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, July 14, 2020 --

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

Issues traded 3,052 3,065 3,052
Advances 1,949 1,093 710
Declines 1,040 1,899 2,281
Unchanged 63 73 61
New highs 27 119 55
New lows 12 6 5
Adv. volume* 683,319,721 348,996,243 265,877,216
Decl. volume* 218,043,972 650,942,506 690,824,768
Total volume* 908,494,921 1,007,927,668 961,149,996
Closing Arms (TRIN)† 0.69 1.22 0.66
Block trades* 5,425 5,899 6,215
Adv. volume 3,266,299,114 1,562,745,912 1,463,870,893
Decl. volume 1,202,097,100 3,324,828,861 3,115,623,190
Total volume 4,511,947,590 4,922,830,269 4,599,673,369