Ken Griffin's position in Ventas is currently worth $217 Million. That's 0.23% of their equity portfolio (86th largest holding). The investor owns 1.09% of the outstanding Ventas stock. The first Ventas trade was made in Q2 2013. Since then Ken Griffin bought shares 51 more times and sold shares on 50 occasions. The stake costed the investor $212 Million, netting the investor a gain of 2.1% so far.