George Soros acquired 263 Thousand Cboe Global Markets shares worth $34 Million. That's 1.12% of their equity portfolio (21st largest holding). The first Cboe Global Markets trade was made in Q4 2010. Since then George Soros bought shares seven more times and sold shares on seven occasions. The stake costed the investor $32.2 Million, netting the investor a gain of 5.4% so far.