Underfolio

Every trading day › 1983

The stock market on January 31, 1983

January 31, 1983, a Monday. The S&P 500 rose 0.55% to close at 145.30. Of 5,016 US stocks that traded, 1,783 rose and 1,307 fell.

The S&P 500+0.55%closed at 145.30
How big a move#11,655of 24,799 trading days since 1928
$100 in the index since$5,302price only, to September 24, 2026
Stocks that rose1,783of 5,016; 1,307 fell
Biggest companyAT&T Corporationby market value that day
Last day of trading for2stocks

Biggest rises among the 500 largest companies

Campbell Red Lake Mines (CRK)+8.9%
Sensormatic Electronics (SRM)+8.3%
JCPenney (JCP)+7.8%

Biggest falls among the 500 largest companies

Unisys (UIS)-6.8%
Parker-Hannifin (PH)-4.0%
BP p.l.c. (BP)-3.8%

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

‹ January 28, 1983 · Every January 31 · February 1, 1983 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.