Ken Griffin acquired 1.37 Million MGM Resorts International shares worth $44 Million. That's 0.04% of their equity portfolio (530th largest holding). The first MGM Resorts International trade was made in Q2 2013. Since then Ken Griffin bought shares 60 more times and sold shares on 51 occasions. The stake costed the investor $40.5 Million, netting the investor a gain of 8.7% so far.