X0304 4 2012-01-30 0000936468 LOCKHEED MARTIN CORP LMT 0001357855 BREWER ROSALIND G 6801 ROCKLEDGE DRIVE BETHESDA MD 20817 1 Phantom Stock Units 2012-01-30 4 A 0 1341.2998 A Common Stock 1341.2998 2302.9778 I Lockheed Martin Directors Equity Plan Phantom Stock Units Common Stock 481.8485 481.8485 I Lockheed Martin Directors Deferred Comp Plan The phantom stock units convert on a 1-for-1 basis. Under the Lockheed Martin Corporation 2009 Directors Equity Plan, each non-employee director elects to receive an award of stock options or phantom stock units or a combination of stock options and phantom stock units in accordance with the plan, which awards are exempt transactions under Rule 16b-3. The phantom stock units were acquired at $82.01 per share and vest 50% on June 30 following the award date and 50% on December 31 following the award date or, if earlier, upon retirement, death, disability or change in control. Settlement in cash or stock (as elected by the director) will occur upon the reporting person's retirement or termination of service. Phantom stock units previously acquired under the Directors Deferred Compensation Plan exempt under Section 16(b). Units are settled upon the reporting person's retirement or termination of service. Rosalind G. Brewer, By Matthew C. Dow, Attorney-in-fact 2012-02-01