John W. Rogers Jr.'s position in Littelfuse is currently worth $94.7M. That's 1.03% of their equity portfolio (33rd largest holding). The first Littelfuse trade was made in Q1 2013. Since then John W. Rogers Jr. bought shares fifteen more times and sold shares on 37 occasions. The stake costed the investor $21.6M, netting the investor a gain of 338% so far.