Joel Greenblatt's position in Comcast Corp is currently worth $17.9 Million. That's 0.18% of their equity portfolio (109th largest holding). The first Comcast Corp trade was made in Q4 2012. Since then Joel Greenblatt bought shares 26 more times and sold shares on 22 occasions. The investor's estimated purchase price is $18.4 Million, resulting in a loss of 2.8%.