Underfolio

Every trading day › 1989

The stock market on October 30, 1989

October 30, 1989, a Monday. The S&P 500 rose 0.00% to close at 335.07. Of 5,885 US stocks that traded, 1,546 rose and 2,096 fell.

The S&P 500+0.00%closed at 335.07
How big a move#24,443of 24,799 trading days since 1928
$100 in the index since$2,299price only, to September 24, 2026
Stocks that rose1,546of 5,885; 2,096 fell
Biggest companyInternational Business Machines Corporationby market value that day
Last day of trading for1stock

Biggest rises among the 500 largest companies

Great Northern Nekoosa (GNN)+6.9%
Unum Group (UNM)+4.9%
Cinergy (CIN)+4.0%

Biggest falls among the 500 largest companies

Unisys (UIS)-6.2%
Oracle (ORCL)-5.4%
Anixter International (AXE)-4.9%

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

‹ October 27, 1989 · Every October 30 · October 31, 1989 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.