Ken Griffin acquired 936 Thousand Delek US Holdings shares worth $28.2 Million. That's 0.03% of their equity portfolio (644th largest holding). The investor owns 1.39% of the outstanding Delek US Holdings stock. The first Delek US Holdings trade was made in Q3 2017. Since then Ken Griffin bought shares 40 more times and sold shares on 33 occasions. The stake costed the investor $26.6 Million, netting the investor a gain of 5.9% so far.