Boom: S&amp;P 500 rises to start new quarter, tech leads #NASDAQ to record close. Amazon, Netflix, Microsoft among gainers. https://t.co/QQe4TPdN2Q @CNBC @thehill #StockMarket #business #July1st $INX $QQQ $AMZN $NFLX $MSFT https://t.co/ozVWdDZfgE