Ken Griffin acquired 31.8k W.W. Grainger shares worth $31.6M. That's 0.03% of their equity portfolio (716th largest holding). The first W.W. Grainger trade was made in Q2 2013. Since then Ken Griffin bought shares 53 more times and sold shares on 64 occasions. The stake costed the investor $13.8M, netting the investor a gain of 129% so far.