Mario Gabelli acquired 405 Thousand JPMorgan Chase & shares worth $43.7 Million. That's 0.50% of their equity portfolio (49th largest holding). The first JPMorgan Chase & trade was made in Q1 2001. Since then Mario Gabelli bought shares 31 more times and sold shares on 51 occasions. The stake costed the investor $16.1 Million, netting the investor a gain of 172% so far.