John W. Rogers Jr.'s position in Simpson Manufacturing , Inc. is currently worth $17 Million. That's 0.20% of their equity portfolio (75th largest holding). The first Simpson Manufacturing , Inc. trade was made in Q1 2013. Since then John W. Rogers Jr. bought shares sixteen more times and sold shares on 31 occasions. The stake costed the investor $3.84 Million, netting the investor a gain of 342% so far.