Glenn Greenberg's position in JPMorgan Chase is currently worth $266 Million. That's 5.70% of their entire equity portfolio (8th largest holding). The first JPMorgan Chase trade was made in Q3 2014. Since then Glenn Greenberg bought shares thirteen more times and sold shares on 25 occasions. The stake costed the investor $91.5 Million, netting the investor a gain of 191% so far.