Chuck Royce acquired 418k Dorchester Minerals LP - Units shares worth $10.6M. That's 0.10% of their equity portfolio (291st largest holding). The first Dorchester Minerals LP - Units trade was made in Q1 2015. Since then Chuck Royce bought shares fifteen more times and sold shares on sixteen occasions. The stake costed the investor $6.3M, netting the investor a gain of 69% so far.