Underfolio

Every trading day › 1981

The stock market on January 21, 1981

January 21, 1981, a Wednesday. The S&P 500 fell 0.22% to close at 131.36. Of 4,703 US stocks that traded, 1,050 rose and 1,971 fell.

The S&P 500-0.22%closed at 131.36
How big a move#18,500of 24,799 trading days since 1928
$100 in the index since$5,865price only, to September 24, 2026
Stocks that rose1,050of 4,703; 1,971 fell
Biggest companyAT&T Corporationby market value that day
Last day of trading for1stock

Biggest rises among the 500 largest companies

Newmont Mining (NEM)+7.2%
Cities Service Co+5.8%
Crum & Forster (CMF)+5.0%

Biggest falls among the 500 largest companies

Dover (DOV)-4.8%
Gillette (G)-4.3%
Big Three Industries-4.2%

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

‹ January 20, 1981 · Every January 21 · January 22, 1981 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.