Twitter CEO Dick Costolo poses outside the New York Stock Exchange before Twitter stock goes on sale in New York in this picture provided by NYSE November 7, 2013. Twitter Inc stock soared 92 percent ... more 
Twitter CEO Dick Costolo poses outside the New York Stock Exchange before Twitter stock goes on sale in New York in this picture provided by NYSE November 7, 2013. Twitter Inc stock soared 92 percent in their first day of trading on Thursday on the New York Stock Exchange as investors snapped up shares in the microblogging site, pushing its market value to a heady $25 billion. REUTERS/NYSE/Handout via Reuters (UNITED STATES - Tags: BUSINESS SCIENCE TECHNOLOGY) ATTENTION EDITORS - THIS IMAGE WAS PROVIDED BY A THIRD PARTY. FOR EDITORIAL USE ONLY. NOT FOR SALE FOR MARKETING OR ADVERTISING CAMPAIGNS. NO SALES. NO ARCHIVES. THIS PICTURE IS DISTRIBUTED EXACTLY AS RECEIVED BY REUTERS, AS A SERVICE TO CLIENTS less 
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Reuters | Photo By HANDOUT / REUTERS
Thu, Nov 7, 2013 11:59 AM EST