Ken Griffin's position in Firstenergy is currently worth $47.1 Million. That's 0.05% of their equity portfolio (507th largest holding). The first Firstenergy trade was made in Q2 2013. Since then Ken Griffin bought shares 49 more times and sold shares on 62 occasions. The stake costed the investor $44.4 Million, netting the investor a gain of 6.1% so far.