0001336920 2022-02-15 2022-02-15 0001336920 false 8-K 2022-02-15 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