Joel Greenblatt's position in Unitedhealth Group is currently worth $21.2M. That's 0.12% of their equity portfolio (193rd largest holding). The first Unitedhealth Group trade was made in Q3 2011. Since then Joel Greenblatt bought shares 27 more times and sold shares on 28 occasions. The stake costed the investor $19.6M, netting the investor a gain of 8.2% so far.