0000936468 2026-05-12 2026-05-12 0000936468 false 8-K 2026-05-12 LOCKHEED MARTIN CORPORATION MD 1-11437 52-1893632 6801 Rockledge Drive Bethesda, MD 20817 301 897-6000 false false false false Common Stock, $1 par value LMT NYSE false