Underfolio

Every trading day › 1990

The stock market on April 12, 1990

April 12, 1990, a Thursday. The S&P 500 rose 0.71% to close at 344.34. Of 5,843 US stocks that traded, 2,003 rose and 1,468 fell.

The S&P 500+0.71%closed at 344.34
How big a move#9,160of 24,799 trading days since 1928
$100 in the index since$2,237price only, to September 24, 2026
Stocks that rose2,003of 5,843; 1,468 fell
Biggest companyInternational Business Machines Corporationby market value that day
Last day of trading for2stocks

Biggest rises among the 500 largest companies

Delhaize America Inc+8.3%
Covanta Energy Corp (CVGYQ)+6.5%

Biggest falls among the 500 largest companies

Household International (HI)-5.6%
Allegheny Technologies (ATI)-4.6%
EOG Resources, Inc. (EOG)-4.0%

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

‹ April 11, 1990 · Every April 12 · April 16, 1990 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.