Mario Gabelli acquired 1.56 Million Herc Holdings shares worth $242 Million. It makes up 2.54% of their stock portfolio and is their biggest holding. The investor owns 5.47% of the outstanding Herc Holdings stock. The first Herc Holdings trade was made in Q3 2016. Since then Mario Gabelli bought shares eight more times and sold shares on 22 occasions. The stake costed the investor $56.8 Million, netting the investor a gain of 327% so far.