SEC Form 4

FORM 4		UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934 or Section 30(h) of the Investment Company Act of 1940	OMB APPROVAL OMB Number: 3235-0287 Estimated average burden hours per response: 0.5
	Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

1. Name and Address of Reporting Person* Lavan Maryanne (Last) (First) (Middle) 6801 ROCKLEDGE DRIVE (Street) BETHESDA MD 20817 (City) (State) (Zip)	2. Issuer Name and Ticker or Trading Symbol LOCKHEED MARTIN CORP [ LMT ]	5. Relationship of Reporting Person(s) to Issuer (Check all applicable) Director 10% Owner X Officer (give title below) Other (specify below) SVP & General Counsel
	3. Date of Earliest Transaction (Month/Day/Year) 12/07/2018
	4. If Amendment, Date of Original Filed (Month/Day/Year)	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. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction 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)
			Code	V	Amount	(A) or (D)	Price
Common Stock	12/07/2018		M		110(1)	A	$0(1)	1,543.464	D
Common Stock	12/07/2018		F		110(2)	D	$285.4	1,433.464(3)	D
Common Stock								719.83(4)	I	Lockheed Martin Salaried Savings Plan

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction 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 (Month/Day/Year)		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: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
Restricted Stock Units	(5)	12/07/2018		M			110(1)	(1)	02/22/2021	Common Stock	110	(1)	2,428	D

Explanation of Responses:

1. Represents the accelerated vesting of shares received upon the conversion of a portion of restricted stock units (RSUs) granted on February 22, 2018 with a value equal to the tax withholding obligations for the retirement-eligible reporting person and disposition to the Issuer of such shares to satisfy the reporting person's tax withholding obligations, which transaction is exempt under Rule 16b-3. The balance of the RSUs remain subject to continued vesting.

2. Disposition to the Issuer of shares to satisfy the reporting person's tax withholding obligation upon vesting of restricted stock units which is exempt under Rule 16b-3.

3. End of period holdings include additional acquisitions through dividend reinvestment.

4. Includes additional shares acquired under the Lockheed Martin Corporation Salaried Savings Plan.

5. Each restricted stock unit represents a contingent right to receive one share of LMT common stock.

	Maryanne R. Lavan, by Marian S. Block, Attorney-in-Fact	12/11/2018
	** 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 4 (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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