Tom Gayner's position in JPMorgan Chase & is currently worth $23.3 Million. That's 0.34% of their equity portfolio (64th largest holding). Tom Gayner started to build up the position in JPMorgan Chase & in Q2 2015 and continued to invest until Q1 2020. Since then they sold 800 shares. The stake costed the investor $15.9 Million, netting the investor a gain of 47% so far.