Benzinga's Top #PreMarket Losers

Tarena International Inc(ADR) TEDU fell 12.73 percent to $10.63 in pre-market trading. Tarena reported Q3 earnings of $0.05 per share on revenue of $41.3 million. Canadian Solar Inc. CSIQ shares declined 11.30 percent to $21.90 in pre-market trading. Canadian Solar reported better-than-expected Q2 results and issued a weak forecast. MediciNova, Inc. MNOV shares fell 4.83 percent to $3.35 in pre-market trading after the company priced offering of 5,000,000 shares at $3.50 per share. Staples, Inc. SPLS shares tumbled 2.47 percent to $13.80 in pre-market trading. Staples reported in-line earnings for the second quarter on Wednesday. Esperion Therapeutics Inc ESPR shares dropped 1.82 percent to $63.00 in pre-market. Needham downgraded Esperion Therapeutics from Strong Buy to Buy.