Underfolio

Every trading day › 1986

The stock market on February 4, 1986

February 4, 1986, a Tuesday. The S&P 500 fell 0.55% to close at 212.79. Of 5,704 US stocks that traded, 1,680 rose and 1,978 fell.

The S&P 500-0.55%closed at 212.79
How big a move#11,651of 24,799 trading days since 1928
$100 in the index since$3,621price only, to September 24, 2026
Stocks that rose1,680of 5,704; 1,978 fell
Biggest companyInternational Business Machines Corporationby market value that day
Last day of trading for2stocks

Biggest rises among the 500 largest companies

National Semiconductor (NSM)+5.9%
Kemper Corp (KEM)+5.4%
Bank One Corp. (ONE)+5.3%

Biggest falls among the 500 largest companies

Maytag (MYG)-8.9%
Amax Inc. (AMX)-7.4%
Walker (hiram) Resources Ltd (HWR.)-6.1%

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

‹ February 3, 1986 · Every February 4 · February 5, 1986 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.