Underfolio

Every trading day › 1989

The stock market on September 26, 1989

September 26, 1989, a Tuesday. The S&P 500 rose 0.03% to close at 344.33. Of 5,893 US stocks that traded, 1,893 rose and 1,631 fell.

The S&P 500+0.03%closed at 344.33
How big a move#23,884of 24,799 trading days since 1928
$100 in the index since$2,237price only, to September 24, 2026
Stocks that rose1,893of 5,893; 1,631 fell
Biggest companyInternational Business Machines Corporationby market value that day
Last day of trading for2stocks

Biggest rises among the 500 largest companies

Turner Broadcasting (TBS.B)+4.4%
Toys R Us (TOY)+4.3%
Cellular Commun Inc -cl A (COMMA)+4.3%

Biggest falls among the 500 largest companies

Homestake Mining (HM)-5.3%
Delhaize America Inc-4.5%
Crown Holdings (CCK)-3.6%

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

‹ September 25, 1989 · Every September 26 · September 27, 1989 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.