Mark A. Welsh III plan to sell securities of Northrop Grumman Corporation under Form 144

Mark A. Welsh III filed Form 144 to notify SEC of plan to sell 190 units of Northrop Grumman Corporation securities around 2026-05-04, with aggregate market value of $107,947.00. The total outstanding units is 142033476.0. The amount planned to be sold represents 0.00% of total outstanding units;