U.S. Stock Market Index PerformanceNASDAQ Composite compared to S&P 5002-Jan-20172-Feb-20172-Mar-20172-Apr-20172-May-20172-Jun-20172-Jul-20172-Aug-20172-Sep-20172-Oct-20172-Nov-20172-Dec-2017S&P 500NASDAQDaily Closing Price15002000250030003500400045005000