Ken Griffin's position in Cboe Global Markets is currently worth $24.6 Million. That's 0.02% of their equity portfolio (757th largest holding). The first Cboe Global Markets trade was made in Q2 2013. Since then Ken Griffin bought shares 57 more times and sold shares on 53 occasions. The stake costed the investor $17.6 Million, netting the investor a gain of 39% so far.