Ken Griffin's position in Northrop Grumman is currently worth $40.8 Million. That's 0.04% of their equity portfolio (533rd largest holding). The first Northrop Grumman trade was made in Q2 2013. Since then Ken Griffin bought shares 55 more times and sold shares on 44 occasions. The stake costed the investor $34.6 Million, netting the investor a gain of 18% so far.