MARTIN BROWNE HULL & HARPER PLL

ation goes up to 8 %. The Plan permits catch-up contributions for participants turning age 50 or older by the end of the calendar year. Catch-up contributions are not eligible for Company matching contributions. The Corporation contributes a matching contribution equal to 50 % of the participant’s contribution up to the first 8 % (i.e., up to 4 %) of the participant’s base salary. Substantially all employer matching contributions to the Plan consist of the Corporation’s common stock invested in the ESOP Fund. In addition to employer matching contribution, the Corporation contributes an employer profit-sharing contribution of up to 6 % of an eligible employee’s weekly base salary ( 6 % company contribution is for employees in eligible business units only). With respect to Participants who a

awals, or loans may be made directly from the assets in the SDBA, unless the participant requests a lump sum distribution after termination of employment. Vesting Participants are immediately vested in all employee contributions, rollover contributions from other qualified plans, the Corporation's matching contributions and earnings (or losses) thereon. Participants who were employed with an original start date before January 1, 2025 are immediately vested in all prior and future employer profit-sharing contributions. For participants hired with an original start date on or after January 1, 2025, vesting in employer profit-sharing contributions occurs at a rate of 20 % for each year of service, with 100 % vesting after five years of service. Participants become fully vested in employer pro

n is extended by Lockheed Martin Corporation (Lockheed Martin or the Corporation), including employees in the U.S. and certain U.S. citizens working abroad. Eligible employees are automatically enrolled in the Plan when they are hired, unless they affirmatively decline to participate. The Plan includes an Employee Stock Ownership Plan (ESOP) feature. Cash dividends paid on Lockheed Martin common stock in both the ESOP Fund and the Lockheed Martin Stock Fund are automatically reinvested in those funds, unless the participant elects to receive the dividend directly as taxable income. The assets of the Plan, excluding receivables, are held and invested on a commingled basis in the Lockheed Martin Corporation Defined Contribution Plans Master Trust (the Master Trust) under an agreement between

stment contracts at contract value — 4,374,595 4,374,595 Receivables: Notes receivable from participants — 287,426 287,426 Total assets 8,282,816 47,150,336 55,433,152 Liabilities Administrative expenses payable — 5,494 5,494 Total liabilities — 5,494 5,494 Total net assets available for benefits $ 8,282,816 $ 47,144,842 $ 55,427,658 The accompanying notes are an integral part of these financial statements. 2 Table of Contents Lockheed Martin Corporation Salaried Savings Plan Statement of Net Assets Available for Benefits December 31, 2024 (in thousands) ESOP Fund Participant- Directed Investments Total Assets Interest in Lockheed Martin Corporation Defined Contribution Plans Master Trust: Investments at fair value $ 8,743,821 $ 37,955,480 $ 46,699,301 Investments in fully benefit-responsi