Underfolio

Every trading day › 1990

The stock market on March 30, 1990

March 30, 1990, a Friday. The S&P 500 fell 0.25% to close at 339.94. Of 5,851 US stocks that traded, 1,782 rose and 1,731 fell.

The S&P 500-0.25%closed at 339.94
How big a move#17,743of 24,799 trading days since 1928
$100 in the index since$2,266price only, to September 24, 2026
Stocks that rose1,782of 5,851; 1,731 fell
Biggest companyInternational Business Machines Corporationby market value that day
Last day of trading for2stocks

Biggest rises among the 500 largest companies

Laboratory Corp. of America (LH)+10.9%
Santa Fe Snyder Corp (SFS)+5.3%
Noram Energy Corp+4.4%

Biggest falls among the 500 largest companies

Brunswick (BC)-3.9%
Amax Inc. (AMX)-3.9%
Hillenbrand Ind (HB)-3.7%

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

‹ March 29, 1990 · Every March 30 · April 2, 1990 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.