Jeremy Grantham's position in Exelon is currently worth $6.66M. That's 0.02% of their equity portfolio (293rd largest holding). The first Exelon trade was made in Q1 2013. Since then Jeremy Grantham bought shares 21 more times and sold shares on 21 occasions. The stake costed the investor $6.3M, netting the investor a gain of 5.6% so far.