NASDAQ OMX Group

The companies whose shares are gaining in pre-market trade on Friday are: SunPower, Netgear, Skyworks Solutions, MEMC Electronic Materials, Renesola, First Solar, Merck & Co, NYSE Euronext, Leggett & Platt, Suntech Power Holdings and Yingli Green Energy Holding

U.S. blue-chip stocks eked out a slim gain Monday but other market measures fell slightly as investors traded cautiously ahead of the first quarter corporate earnings season.

U.S. blue-chip stocks eked out a slim gain Monday but other market measures fell slightly as investors traded cautiously ahead of the first quarter corporate earnings season.The Dow Jones Industrial Average closed up 1.06 points, or 0.01%, at 12381.11. The Nasdaq Composite shed 8.91, or 0.32%, to 2771.51. The Standard & Poor's 500-stock index slipped 3.71, or 0.28%, to 1324.46. The mixed activity came as investors looked ahead to the first-quarter earnings season, which kicked off unoffic...

U.S. stocks ended mixed on Tuesday as weaker-than-expected ISM Services PMI report and hawkish Fed meeting minutes weighed on the sentiment.

U.S. stocks slightly declined in early trade on Tuesday as investors await the release of the minutes of the latest Federal Reserve Open Market Committee (FOMC) meeting.

The top pre-market NASDAQ Stock Market gainers are: Cubist Pharmaceuticals, Questcor Pharmaceuticals, Diamond Foods, Expedia, and ON Semiconductor. The top pre-market NASDAQ Stock Market losers are: SemiLEDs, Prospect Capital, Cree, A-Power Energy Generation Systems, Aixtron, and Apple.

U.S. stocks advanced in early trade on Monday as investors looked to extend a two-week winning streak in the major indexes.

U.S. stocks advanced in early trade on Friday following better-than-expected monthly non-farm payrolls and unemployment data.

The top pre-market NASDAQ Stock Market gainers are: Golar LNG, Star Scientific, Ebix, Sino Clean Energy, and AEterna Zentaris. The top pre-market NASDAQ Stock Market losers are: Omeros, Atrinsic, Logitech International, Ascent Solar Technologies, Xyratex, and Nasdaq OMX Group.

The companies whose shares are moving in pre-market trade on Friday are: NYSE Euronext, Bristol Myers Squibb, Huntington Bancshares, United Parcel Service, NASDAQ OMX Group, IntercontinentalExchange, Jds Uniphase and Visa.

Nasdaq OMX Group Inc could launch a rival bid for NYSE Euronext to avoid being left on the sidelines, a source said, as traditional exchanges race to merge to see off upstart electronic rivals.

The top pre-market NASDAQ stock market gainers are: Vertex Pharmaceuticals, MIND C.T.I., Oclaro, HSN, and DIRECTV. The top pre-market NASDAQ stock market losers are: Subaye, Garmin, Conexant Systems, Netflix, and OmniVision Technologies.

The top after-market NASDAQ stock market gainers are: Nordson, Oclaro, MIND C.T.I., Star Bulk Carriers, and CDC. The top after-market NASDAQ stock market losers are: Huron Consulting Group, Subaye, Chart Industries, Ixia, and Fuwei Films.

The top after-market NASDAQ stock market gainers are: Limelight Networks, Insight Enterprises, Mercer International, Perry Ellis International, and Corinthian Colleges. The top after-market NASDAQ stock market losers are: Anika Therapeutics, Carmike Cinemas, Ultra Clean Holdings, Nasdaq OMX Group, and First Business Financial Services.

Strengthening cybersecurity is the goal of legislation being introduced in Congress after reports of hack attacks on computer networks at Nasdaq OMX Group and at oil and gas companies.

Senior U.S. lawmakers demanded answers on Tuesday from regulators and financial exchange operators about computer hacking attacks.

Nasdaq did not publish quotes for its main indexes after the market opened on Friday due to a data outage, but individual stock quotes were unaffected.

The top after-market NASDAQ stock market gainers are: Coldwater Creek, Great Lakes Dredge & Dock, Novavax, Vical, Eagle Bulk Shipping, Internap Network Services, Cerus, Nasdaq OMX Group, Sterling Bancshares, and Texas Capital BancShares.