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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1. Name and Address of Reporting Person * Brunson Curtis   2. Issuer Name and Ticker or Trading Symbol L 3 COMMUNICATIONS HOLDINGS INC [LLL] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director _____ 10% Owner __X__ Officer (give title below) _____ Other (specify below) See Remarks (Last) (First) (Middle) C/O L-3 COMMUNICATIONS CORPORATION, 600 THIRD AVENUE 3. Date of Earliest Transaction (Month/Day/Year) 02/07/2014 (Street) NEW YORK, NY 10016 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 Common Stock 02/07/2014   M   33,886 A $ 86.41 94,135 (3) (4) D   Common Stock 02/07/2014   S   33,886 D $ 112.88 (1) 60,249 (3) (4) D   Common Stock 02/07/2014   M   12,155 A $ 95.42 72,404 (3) (4) D   Common Stock 02/07/2014   S   12,155 D $ 112.8 (2) 60,249 (3) (4) D

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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

02/23/2010 Employee Stock Option (Right to Buy)

$ 86.41

02/07/2014

M

33,886

(5)

02/23/2020

Common Stock

33,886

$ 0

0

D

08/01/2007 Employee Stock Option (Right to Buy)

$ 95.42

02/07/2014

M

12,155

(5)

08/01/2017

Common Stock

12,155

$ 0

0

D

Reporting Owners

Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
Brunson Curtis C/O L-3 COMMUNICATIONS CORPORATION 600 THIRD AVENUE NEW YORK, NY 10016			See Remarks

Signatures

/s/ Allen E. Danzig as Attorney-in-Fact		02/10/2014
**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)	Represents weighted average sale price for price increments ranging from $112.50 to $113.15. The Reporting Person undertakes to provide, upon request by the Securities and Exchange Commission staff, the Issuer or a security holder of the Issuer, full information regarding the number of shares sold at each separate price.
(2)	Represents weighted average sale price for price increments ranging from $112.50 to $113.14. The Reporting Person undertakes to provide, upon request by the Securities and Exchange Commission staff, the Issuer or a security holder of the Issuer, full information regarding the number of shares sold at each separate price.
(3)	Does not include shares issuable upon the exercise of options.
(4)	Reflects additional shares acquired through the Company's Employee Stock Purchase Plan and Master Savings (401(k)) Plan.
(5)	This option vests annually in equal one-third increments beginning on the one-year anniversary of the grant date.
Remarks: Executive Vice President, Corporate Strategy and Development

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