 Roth Capital reaffirmed their buy rating on shares of Golden Minerals TSE:AUM NASDAQ:AUMN in a research note published on Thursday, Zacks.com reports. Golden Minerals has a 52-week low of C0.46 and a 52-week high of C0.91. Golden Minerals TSE:AUM NASDAQ:AUMN last announced its quarterly earnings results on Thursday, May 7th. The company reported C0.04 EPS ... 