The stock market on February 20, 1980
February 20, 1980, a Wednesday. The S&P 500 rose 1.63% to close at 116.47. Of 4,515 US stocks that traded, 1,531 rose and 1,037 fell.
The S&P 500+1.63%closed at 116.47
How big a move#2,586of 24,799 trading days since 1928
$100 in the index since$6,615price only, to September 24, 2026
Stocks that rose1,531of 4,515; 1,037 fell
Biggest companyInternational Business Machines Corporationby market value that day
Last day of trading for1stock
Biggest rises among the 500 largest companies
| Hudson's Bay Oil & Gas Co (HBO) | +11.4% |
| Stauffer Chemical Co (STF.) | +11.1% |
| Mobil Corporation (MOB) | +10.6% |
Biggest falls among the 500 largest companies
| Chrysler Corp (C) | -6.3% |
| Gillette (G) | -3.2% |
| Entergy (ETR) | -3.2% |
Stock moves count dividends; the index is price only. Market values after 2024 are estimates.
‹ February 19, 1980 · Every February 20 · February 21, 1980 ›
Ask the Lab what came after a day like thisHistory, not advice. How these numbers are made.