Joel Greenblatt acquired 13.5 Thousand Beacon Roofing Supply shares worth $1.31 Million. That's 0.02% of their equity portfolio (711th largest holding). The first Beacon Roofing Supply trade was made in Q1 2011. Since then Joel Greenblatt bought shares twelve more times and sold shares on fifteen occasions. The stake costed the investor $951 Thousand, netting the investor a gain of 38% so far.