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# SECURITIES AND EXCHANGE COMMISSION 

# LOCKHEED MARTIN CORPORATION 

## Maryland 

(State or other jurisdiction of incorporation or organization) 

## Title of Each Class 

Common Stock, $1 par value 

## ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 

## 6801 Rockledge Drive, Bethesda, Maryland 20817-1877 (301/897-6000) 

(Address and telephone number of principal executive offices) 

## Securities registered pursuant to Section 12(b) of the Act: 

## Securities registered pursuant to Section 12(g) of the Act: None 

For the fiscal year ended December 31, 2011 

(Exact name of registrant as specified in its charter) 

# United States 

Washington, D.C. 20549 

## Form 10-K 

Commission file number 1-11437 

## Name of each exchange on which registered 

## 52-1893632 

(I.R.S. Employer Identification No.) 

New York Stock Exchange 

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State the aggregate market value of the voting and non-voting common equity held by non-affiliates computed by reference to the price at which the common equity was last sold, or the average bid and asked price of such common equity, as of the last business day of the registrant’s most recently completed second fiscal quarter. 

Approximately $26.4 billion as of June 26, 2011. 

Indicate the number of shares outstanding of each of the registrant’s classes of common stock, as of the latest practicable date. Common Stock, $1 par value, 325,105,500 shares outstanding as of January 31, 2012. 

## DOCUMENTS INCORPORATED BY REFERENCE 

Portions of Lockheed Martin Corporation’s 2012 Definitive Proxy Statement are incorporated by reference in Part III of this Form 10-K. 

