Underfolio

Every trading day › 1990

The stock market on October 23, 1990

October 23, 1990, a Tuesday. The S&P 500 fell 0.76% to close at 312.36. Of 5,783 US stocks that traded, 1,845 rose and 1,697 fell.

The S&P 500-0.76%closed at 312.36
How big a move#8,477of 24,799 trading days since 1928
$100 in the index since$2,466price only, to September 24, 2026
Stocks that rose1,845of 5,783; 1,697 fell
Biggest companyInternational Business Machines Corporationby market value that day
Last day of trading for1stock

Biggest rises among the 500 largest companies

V.F. Corporation (VFC)+9.3%
Chubb (CB)+6.3%
Time Warner (TWX)+6.3%

Biggest falls among the 500 largest companies

C & S Sovran Corp (CVN)-12.8%
Sun Microsystems (SUNW)-12.0%
Capital Cities/ABC (CCB)-7.4%

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

‹ October 22, 1990 · Every October 23 · October 24, 1990 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.