Underfolio

Every trading day › 1981

The stock market on December 21, 1981

December 21, 1981, a Monday. The S&P 500 fell 0.53% to close at 123.34. Of 5,063 US stocks that traded, 1,079 rose and 1,791 fell.

The S&P 500-0.53%closed at 123.34
How big a move#11,906of 24,799 trading days since 1928
$100 in the index since$6,246price only, to September 24, 2026
Stocks that rose1,079of 5,063; 1,791 fell
Biggest companyAT&T Corporationby market value that day
Last day of trading for2stocks

Biggest rises among the 500 largest companies

FedEx (FDX)+4.6%
Staley Continental Inc (STA)+4.0%
Archer Daniels Midland (ADM)+3.9%

Biggest falls among the 500 largest companies

Amax Inc. (AMX)-4.5%
Freeport-McMoran (FTX)-4.4%
Apple (AAPL)-4.4%

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

‹ December 18, 1981 · Every December 21 · December 22, 1981 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.