Ken Griffin acquired 558k O`Reilly Automotive shares worth $58.6M. That's 0.05% of their equity portfolio (479th largest holding). The first O`Reilly Automotive trade was made in Q2 2013. Since then Ken Griffin bought shares 59 more times and sold shares on 58 occasions. The stake costed the investor $21.2M, netting the investor a gain of 176% so far.