Donald Yacktman acquired 194k Northrop Grumman shares worth $101M. That's 1.34% of their equity portfolio (30th largest holding). The first Northrop Grumman trade was made in Q1 2021. Since then Donald Yacktman bought shares four more times and sold shares on sixteen occasions. The stake costed the investor $59M, netting the investor a gain of 72% so far.