647.96 = $SPSUPX prior potential double-top level which bulls must surpass in the coming days/weeks https://stockcharts.com/h-sc/ui?s=%24SPSUPX&p=D&yr=1&mn=2&dy=0&id=p99312607595&a=605009006 https://stockcharts.com/h-sc/ui?s=%24SUPADP&p=D&yr=1&mn=6&dy=0&id=p14692223151&a=604750537