Jeremy Grantham acquired 4.38 Million Abbott Laboratories shares worth $458 Million. That's 1.92% of their equity portfolio (16th largest holding). The first Abbott Laboratories trade was made in Q1 2013. Since then Jeremy Grantham bought shares nineteen more times and sold shares on 26 occasions. The stake costed the investor $199 Million, netting the investor a gain of 130% so far.