Underfolio

Every trading day › 1986

The stock market on April 24, 1986

April 24, 1986, a Thursday. The S&P 500 rose 0.11% to close at 242.02. Of 5,755 US stocks that traded, 2,052 rose and 1,674 fell.

The S&P 500+0.11%closed at 242.02
How big a move#21,510of 24,799 trading days since 1928
$100 in the index since$3,183price only, to September 24, 2026
Stocks that rose2,052of 5,755; 1,674 fell
Biggest companyInternational Business Machines Corporationby market value that day

Biggest rises among the 500 largest companies

Tandem Computers Inc (TDM.)+9.1%
Computervision Corp (CVN)+6.7%
Warner Communications (WCI)+6.6%

Biggest falls among the 500 largest companies

Fannie Mae (FNMA)-4.0%
Eversource Energy (NU)-4.0%
Transamerica (TA)-3.9%

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

‹ April 23, 1986 · Every April 24 · April 25, 1986 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.