Benzinga's Top #PreMarket Gainers

Black Diamond, Inc. BDE shares surged 16.31% to $8.20 in pre-market trading. Black Diamond reported weaker-than-expected results for the fourth quarter and announced the exploration of a full range of strategic alternatives for its Black Diamond, POC and PIEPS brands. Arotech Corporation ARTX gained 14.58% to $3.30 in pre-market trading. Arotech reported FY earnings of $0.15 per share on revenue of $103.5 million. DSW Inc.DSW shares gained 6.57% to $39.27 in the pre-market trading session after the company reported stronger-than-expected results for the fourth quarter. Anthera Pharmaceuticals, Inc. ANTH shares rose 6.48% to $4.27 in pre-market trading after dropping 26.82% on Monday. American Airlines Group Inc. AAL shares climbed 4.62% to $52.54 in pre-market trading. Standard & Poor's reported that American Air will replace Allergan AGN in S&P 500 after the closing bell on March 20.