Underfolio

Every trading day › 1991

The stock market on November 21, 1991

November 21, 1991, a Thursday. The S&P 500 rose 0.40% to close at 380.06. Of 5,779 US stocks that traded, 2,052 rose and 1,668 fell.

The S&P 500+0.40%closed at 380.06
How big a move#14,270of 24,799 trading days since 1928
$100 in the index since$2,027price only, to September 24, 2026
Stocks that rose2,052of 5,779; 1,668 fell
Biggest companyExxon Mobilby market value that day

Biggest rises among the 500 largest companies

U S Bioscience Inc (UBS)+10.6%
Forest Laboratories (FRX)+8.3%
Surgical Care Affiliates-Old (SCA)+6.8%

Biggest falls among the 500 largest companies

Coastal-8.0%
Noram Energy Corp-6.7%
First Interstate Bancorp (I)-6.5%

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

‹ November 20, 1991 · Every November 21 · November 22, 1991 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.