X0508 4 2026-02-22 0000936468 LOCKHEED MARTIN CORP LMT 0001900809 Lightfoot Robert M JR 6801 ROCKLEDGE DRIVE BETHESDA MD 20817 1 President Space 0 Common Stock 2026-02-22 4 M 0 2627.0000 0 A 4627.0000 D Common Stock 2026-02-22 4 A 0 2059.0000 0 A 6686.0000 D Common Stock 2026-02-22 4 F 0 2080.0000 658.2600 D 4606.0000 D Common Stock 230.4515 I Lockheed Martin Salaried Savings Plan Restricted Stock Units 2026-02-22 4 M 0 2627.0000 0.0000 D 2026-02-22 Common Stock 2627.0000 0.0000 D Restricted stock units convert to common stock on a one-for-one basis. Shares acquired upon settlement of performance stock units granted on February 22, 2023, following the end of a three-year performance period 2023-2025 (Performance Cycle). The amount earned during the Performance Cycle is based on the satisfaction of performance against three separate financial metrics. Disposition to the Issuer of shares to satisfy the Reporting Person's tax withholding obligation upon vesting and settlement of stock units which is exempt under Rule 16b-3. Holdings as of reportable transaction date include additional acquisitions and dividend reinvestment under the company's 401(k) plan. On February 22, 2023, the reporting person was granted 2,627 restricted stock units that vested on the third anniversary of the grant date. Exhibits 24, Power of Attorney and Substitute Power of Attorney Robert M. Lightfoot, Jr., by Lynda M. Noggle, Attorney-in-fact 2026-02-24