Gainers PowerSecure International, Inc. (NYSE: POWR) shares rose 87.44 percent to $18.50 in pre-market trading after the company agreed to be acquired by Southern Co (NYSE: SO) for $18.75 per share in cash. salesforce.com, inc. (NYSE: CRM) shares rose 10 percent to $68.75 in pre-market trading. salesforce.com reported in-line earnings for the latest quarter. The company posted upbeat quarterly revenue and lifted its full-year revenue guidance. Celldex Therapeutics, Inc. (NASDAQ: CLDX) shares rose 9.17 percent to $7.50 in pre-market trading on Q4 results. Celldex reported a Q4 loss of $0.33 per share on revenue of $1.79 million. MediciNova, Inc. (NASDAQ: MNOV) shares rose 6.90 percent to $6.20 in the pre-market trading session after gaining 9.43 percent on Wednesday. Windstream Holdings, Inc. (NASDAQ: WIN) shares rose 5.90 percent to $7.00 in the pre-market trading session after the company reported Q4 results. Windstream reported Q4 earnings of $1.41 per share on revenue of $1.427 billion.Losers Restoration Hardware Holdings Inc (NYSE: RH) shares fell 20.05 percent to $41.50 in pre-market trading after the company issued a weak forecast for the fourth quarter. Relypsa Inc (NASDAQ: RLYP) shares fell 10.61 percent to $15.00 in pre-market trading on Q4 results. The company posted a net loss of $1.40 per share, worse than the expected loss of $1.35 per share. NetEase Inc (ADR) (NASDAQ: NTES) shares fell 8.38 percent to $146.50 in pre-market trading. NetEase reported Q4 earnings of $2.52 per ADS on revenue of $1.22 billion. Momo Inc (ADR) (NASDAQ: MOMO) shares fell 4.96 percent to $11.49 in pre-market trading. Momo is expected to report Q4 results on March 15, 2016. Gogo Inc (NASDAQ: GOGO) shares fell 4.58 percent to $10.00 in pre-market trading. Gogo reported a Q4 loss of $0.43 per share on sales of $137.779 million.