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Nasdaq cancels some trades
Stock exchange operator Nasdaq OMX is cancelling a series of premarket trades that resulted in wild price swings in a number of stocks yesterday, including Citigroup and Hewlett-Packard, the exchange said. Nasdaq said in a statement it is cancelling trades in nine stocks in which trades occurred at prices that marked a swing of 10 per cent or more from Wednesday’s closing prices. AT&T was also affected.