trade timing signals - using Advance-Decline line tools

[rimshot]

for SPY - today August 6, 2018 represents another
new record daily close high of all time and the first
daily close that resides above the late January 2018
intraday price high

( using dividend-adjusted price history available
as the default at Stockcharts.com which nearly all
broker charting platforms do NOT provide )

here is how the SPY price action looks on the weekly chart -

https://stockcharts.com/h-sc/ui?s=SPY&p=W&yr=0&mn=10&dy=0&id=p23648875227&a=594610379