Tom Russo's position in Charles River Laboratories International is currently worth $30.7 Thousand. That's 0.00% of their equity portfolio (81st largest holding). The first Charles River Laboratories International trade was made in Q1 2006. Since then Tom Russo bought shares two more times and sold shares on two occasions. The stake costed the investor $7.39 Thousand, netting the investor a gain of 316% so far.