Chuck Royce acquired 883 Thousand Coherent shares worth $51.3 Million. That's 0.46% of their equity portfolio (43rd largest holding). The first Coherent trade was made in Q1 2013. Since then Chuck Royce bought shares fifteen more times and sold shares on 25 occasions. The stake costed the investor $34.7 Million, netting the investor a gain of 48% so far.