Mario Gabelli acquired 15.9 Thousand ServiceNow shares worth $11.6 Million. That's 0.13% of their equity portfolio (191st largest holding). The first ServiceNow trade was made in Q2 2018. Since then Mario Gabelli bought shares thirteen more times and sold shares on nine occasions. The stake costed the investor $5.47 Million, netting the investor a gain of 113% so far.