Amer Sports shares have surged by more than 20% in the last month.Many investors may not know the name Amer Sports (AS 9.64%), but they likely know the company's famous brands. Amer Sports owns iconic sports and outdoor brands including Wilson tennis rackets and footballs, Atomic and Salomon ski equipment, and Louisville Slugger baseball bats.The company may become more of a household name if it keeps up the performance it announced in the second-quarter report it released today. Strong financial performanc ...