Ken Fisher's position in Exxon Mobil is currently worth $3.47B. That's 1.28% of their equity portfolio (19th largest holding). The first Exxon Mobil trade was made in Q1 2013. Since then Ken Fisher bought shares 31 more times and sold shares on eighteen occasions. The stake costed the investor $3.08B, netting the investor a gain of 13% so far.