Underfolio

Every trading day › 1983

The stock market on October 31, 1983

October 31, 1983, a Monday. The S&P 500 rose 0.11% to close at 163.55. Of 5,456 US stocks that traded, 1,407 rose and 1,958 fell.

The S&P 500+0.11%closed at 163.55
How big a move#21,560of 24,799 trading days since 1928
$100 in the index since$4,711price only, to September 24, 2026
Stocks that rose1,407of 5,456; 1,958 fell
Biggest companyInternational Business Machines Corporationby market value that day
Last day of trading for1stock

Biggest rises among the 500 largest companies

Texas Instruments (TXN)+22.4%
Apple (AAPL)+8.4%
Monsanto (MTC)+5.7%

Biggest falls among the 500 largest companies

Gould Inc (GLD)-8.0%
Psi Resources Inc-6.6%
Dome Mines (DM)-6.2%

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

‹ October 28, 1983 · Every October 31 · November 1, 1983 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.