File image of the Nasdaq Composite stock market index seen inside their studios at Times Square in New York
File image of the Nasdaq Composite stock market index seen inside their studios at Times Square in New York REUTERS

The top pre-market NASDAQ stock market gainers are: Blue Coat Systems, Silver Standard Resources, Golar LNG, Logitech and Perrigo. The top pre-market NASDAQ losers are: Sears Holdings, Lattice Semiconductor, Intel, ProShares UltraPro and First Niagara Financial.

Gainers

Blue Coat Systems, Inc. (NASDAQ:BCSI) shares soared 45.54 percent, or $7.96, to $25.44 after it agreed to be acquired by an investor group led by Thoma Bravo LLC, for about $1.3 billion. Shareholders to get $25.81 in cash a share, representing a premium of 48 percent over Dec.8 closing price.

Shares of Silver Standard Resources, Inc. (NASDAQ:SSRI) were up 4.46 percent, or 64 cents, to $15.

Golar LNG Limited (NASDAQ:GLNG) shares rose 3.30 percent, or $1.39 percent, to $43.51.

Logitech International S.A. (NASDAQ:LOGI) gained 2.83 percent, or 23 cents, to $8.36.

Perrigo Co. (NASDAQ:PRGO) shares advanced 2.68 percent, or $2.61, to $100 after S&P said Perrigo would replace Monster Worldwide Inc. (NYSE: MWW) in the S&P 500 index.

Losers

Shares of Sears Holdings Corp. (NASDAQ:SHLD) fell 3.94 percent, or $2.30, to $56.04.

Lattice Semiconductor Corp. (NASDAQ:LSCC) declined 3.49 percent, or 23 cents, to $6.36 after it agreed to buy SiliconBlueTechnologies for about $62 million in cash.

Intel Corp. (NASDAQ:INTC) shares dropped 1.38 percent, or 34 cents, to $24.37.

Shares of ProShares UltraPro Short QQQ (NASDAQ:SQQQ) fell 1.36 percent, or 27 cents, to $19.60.

Shares of First Niagara Financial Group, Inc. (NASDAQ:FNFG) declined 1.03 percent, or 9 cents, to $8.66. The company said Thursday it has priced an underwritten public offering of $300 million aggregate principal amount of its 7.25 percent subordinated notes due 2021, at a price to the public of 100.00 percent of their principal amount plus accrued interest from Dec. 13, 2011.