Joel Greenblatt acquired 131 Thousand DaVita shares worth $18.9 Million. That's 0.19% of their equity portfolio (90th largest holding). The first DaVita trade was made in Q4 2010. Since then Joel Greenblatt bought shares 25 more times and sold shares on 23 occasions. The stake costed the investor $11 Million, netting the investor a gain of 71% so far.