Joel Greenblatt acquired 9.95 Thousand ABM Industries shares worth $469 Thousand. That's 0.01% of their equity portfolio (1046th largest holding). The first ABM Industries trade was made in Q1 2012. Since then Joel Greenblatt bought shares fourteen more times and sold shares on seventeen occasions. The stake costed the investor $419 Thousand, netting the investor a gain of 12% so far.