Fwiw, been messing with the $NYAD & $NUAD for trading SPY & QQQ... Couple of charts, kind of re-enforcing any other signals used... Hope the links work https://stockcharts.com/h-sc/ui?s=%24NAUD&p=D&yr=0&mn=6&dy=0&id=p81981094395&a=618987095&listNum=127 https://stockcharts.com/h-sc/ui?s=%24NYAD&p=D&yr=0&mn=6&dy=15&id=p29087754227&a=683191858&listNum=127