Underfolio

Every trading day › 1990

The stock market on April 9, 1990

April 9, 1990, a Monday. The S&P 500 rose 0.38% to close at 341.37. Of 5,847 US stocks that traded, 1,559 rose and 1,979 fell.

The S&P 500+0.38%closed at 341.37
How big a move#14,791of 24,799 trading days since 1928
$100 in the index since$2,257price only, to September 24, 2026
Stocks that rose1,559of 5,847; 1,979 fell
Biggest companyInternational Business Machines Corporationby market value that day
Last day of trading for8stocks

Biggest rises among the 500 largest companies

Telecom USA Inc (TTT)+74.3%
Masonite (MNC)+5.5%
RiteAid (RAD)+4.7%

Biggest falls among the 500 largest companies

Navistar International (NAV)-5.7%
Caliber System (CBB)-3.8%
Price Co (PCLB)-3.4%

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

‹ April 6, 1990 · Every April 9 · April 10, 1990 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.