Joel Greenblatt's position in Palo Alto Networks is currently worth $8.33 Million. That's 0.15% of their equity portfolio (148th largest holding). The first Palo Alto Networks trade was made in Q1 2018. Since then Joel Greenblatt bought shares twelve more times and sold shares on eleven occasions. The stake costed the investor $6.47 Million, netting the investor a gain of 29% so far.