Mario Gabelli acquired 41.8 Thousand Zoetis shares worth $6.41 Million. That's 0.07% of their equity portfolio (279th largest holding). The first Zoetis trade was made in Q2 2013. Since then Mario Gabelli bought shares seven more times and sold shares on 35 occasions. The stake costed the investor $1.65 Million, netting the investor a gain of 288% so far.