Underfolio

Every trading day › 1986

The stock market on February 24, 1986

February 24, 1986, a Monday. The S&P 500 fell 0.12% to close at 224.34. Of 5,724 US stocks that traded, 1,793 rose and 1,982 fell.

The S&P 500-0.12%closed at 224.34
How big a move#21,141of 24,799 trading days since 1928
$100 in the index since$3,434price only, to September 24, 2026
Stocks that rose1,793of 5,724; 1,982 fell
Biggest companyInternational Business Machines Corporationby market value that day
Last day of trading for1stock

Biggest rises among the 500 largest companies

ConocoPhillips (P)+6.2%
Berkshire Hathaway (BRK)+5.5%
Dome Mines (DM)+5.2%

Biggest falls among the 500 largest companies

Analog Devices, Inc. (ADI)-7.3%
Delta Air Lines (DAL)-5.2%
Computervision Corp (CVN)-5.0%

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

‹ February 21, 1986 · Every February 24 · February 25, 1986 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.