Chuck Royce's position in Builders Firstsource is currently worth $10.4 Million. That's 0.12% of their equity portfolio (260th largest holding). The first Builders Firstsource trade was made in Q1 2013. Since then Chuck Royce bought shares seventeen more times and sold shares on 28 occasions. The stake costed the investor $1.34 Million, netting the investor a gain of 671% so far.