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 Wednesday, July 15, 2020 --

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

Issues traded 3,064 3,052 3,066
Advances 2,536 1,949 1,746
Declines 466 1,040 1,222
Unchanged 62 63 98
New highs 99 27 79
New lows 4 12 11
Adv. volume* 823,083,159 683,319,721 613,576,888
Decl. volume* 121,110,564 218,043,972 388,882,219
Total volume* 950,756,231 908,494,921 1,016,932,719
Closing Arms (TRIN)† 0.78 0.69 0.93
Block trades* 5,468 5,425 6,063
Adv. volume 4,084,254,992 3,266,299,114 2,956,547,343
Decl. volume 587,528,622 1,202,097,100 1,925,040,867
Total volume 4,703,016,412 4,511,947,590 4,959,194,680