Financial information First Quarter 2015 Financial Results Twitter First Quarter Earnings Conference Call Annual Reports Title View 2014 Annual Report URL PDF 3.9 MB Proxy Statements Title View 2014 Proxy Statement URL PDF Form 10-K Date Filed View Mar 2, 2015 HTML PDF XLS XBRL Mar 6, 2014 HTML PDF XLS Form 10-Q Date Filed View Nov 6, 2014 HTML PDF XLS XBRL Aug 11, 2014 HTML PDF XLS XBRL = add PDF file to briefcase