X0306 4 2013-07-30 0000936468 LOCKHEED MARTIN CORP LMT 0001573608 Ambrose Richard F 6801 ROCKLEDGE DRIVE BETHESDA MD 20817 1 Executive Vice President Common Stock 2013-07-30 4 M 0 10300.0000 106.8700 A 11239.9580 D Common Stock 2013-07-30 4 M 0 5467.0000 96.0600 A 16706.9580 D Common Stock 2013-07-30 4 S 0 15767.0000 120.1832 D 939.9580 D Common Stock 92.8164 I Lockheed Martin Salaried Savings Plan Employee Stock Option (Right-to-buy) 106.8700 2013-07-30 4 M 0 10300.0000 0.0000 D 2009-01-28 2018-01-26 Common Stock 10300.0000 0.0000 D Employee Stock Option (Right-to-buy) 96.0600 2013-07-30 4 M 0 5467.0000 0.0000 D 2008-01-29 2017-01-29 Common Stock 5467.0000 0.0000 D The price represents the weighted average sale price for multiple transactions reported on this line. Sale prices ranged from $120.41 to $120.06. Reporting Person will provide, upon request by the Commission staff, the Issuer, or a security holder of the Issuer, full information regarding the number of shares sold at each separate sales price. End of period holdings include additional shares acquired through dividend reinvestment. Shares previously acquired under the Lockheed Martin Salaried Savings Plan exempt under Section 16(b) which will be settled upon the reporting person's retirement or termination of service, and additional shares acquired through dividend reinvestment. The options vest over three years, one-third on each of the first, second and third anniversaries of the grant date, beginning on the date exercisable. Richard F. Ambrose, by Marian S. Block, Attorney-in-fact 2013-08-01