0001336920 2026-03-27 2026-03-27 false 0001336920 8-K 2026-03-27 LEIDOS HOLDINGS, INC. DE 001-33072 20-3562868 1750 Presidents Street Reston VA 20190 (571) 526-6000 false false false false Common stock, par value $.0001 per share LDOS NYSE false