Joel Greenblatt's position in Union Pacific is currently worth $3.28 Million. That's 0.05% of their equity portfolio (480th largest holding). The first Union Pacific trade was made in Q4 2010. Since then Joel Greenblatt bought shares 22 more times and sold shares on 28 occasions. The stake costed the investor $1.49 Million, netting the investor a gain of 120% so far.