Mario Gabelli acquired 126 Thousand Waste Connections shares worth $20.9 Million. That's 0.22% of their equity portfolio (118th largest holding). The first Waste Connections trade was made in Q2 2016. Since then Mario Gabelli bought shares six more times and sold shares on 24 occasions. The stake costed the investor $5.45 Million, netting the investor a gain of 284% so far.