Underfolio

Every trading day › 1991

The stock market on December 12, 1991

December 12, 1991, a Thursday. The S&P 500 rose 1.02% to close at 381.55. Of 5,787 US stocks that traded, 2,205 rose and 1,498 fell.

The S&P 500+1.02%closed at 381.55
How big a move#5,868of 24,799 trading days since 1928
$100 in the index since$2,019price only, to September 24, 2026
Stocks that rose2,205of 5,787; 1,498 fell
Biggest companyExxon Mobilby market value that day
Last day of trading for5stocks

Biggest rises among the 500 largest companies

BankAmerica Corp.+8.1%
Security Pacific Corp+7.9%
First Interstate Bancorp (I)+7.8%

Biggest falls among the 500 largest companies

Noram Energy Corp-7.8%
Newmont Gold Co (NGC)-5.0%
Bmc Software (BMCS)-5.0%

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

‹ December 11, 1991 · Every December 12 · December 13, 1991 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.