Ken Griffin's position in Otter Tail is currently worth $638 Thousand. That's 0.00% of their equity portfolio (3169th largest holding). The first Otter Tail trade was made in Q3 2013. Since then Ken Griffin bought shares 35 more times and sold shares on 27 occasions. The stake costed the investor $496 Thousand, netting the investor a gain of 29% so far.