Mario Gabelli acquired 429 Thousand Penske Automotive Group shares worth $67 Million. That's 0.70% of their equity portfolio (28th 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 40 occasions. The stake costed the investor $7.69 Million, netting the investor a gain of 771% so far.