Joel Greenblatt's position in Digital Realty Trust is currently worth $6.25 Million. That's 0.10% of their equity portfolio (272nd largest holding). The first Digital Realty Trust trade was made in Q4 2016. Since then Joel Greenblatt bought shares thirteen more times and sold shares on eight occasions. The stake costed the investor $5.15 Million, netting the investor a gain of 21% so far.