Underfolio

Every trading day › 1989

The stock market on September 25, 1989

September 25, 1989, a Monday. The S&P 500 fell 0.81% to close at 344.23. Of 5,892 US stocks that traded, 1,260 rose and 2,380 fell.

The S&P 500-0.81%closed at 344.23
How big a move#7,875of 24,799 trading days since 1928
$100 in the index since$2,238price only, to September 24, 2026
Stocks that rose1,260of 5,892; 2,380 fell
Biggest companyInternational Business Machines Corporationby market value that day
Last day of trading for1stock

Biggest rises among the 500 largest companies

Tri Star Pictures Inc (TRSP)+24.9%
Newmont Gold Co (NGC)+3.8%
Lin Broadcasting (LINB)+3.6%

Biggest falls among the 500 largest companies

Delhaize America Inc-7.4%
Supervalu (SVU)-5.2%

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

‹ September 22, 1989 · Every September 25 · September 26, 1989 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.