Ownership Submission
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

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940
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(Print or Type Responses)
1. Name and Address of Reporting Person *
Heath Ralph D
  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)
Executive Vice President
(Last)
(First)
(Middle)
6801 ROCKLEDGE DRIVE
3. Date of Earliest Transaction (Month/Day/Year)
01/29/2007
(Street)

BETHESDA, MD 20817
4. If Amendment, Date 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
(City)
(State)
(Zip)
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

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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 Underlying Securities
(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)
Code V (A) (D) Date Exercisable Expiration Date Title Amount or Number of Shares
Employee Stock Option (Right-to-buy) $ 96.06 01/29/2007   A   36,100   01/29/2008(1) 01/29/2017 Common Stock 36,100 $ 0 36,100 D  
Restricted Stock Units (2) 01/29/2007   A V 3,650     (3)   (3) Common Stock 3,650 $ 0 3,650 D  
Phantom Stock Units (4) 01/29/2007   A   1,702.0034     (5)   (5) Common Stock 1,702.0034 (5) 5,376.7752 I Lockheed Martin DMICP
Phantom Stock Units (4)               (6)   (6) Common Stock 3,130.8651   3,130.8651 I Lockheed Martin LTIP
Phantom Stock Units (4)               (7)   (7) Common Stock 1,687.5236   1,687.5236 I Lockheed Martin Supplemental SSP

Reporting Owners

Reporting Owner Name / Address Relationships
 Director  10% Owner  Officer  Other
Heath Ralph D
6801 ROCKLEDGE DRIVE
BETHESDA, MD 20817
      Executive Vice President  

Signatures

 Ralph D. Heath, by Marian S. Block, Attorney-in-Fact   01/31/2007
**Signature of Reporting Person Date

Explanation of Responses:

* 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).
(1) The options vest over three years, one-third on each of the first, second and third anniversaries of the grant date, beginning on January 29, 2008.
(2) Each restricted stock unit ("RSU") represents a contingent right to receive one share of LMT common stock.
(3) The RSUs are subject to a one-year performance period. If the value of the RSUs on the date of grant exceeds the performance goal specified in the award agreement, a number of RSUs equal in value to the performance shortfall is forfeited. Subject to the performance goal, the RSUs vest on January 29, 2010, the third anniversary of the date of the grant.
(4) The phantom stock units convert on a 1 for 1 basis.
(5) Phantom stock units acquired through voluntary deferral under the Lockheed Martin Deferred Management Incentive Compensation Plan exempt under Section 16(b) at $96.06 per share which will be settled in stock following the reporting person's retirement or termination of service.
(6) End of period holdings of phantom stock units acquired through mandatory deferral under the Lockheed Martin Long Term Incentive Plan exempt under Section 16(b) which will be settled in cash after two years subject to continued employment, unless voluntarily deferred (in which case the units will be settled in stock following the reporting person's retirement or termination of service).
(7) End of period holdings of phantom stock units acquired under the Lockheed Martin Supplemental Salaried Savings Plan exempt under Section 16(b) which will be settled upon the reporting person's retirement or termination of service.

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