Nasdaq Omx Group

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  NYSE Temporarily Suspends Trading Due to Technical Glitch

  Trading in all securities was halted on the New York Stock Exchange (NYSE) on Wednesday due to technical difficulties, although NYSE-listed issues continued to trade on other exchanges, such as those run by Nasdaq OMX Group and BATS Global Markets.

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  Nasdaq Sets Aside $31 Mn for Facebook IPO Claims

  Nasdaq OMX Group said on Thursday that it set aside $31 million for ongoing litigation arising from the bungled $16-billion initial public offering (IPO) of Facebook Inc on its US stock exchange in May 2012.

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  UBS Cannot Arbitrate vs Nasdaq Over Facebook IPO: US Court

  The 2nd US Circuit Court of Appeals in New York on Friday said UBS' agreement with Nasdaq to help make a market for Facebook shares did not entitle the Swiss bank to arbitration, in its effort to recoup more than $350 million of losses.

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  Adena Friedman Could Become Nasdaq CEO Next Year: Report

  Nasdaq OMX Group Inc lured back former chief financial officer Adena Friedman as co-president with the understanding that she will succeed chief executive Bob Greifeld, possibly as soon as next year, sources familiar with the matter said.

• US exchanges, brokerages hit with high-speed trading class action

  Dozens of the largest US stock exchanges, brokerages and high-frequency trading firms were hit with a class action lawsuit by the capital of the state of Rhode Island, accusing them of manipulating the US securities markets.

• Facebook IPO: Nasdaq to compensate firms on December 31

  Nasdaq OMX Group Inc will compensate firms on December 31 for qualifying claims related to Facebook Inc's botched May 2012 initial public offering (IPO), the exchange operator said in a note to traders on Friday.

• Facebook, Zuckerberg, banks must face lawsuit over IPO, says judge

  Facebook Inc, its chief executive Mark Zuckerberg and dozens of banks must face a lawsuit accusing the social media company of misleading investors about its financial condition before its $16 billion initial public offering last year, a federal judge has said.

• Nasdaq fails to win dismissal of Facebook IPO lawsuit

  Nasdaq had argued that its status as a self-regulatory organization (SRO) gave it immunity from claims it broke securities laws and was negligent in how it executed orders to buy and sell shares of the social media company on May 18, 2012, the first day of trading.

• Nasdaq plans 'dark pool' for US Treasuries

  Nasdaq, which runs the no. 2 US equities exchange, closed its $750 million acquisition of eSpeed, an electronic Treasuries-trading platform formerly run by BGC Partners Inc, in July.

• Nasdaq's no. 2 executive leaving to head brokerage

  Eric Noll will replace Joseph Velli, current CEO of ConvergEx, which is owned by Chicago-based private equity firm GTCR and Bank of New York Mellon, by the end of the year, ConvergEx said.

• Twitter gives NYSE momentum in IPO battle against Nasdaq

  Twitter Inc's successful debut on the New York Stock Exchange (NYSE) could help the Big Board win a title it has never held before: the No.1 US listing venue for technology companies.

• Nasdaq's ongoing problems highlighted by latest options glitch

  Nasdaq OMX Group Inc closed its second-largest options market for much of Friday after a spike in volume hampered the exchange's ability to accept orders and distribute quotes, the latest glitch to hit US market operators.

• Aiming to avoid Facebook chaos, NYSE runs Twitter IPO test

  The Big Board, run by NYSE Euronext, regularly does systems testing on the weekends, but this was the first time it had run a simulated IPO, and it did so at the request of its member firms - many of whom took part in Facebook's 2012 IPO on Nasdaq OMX Group's main exchange.

• Nasdaq says software bug, Arca problems led to trading outage

  Nasdaq OMX Group said on Thursday that its massive trading halt last week was due to an internal software bug and other technology issues triggered by problems at NYSE Euronext's Arca exchange that led to the failure of a key backup system.

• Paralysed Nasdaq opted for caution over speed in restoring trade

  Thirty minutes into the crippling outage that hobbled the Nasdaq stock market on Thursday afternoon, stopping all trading in $5.9 trillion worth of US equities, exchange officials had the problem fixed.