Underfolio

Every trading day › 1981

The stock market on September 24, 1981

September 24, 1981, a Thursday. The S&P 500 fell 0.55% to close at 115.01. Of 4,996 US stocks that traded, 1,380 rose and 1,599 fell.

The S&P 500-0.55%closed at 115.01
How big a move#11,532of 24,799 trading days since 1928
$100 in the index since$6,699price only, to September 24, 2026
Stocks that rose1,380of 4,996; 1,599 fell
Biggest companyAT&T Corporationby market value that day

Biggest rises among the 500 largest companies

Delhi Intl Oil Corp (DLH)+18.3%
Energy Reserves Group (ERGS)+10.0%

Biggest falls among the 500 largest companies

Williams (WMB)-8.6%
Asarco Inc (AR)-6.9%
Coastal-6.9%

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

‹ September 23, 1981 · Every September 24 · September 25, 1981 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.