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Filing Details

Issuer

Cik	Name	Symbol	Sector (SIC)	IRS No
1133421	Northrop Grumman Corp	NOC	Search, Detection, Navagation, Guidance, Aeronautical Sys (3812)	954840775

Insiders

Cik	Name	Reported Address	Insider Title	Director	Officer	Large Shareholder	Other
1324986	N Kenneth Heintz	1840 Century Park East Los Angeles CA 90067	Corporate Vp, Controller & Cao	No	Yes	No	No

Reported Non-Derivative Transactions

Sec. Name	Acquisiton - Disposition	Date	Amount	Price	Remaning Holdings	Equity Swap Involved	Form Type	Code	Nature of Ownership	Explanation
Common Stock	Acquisiton	2011-05-19	2,563	$64.76	78,088	No	4	P	Direct

Equity Swap Involved	Form Type	Code	Nature of Ownership	Explanation
No	4	P	Direct

Reported Non-Derivative Holdings

Sec. Name	Remaning Holdings	Nature of Ownership	Explanation
Common Stock	82	Indirect	See footnote

Footnotes

Total amount includes 18,813 unvested Restricted Performance Stock Rights ("RPSRs") granted under the 2001 Long-Term Incentive Stock Plan ("LTISP") on 2/17/09, with a valuation of performance measurement period ("measurement period") ending on 12/31/11; 17,691 unvested RPSRs granted under the LTISP on 2/16/10, with the measurement period ending on 12/31/12; and 13,057 unvested RPSRs granted under the LTISP on 2/15/11, with the measurement period ending on 12/31/13. Grants awarded pursuant to Rule 16b-3(d).
Held in the Northrop Grumman Savings and Investment Plan (the "Plan"), a qualified profit sharing plan, as of April 29, 2011. Share totals with respect to the Plan are based upon unit accounting and therefore may reflect a decrease in units attributable to an individual though no disposition occurred.