Ken Griffin acquired 8.85 Million Hess shares worth $1.3 Billion. It makes up 1.20% of their stock portfolio and is their biggest holding. The investor owns 2.87% of the outstanding Hess stock. The first Hess trade was made in Q2 2013. Since then Ken Griffin bought shares 56 more times and sold shares on 54 occasions. The stake costed the investor $1.1 Billion, netting the investor a gain of 17% so far.