Mario Gabelli's position in Palo Alto Networks is currently worth $3.32 Million. That's 0.04% of their equity portfolio (389th largest holding). The first Palo Alto Networks trade was made in Q4 2015. Since then Mario Gabelli bought shares twelve more times and sold shares on twelve occasions. The stake costed the investor $1.73 Million, netting the investor a gain of 91% so far.