Underfolio

Every trading day › 1979

The stock market on July 9, 1979

July 9, 1979, a Monday. The S&P 500 rose 0.82% to close at 104.47. Of 4,514 US stocks that traded, 1,572 rose and 943 fell.

The S&P 500+0.82%closed at 104.47
How big a move#7,795of 24,799 trading days since 1928
$100 in the index since$7,374price only, to September 24, 2026
Stocks that rose1,572of 4,514; 943 fell
Biggest companyInternational Business Machines Corporationby market value that day

Biggest rises among the 500 largest companies

Spelling Entertnmt Grp Inc (SP)+12.2%
Caesars World (CAW)+8.8%
Air Products & Chem. (APD)+7.6%

Biggest falls among the 500 largest companies

Storage Technology (STK)-5.9%
Salomon-4.3%
Belco Petroleum Corp (BPC)-3.5%

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

‹ July 6, 1979 · Every July 9 · July 10, 1979 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.