Joel Greenblatt acquired 133 Thousand Schlumberger Ltd. shares worth $6.48 Million. That's 0.10% of their equity portfolio (266th largest holding). The first Schlumberger Ltd. trade was made in Q2 2013. Since then Joel Greenblatt bought shares nineteen more times and sold shares on 22 occasions. The stake costed the investor $4.18 Million, netting the investor a gain of 55% so far.