Joel Greenblatt acquired 4.25 Thousand Stryker shares worth $1.63 Million. That's 0.02% of their equity portfolio (728th largest holding). The first Stryker trade was made in Q4 2010. Since then Joel Greenblatt bought shares 23 more times and sold shares on 25 occasions. The stake costed the investor $1.24 Million, netting the investor a gain of 32% so far.