trade timing signals - using Advance-Decline line tools

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Link to WSJ end of day Market Diary -

https://www.wsj.com/market-data/stocks/marketsdiary

16-months of daily $NYADV in histogram format -

http://stockcharts.com/c-sc/sc?s=%24NYADV&p=D&yr=1&mn=4&dy=0&i=p09228435053&a=760612625&r=1590534237667

WSJ update for Wednesday August 5, 2020 --

NYSE --- Latest Close --- Previous Close --- Week Ago

Issues traded 3,060 3,065 3,067
Advances 2,057 1,905 2,411
Declines 918 1,083 592
Unchanged 85 77 64
New highs 150 101 123
New lows 4 10 13
Adv. volume* 630,742,579 593,299,449 652,254,310
Decl. volume* 246,312,501 266,043,286 202,876,119
Total volume* 890,512,755 863,253,164 859,508,268
Closing Arms (TRIN)† 0.80 0.79 1.34
Block trades* 5,715 5,447 5,174
Adv. volume 3,309,513,418 3,061,392,607 3,354,266,558
Decl. volume 1,188,700,280 1,367,527,794 1,100,571,786
Total volume 4,565,525,924 4,452,530,741 4,474,181,814