Underfolio

Every trading day › 1980

The stock market on February 4, 1980

February 4, 1980, a Monday. The S&P 500 fell 0.65% to close at 114.37. Of 4,507 US stocks that traded, 1,249 rose and 1,331 fell.

The S&P 500-0.65%closed at 114.37
How big a move#9,968of 24,799 trading days since 1928
$100 in the index since$6,736price only, to September 24, 2026
Stocks that rose1,249of 4,507; 1,331 fell
Biggest companyInternational Business Machines Corporationby market value that day

Biggest rises among the 500 largest companies

St Joe Minerals (SJO)+5.8%
Energy Reserves Group (ERGS)+5.4%
Enron (ENRNQ)+5.2%

Biggest falls among the 500 largest companies

Texas Oil & Gas (TXO)-5.0%
General Dynamics (GD)-4.7%
Lockheed Martin (LMT)-4.6%

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

‹ February 1, 1980 · Every February 4 · February 5, 1980 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.