Underfolio

Every trading day › 1991

The stock market on May 6, 1991

May 6, 1991, a Monday. The S&P 500 fell 0.19% to close at 380.08. Of 5,688 US stocks that traded, 1,551 rose and 1,974 fell.

The S&P 500-0.19%closed at 380.08
How big a move#19,343of 24,799 trading days since 1928
$100 in the index since$2,027price only, to September 24, 2026
Stocks that rose1,551of 5,688; 1,974 fell
Biggest companyExxon Mobilby market value that day
Last day of trading for1stock

Biggest rises among the 500 largest companies

Laboratory Corp. of America (LH)+10.4%
Autodesk, Inc. (ADSK)+5.6%
UnitedHealth Group (UNH)+5.4%

Biggest falls among the 500 largest companies

U S Healthcare Inc (USHC)-7.2%
Safeway (SWY)-6.3%
Blockbuster Entertainment Corp. (BV)-5.9%

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

‹ May 3, 1991 · Every May 6 · May 7, 1991 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.