Underfolio

Every trading day › 1989

The stock market on July 31, 1989

July 31, 1989, a Monday. The S&P 500 rose 1.15% to close at 346.08. Of 5,950 US stocks that traded, 2,067 rose and 1,557 fell.

The S&P 500+1.15%closed at 346.08
How big a move#4,865of 24,799 trading days since 1928
$100 in the index since$2,226price only, to September 24, 2026
Stocks that rose2,067of 5,950; 1,557 fell
Biggest companyInternational Business Machines Corporationby market value that day
Last day of trading for7stocks

Biggest rises among the 500 largest companies

Mead (MEA)+9.9%
Himont Inc (HMT)+8.2%
Coca-Cola (KO)+7.1%

Biggest falls among the 500 largest companies

Homestake Mining (HM)-3.8%
Liz Claiborne (LIZ)-2.8%
Marathon Oil (MRO)-2.8%

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

‹ July 28, 1989 · Every July 31 · August 1, 1989 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.