Chuck Royce acquired 971 Thousand Core Laboratories shares worth $10.8 Million. That's 0.12% of their equity portfolio (254th largest holding). The investor owns 1.86% of the outstanding Core Laboratories stock. The first Core Laboratories trade was made in Q1 2013. Since then Chuck Royce bought shares nine more times and sold shares on ten occasions. The investor's estimated purchase price is $18.7 Million, resulting in a loss of 42%.