Joel Greenblatt's position in TopBuild is currently worth $11.2 Million. That's 0.09% of their equity portfolio (290th largest holding). The first TopBuild trade was made in Q4 2015. Since then Joel Greenblatt bought shares eighteen more times and sold shares on nineteen occasions. The stake costed the investor $5.13 Million, netting the investor a gain of 119% so far.