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 *
MULHERIN MATTHEW J
   2. Issuer Name and Ticker or Trading Symbol
HUNTINGTON INGALLS INDUSTRIES, INC. [HII] 		5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
_____ Director _____ 10% Owner
__X__ Officer (give title below) _____ Other (specify below)
Corp VP, President Newport New
(Last)
(First)
(Middle)
4101 WASHINGTON AVENUE		 3. Date of Earliest Transaction (Month/Day/Year)
08/23/2013
(Street)

NEWPORT NEWS, VA 23607		 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 08/23/2013   M   13,222 A $ 31.76 97,040 (1) D  
Common Stock 08/23/2013   S   13,222 D $ 65.3689 (2) 83,818 (1) D  
Common Stock 08/23/2013   M   12,344 A $ 27.23 96,162 (1) D  
Common Stock 08/23/2013   S   12,344 D $ 65.3669 (3) 83,818 (1) 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
Stock Option (Right-to-Buy) $ 31.76 08/23/2013   M     13,222   (4) 06/14/2014 Common Stock 13,222 $ 0 0 D  
Stock Option (Right-to-Buy) $ 27.23 08/23/2013   M     12,344   (4) 02/17/2016 Common Stock 12,344 $ 0 0 D  

Reporting Owners

Reporting Owner Name / Address Relationships
 Director  10% Owner  Officer  Other
MULHERIN MATTHEW J
4101 WASHINGTON AVENUE
NEWPORT NEWS, VA 23607		       Corp VP, President Newport New  

Signatures

 Kathy S. Owen, Attorney-in-Fact for Matthew J. Mulherin   08/26/2013
**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) Total amount includes 24,096 restricted stock rights granted under the Huntington Ingalls Industries, Inc. 2011 Long-Term Incentive Stock Plan ("HII LTISP") on 3/31/2011, with 100% vesting on 3/31/2014. Grant awarded pursuant to Rule 16b-3(d).
(2) The price shown is the weighted average price at which shares were sold in multiple sales transactions made pursuant to a single market order. The range of prices for the transactions made was $65.20 to $65.60. Upon request by SEC staff, the issuer or a security holder of the issuer, the reporting person will provide full information regarding the number of shares sold at each separate price.
(3) The price shown is the weighted average price at which shares were sold in multiple sales transactions made pursuant to a single market order. The range of prices for the transactions made was $65.20 to $65.57. Upon request by SEC staff, the issuer or a security holder of the issuer, the reporting person will provide full information regarding the number of shares sold at each separate price.
(4) This option is fully exercisable.

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