WASHINGTON, April 5- A proposal by U.S. securities regulators to require exchanges to improve protection against technology glitches and natural disasters is too narrow and should include more market players, a top New York Stock Exchange official said Friday.
April 4- Rivals NYSE Euronext and Nasdaq OMX Group Inc both claim that to have listed the most global initial public offerings during the first quarter of 2013, while Thomson Reuters' data shows the two exchange operators as being tied.