Joel Greenblatt's position in Laboratory Corp. Of America Holdings is currently worth $6.28 Million. That's 0.11% of their equity portfolio (223rd largest holding). The first Laboratory Corp. Of America Holdings trade was made in Q4 2011. Since then Joel Greenblatt bought shares 22 more times and sold shares on 26 occasions. The stake costed the investor $4.56 Million, netting the investor a gain of 38% so far.