Underfolio

Every trading day › 1988

The stock market on September 26, 1988

September 26, 1988, a Monday. The S&P 500 fell 0.33% to close at 268.88. Of 6,152 US stocks that traded, 1,430 rose and 2,234 fell.

The S&P 500-0.33%closed at 268.88
How big a move#15,947of 24,799 trading days since 1928
$100 in the index since$2,865price only, to September 24, 2026
Stocks that rose1,430of 6,152; 2,234 fell
Biggest companyInternational Business Machines Corporationby market value that day
Last day of trading for1stock

Biggest rises among the 500 largest companies

Flagstar Corp+5.3%
Tri Star Pictures Inc (TRSP)+3.3%
RiteAid (RAD)+3.2%

Biggest falls among the 500 largest companies

Oracle (ORCL)-5.0%
E.W. Scripps (SSP)-4.9%
Sun Microsystems (SUNW)-4.0%

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

‹ September 23, 1988 · Every September 26 · September 27, 1988 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.