed:

[X] 	Rule 13d-1 (b)
[ ]	Rule 13d-1 (c)
[ ]	Rule 13d-1 (d)

	*The remainder of this cover page shall be filled out for a
reporting person's initial filing on this form with respect to the
subject class of securities, and for any subsequent amendment
containing information which would alter the disclosures provided
in a prior cover page.

	The information required in the remainder of this cover page shall
not be deemed to be "filed" for the purpose of Section 18 of the Securities
Exchange Act of 1934 ("Act") or otherwise subject to the liabilities of
that section of the Act but shall be subject to all other provisions of
the Act (however, see the Notes).


SCHEDULE 13G/A

Issuer: Martin Marietta Materials, Inc.			CUSIP No.: 573284106


1	NAMES OF REPORTING PERSONS I.R.S.
	IDENTIFICATION NOS. OF ABOVE PERSONS

	First Eagle Investment Management, LLC
	Tax ID # 57-1156902

2	CHECK THE APPROPRIATE BOX IF A MEMBER
	OF A GROUP
	(a)
	(b)

3	SEC USE ONLY

4	CITIZENSHIP OR PLACE OF ORGANIZATION
	State of Delaware

NUMBER OF SHARES        5  SOLE VOTING POWER - 2,352,593
BENEFICIALLY            6  SHARED VOTING POWER -  0
OWNED BY EACH           7  SOLE DISPOSITIVE POWER - 2,427,291
REPORTING PERSON        8  SHARED DISPOSITIVE POWER - 0
WITH:

9	AGGREGATE AMOUNT BENEFICIALLY OWNED
	BY EACH REPORTING PERSON

	2,427,291

10	CHECK IF THE AGGREGATE AMOUNT IN
	ROW (11) EXCLUDES CERTAIN SHARES

	N/A

11	PERCENT OF CLASS REPRESENTED BY AMOUNT
   	IN ROW 9:

 	5.29%

12	TYPE OF REPORTING PERSON

	IA




SCHEDULE 13G/A

Issuer: Martin Marietta Materials, Inc.		CUSIP No.: 573284106




ITEM 1

(a)	Name of Issuer:
	Martin Marietta Materials, Inc.


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

	2710 Wycliff Road
	Raleigh, NC  27607

ITEM 2

(a)	Name of Person Filing: First Eagle Investment Management, LLC


(b)	Address of Principal Business Office:

	1345 Avenue of the Americas
	New York, NY 10105


(c)	Citizenship: Delaware, USA (Place of Incorporation)


(d)	Title of Class of Securities: Common Shares


(e)	CUSIP Number: 573284106











SCHEDULE 13G/A

Issuer: Martin Marietta Materials, Inc.			CUSIP No.: 573284106


ITEM 3

If this statement is filed pursuant to Sections 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 Act (15 U.S.C. 78o);

(b)	[  ]	Bank as defined in section 3(a)(6) of the Act (15 U.S.C. 78c);

(c) 	[  ]	Insurance Company as defined in section
		3(a)(19) of the Act (15 U.S.C. 78C);

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

(e)	[X]	An investment adviser in accordance with Section
		240.13d-1(b)(1)(ii)(E);

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

(g)	[  ]	A parent holding company or control person in accordance with
		Section 240.13d-1(b)(1)(ii)(G);

(h)	[  ]	A savings associations 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 insurance company under Section 3 (c)(14) of
		the Investment Company Act of 1940 (15 U.S.C. 80a-3);

(j)	[  ]	Group, in accordance with section 240.13d-1 (b)(1)(ii)(J).







SCHEDULE 13G/A

Issuer:  Martin Marietta Materials, Inc.	CUSIP No.: 573284106

ITEM 4.	Ownership.





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: [ ]

ITEM 6. OWNERSHIP OF MORE THAN FIVE PERCENT ON BEHALF OF ANOTHER PERSON

First Eagle Investment Management, LLC (FEIM), an investment adviser registered
under Section 203 of the Investment Advisers Act of 1940, is deemed to be
the beneficial owner of 2,427,291 shares, or 5.29% of the shares believed
to be outstanding, as a result of acting as investment advisor to
various clients. Clients of FEIM have the right to receive and the ultimate
power to direct the receipt of dividends from, or the proceeds of the sale
of, such securities.

ITEM 7. IDENTIFICATION AND CLASSIFICATION OF THE SUBSIDIARY
	WHICH ACQUIRED THE SECURITY BEING REPORTED ON BY THE
	PARENT HOLDING COMPANY OR CONTROL PERSON.

	N/A

ITEM 8. Identification and Classification of Members of the Group.

	N/A

ITEM 9. Notice of Dissolution of Group

	N/A

SCHEDULE 13G/A

Issuer: Martin Marietta Materials, Inc.		CUSIP No.: 573284106




ITEM 10. Certification

By signing below I certify that, to the best of my knowledge and
belief, the securities referred to above were acquired and are held in the
ordinary course of business and 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 such 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.

Date:		February 11, 2013

Signature:	/s/ Mark Goldstein

Name/Title:	Mark Goldstein, Senior Vice President