1st Quarter 2011 Financial Results Conference Call

WAW www Lockheed Martin 1st Quarter 2011 Financial Results Conference Call April 26, 2011 11:00 a.m. ET "A LOCKHEED MARTIN ww Webcast login at www.lockheedmartin.com/investor Webcast replay & podcast available by 3:00 p.m. EDT April 26, 2011 at www.lockheedmartin.com/investor Audio replay available from 2:00 p.m. EDT April 26, 2011 through midnight May 3, 2011. Access audio replay at: 800-642-1687 U.S. & Canada 706-645-9291 International Confirmation code: 50129944 April 26, 2011

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