Did you know that #Microsoft &amp; #Apple make up over 10% of the market cap of the ENTIRE S&amp;P500 Index?  Add #alphabet /#Google and #Facebook- the top 5 comprise over 20%.  Powerful market influencers.  $MSFT $AAPL $GOOG $GOOGL $FB Today.  FYI.  All are within .5% of opening price. https://t.co/UGJAn0fcIL