Underfolio

Every trading day › 1982

The stock market on September 23, 1982

September 23, 1982, a Thursday. The S&P 500 fell 0.15% to close at 123.81. Of 4,995 US stocks that traded, 1,161 rose and 1,718 fell.

The S&P 500-0.15%closed at 123.81
How big a move#20,584of 24,799 trading days since 1928
$100 in the index since$6,223price only, to September 24, 2026
Stocks that rose1,161of 4,995; 1,718 fell
Biggest companyAT&T Corporationby market value that day
Last day of trading for1stock

Biggest rises among the 500 largest companies

Santa Fe Pacific Corp (SFX)+7.1%
M/a-com (MAI)+6.3%
Dome Mines (DM)+6.1%

Biggest falls among the 500 largest companies

Heinz (HNZ)-5.8%
Cordant Technologies Inc (CDD)-5.0%
Dana (DAN)-5.0%

Stock moves count dividends; the index is price only. Market values after 2024 are estimates.

‹ September 22, 1982 · Every September 23 · September 24, 1982 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.