Joel Greenblatt acquired 395 Thousand MerckInc shares worth $32 Million. That's 0.25% of their equity portfolio (32nd largest holding). The first MerckInc trade was made in Q1 2011. Since then Joel Greenblatt bought shares 28 more times and sold shares on 27 occasions. The stake costed the investor $26 Million, netting the investor a gain of 23% so far.