Joel Greenblatt's position in Otter Tail is currently worth $549 Thousand. That's 0.01% of their equity portfolio (1018th largest holding). The first Otter Tail trade was made in Q4 2012. Since then Joel Greenblatt bought shares eight more times and sold shares on seven occasions. The stake costed the investor $493 Thousand, netting the investor a gain of 11% so far.