NYSE EURONEXT

Claims by four of Wall Street's main market makers against Nasdaq over Facebook's botched IPO are likely to exceed $100 million, as they and other traders continue to deal with thousands of problems with customer orders.

Stock index futures pointed to a lower opening on Wall Street on Wednesday, with futures for the S&P 500 and Dow Jones down around 0.1 percent, while the Nasdaq 100 fell 0.4 percent at 4:10 a.m. EDT.

U.S. stock index futures pointed to a steady open on Wall Street on Monday, with futures for the Nasdaq 100, the S&P 500 and the Dow Jones staying flat.

Deutsche Börse AG, the operator of the Frankfurt stock exchange, announced Tuesday that it will appeal the decision by European antitrust regulators to block its planned merger with NYSE Euronext, the New York Times said.

Goldman Sachs Group has suspended coverage of 18 discount brokers, exchanges and small investment banks because the analyst who follows them has left the firm.

Exchange operator Nasdaq OMX is trying to gain support for a legislative proposal that would give it a competitive edge over both rival exchanges and banks that operate anonymous trading venues known as "dark pools."

The top aftermarket NYSE gainers Friday were: National Bank of Greece, LinkedIn Corp, Dolby Laboratories, Alliance One International and Vmware. The top aftermarket losers were: Cobalt International Energy, Global Cash Access Holdings, Talisman Energy, C.R. Bard and NYSE Euronext.

NYSE Euronext signaled it would shift focus to faster-growing areas like supplying computer systems and information from trading, as the U.S. exchange looks to an independent future following the collapse of a takeover by Deutsche Boerse.

Futures on major U.S. indices point to a lower opening Friday after eurozone finance ministers asked Athens for more cuts to release the second bailout package.

D.Boerse CEO eyes new allies as NYSE deal crumbles Deutsche Boerse does not believe it can survive in the long term without a new partner despite the collapse of its proposed $7.4 billion merger with NYSE Euronext , its chief executive told a German newspaper.

Europe will again be at the center of investors' focus this week as the U.S. earnings season passes the halfway mark and there is little on the economic calendar to give the market direction.

Europe will again be at the center of investors' focus next week as the U.S. earnings season passes the halfway mark and there is little on the economic calendar to give the market direction.

Nasdaq OMX Group Inc.'s core profit topped analysts' expectations for the fourth quarter, boosted by a rise in revenue from market data and technology, which helped offset a soft trading environment.

European Union regulators have blocked the merger of exchange operators Deutsche Boerse and NYSE Euronext to avoid giving them a stranglehold on the European futures market.

European Union regulators have preliminarily rejected the proposed $17 billion tie-up of NYSE Euronext (NYX) and Deutsche Boerse (DBOEF), the Wall Street Journal reported, citing a senior European Union official.

Deutsche Boerse and NYSE Euronext have extended the deadline for completion of their planned merger to March 31 next year as they seek to convince European regulators to back the $9 billion deal.

The Justice Department on Thursday gave the green light for the merger of NYSE Euronext and Deutsche Börse AG, which will create the world's largest stock exchange operator. The deal is still subject to the review of European antitrust authorities who have resisted approval.

The AT&T/T-Mobile is the third high-profile merger the U.S. Department of Justice has successfully defeated in 2011.

Based on a preliminary vote count, 99 percent of shareholders of the Franklin, N.J.-based pharmacy benefit manager approved the merger.

Stock index futures pointed to a higher open for equities on Wall Street on Friday, with futures for the S&P 500, for the Dow Jones and for the Nasdaq 100 rising 0.3 to 0.6 percent.

Futures pointed to a slight rebound on Wall Street on Tuesday, with futures for the S&P 500 up 0.46 percent, Dow Jones futures up 0.41 percent and Nasdaq 100 futures up 0.34 percent at 5:28 a.m. ET.