S&P 500 Seasonality vs Advance/Decline Line

S&P 500 Seasonality

Historical monthly return patterns

0.80%

+700.00%

Average

Advance/Decline Line

NYSE advancing vs declining stocks

3,000

-57.14%

Normal

Indicator Comparison

	S&P 500 Seasonality	Advance/Decline Line
Current	0.80%	3,000
Change	+700.00%	-57.14%
Status	Average	Normal
Data Source	Yahoo Finance ^GSPC	Yahoo Finance / WSJ
Update Frequency	Monthly	Daily
Last Updated	October 13, 2026	October 13, 2026