Underfolio

Every trading day › 1981

The stock market on July 9, 1981

July 9, 1981, a Thursday. The S&P 500 rose 0.76% to close at 129.30. Of 4,918 US stocks that traded, 1,824 rose and 1,096 fell.

The S&P 500+0.76%closed at 129.30
How big a move#8,464of 24,799 trading days since 1928
$100 in the index since$5,958price only, to September 24, 2026
Stocks that rose1,824of 4,918; 1,096 fell
Biggest companyAT&T Corporationby market value that day
Last day of trading for2stocks

Biggest rises among the 500 largest companies

Energy Reserves Group (ERGS)+12.0%
Santa Fe International (SAF)+11.9%
Globalsantafe Corp (GSF)+11.5%

Biggest falls among the 500 largest companies

Computervision Corp (CVN)-8.3%
Apple (AAPL)-7.6%
Pennzoil (PZE)-6.1%

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

‹ July 8, 1981 · Every July 9 · July 10, 1981 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.