Ken Griffin's position in Ally Financial is currently worth $236 Million. That's 0.24% of their equity portfolio (75th largest holding). The investor owns 2.01% of the outstanding Ally Financial stock. The first Ally Financial trade was made in Q2 2014. Since then Ken Griffin bought shares 56 more times and sold shares on 38 occasions. The stake costed the investor $166 Million, netting the investor a gain of 42% so far.