Mario Gabelli's position in Southwest Gas Holdings is currently worth $63.1 Million. That's 0.68% of their equity portfolio (30th largest holding). The investor owns 1.20% of the outstanding Southwest Gas Holdings stock. The first Southwest Gas Holdings trade was made in Q1 2001. Since then Mario Gabelli bought shares 32 more times and sold shares on 56 occasions. The stake costed the investor $56.4 Million, netting the investor a gain of 12% so far.