United States securities and exchange commission logo April 12, 2024 Jesus Malave Chief Financial Officer Lockheed Martin Corp. 6801 Rockledge Drive Bethesda, MD 20817 Re: Lockheed Martin Corp. Form 10-K for Fiscal Year Ended December 31, 2023 File No. 001-11437 Dear Jesus Malave: We have completed our review of your filing. We remind you that the company and its management are responsible for the accuracy and adequacy of their disclosures, notwithstanding any review, comments, action or absence of action by the staff. Sincerely, Division of Corporation Finance Office of Manufacturing