Mario Gabelli acquired 134k Eversource Energy shares worth $9.52M. That's 0.09% of their equity portfolio (244th largest holding). The first Eversource Energy trade was made in Q1 2015. Since then Mario Gabelli bought shares three more times and sold shares on 41 occasions. The stake costed the investor $7.4M, netting the investor a gain of 29% so far.