Underfolio

Every trading day › 1979

The stock market on September 14, 1979

September 14, 1979, a Friday. The S&P 500 rose 0.84% to close at 108.76. Of 4,496 US stocks that traded, 1,743 rose and 728 fell.

The S&P 500+0.84%closed at 108.76
How big a move#7,522of 24,799 trading days since 1928
$100 in the index since$7,084price only, to September 24, 2026
Stocks that rose1,743of 4,496; 728 fell
Biggest companyInternational Business Machines Corporationby market value that day

Biggest rises among the 500 largest companies

Husky Oil Ltd (HYO)+12.0%
Southland Royalty Co (SRO)+7.7%
Great Northern Nekoosa (GNN)+7.0%

Biggest falls among the 500 largest companies

DTE Energy (DTE)-3.2%
Esmark (ESM)-3.0%
Caesars World (CAW)-2.5%

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

‹ September 13, 1979 · Every September 14 · September 17, 1979 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.