Ken Griffin's position in SSgA Active Trust - Materials Select Sector SPDR is currently worth $66.7 Million. That's 0.07% of their equity portfolio (352nd largest holding). The investor owns 63.20% of the outstanding SSgA Active Trust - Materials Select Sector SPDR stock. The first SSgA Active Trust - Materials Select Sector SPDR trade was made in Q1 2014. Since then Ken Griffin bought shares 48 more times and sold shares on 48 occasions. The stake costed the investor $52.3 Million, netting the investor a gain of 27% so far.