Joel Greenblatt's position in Teradyne is currently worth $192 Thousand. That's 0.00% of their equity portfolio (1211th largest holding). The first Teradyne trade was made in Q4 2010. Since then Joel Greenblatt bought shares twenty more times and sold shares on 31 occasions. The stake costed the investor $122 Thousand, netting the investor a gain of 58% so far.