Ken Griffin's position in Vulcan Materials is currently worth $5.56 Million. That's 0.01% of their equity portfolio (1455th largest holding). The first Vulcan Materials trade was made in Q2 2013. Since then Ken Griffin bought shares 45 more times and sold shares on 54 occasions. The stake costed the investor $2.92 Million, netting the investor a gain of 90% so far.