Mario Gabelli acquired 418 Thousand Penske Automotive Group shares worth $66.3 Million. That's 0.72% of their equity portfolio (23rd largest holding). The first Penske Automotive Group trade was made in Q3 2007. Since then Mario Gabelli bought shares 23 more times and sold shares on 43 occasions. The stake costed the investor $7.5 Million, netting the investor a gain of 785% so far.