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 -

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

WSJ update for Tuesday, June 9, 2020 --

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

Issues traded 3,030 3,035 3,029
Advances 618 2,440 2,175
Declines 2,350 545 767
Unchanged 62 50 87
New highs 36 57 56
New lows 3 4 4
Adv. volume* 123,646,637 1,298,049,107 794,157,763
Decl. volume* 1,022,786,409 125,300,782 203,348,476
Total volume* 1,152,434,946 1,428,021,614 1,003,757,483
Closing Arms (TRIN)† 2.03 0.33 0.70
Block trades* 6,955 9,104 6,371
Adv. volume 730,541,041 7,860,152,044 4,196,427,306
Decl. volume 5,649,760,557 586,604,103 1,029,144,047
Total volume 6,405,085,344 8,466,077,391 5,259,191,378