Underfolio

Every trading day › 1991

The stock market on September 25, 1991

September 25, 1991, a Wednesday. The S&P 500 fell 0.21% to close at 386.88. Of 5,737 US stocks that traded, 1,750 rose and 1,821 fell.

The S&P 500-0.21%closed at 386.88
How big a move#18,649of 24,799 trading days since 1928
$100 in the index since$1,991price only, to September 24, 2026
Stocks that rose1,750of 5,737; 1,821 fell
Biggest companyExxon Mobilby market value that day
Last day of trading for1stock

Biggest rises among the 500 largest companies

Oracle (ORCL)+18.5%
General Dynamics (GD)+8.5%
Caliber System (CBB)+7.7%

Biggest falls among the 500 largest companies

Transitional Hospitals Cp (THY)-4.5%
U S Healthcare Inc (USHC)-4.5%
FleetBoston Financial (FBF)-3.7%

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

‹ September 24, 1991 · Every September 25 · September 26, 1991 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.