Underfolio

Every trading day › 1979

The stock market on January 17, 1979

January 17, 1979, a Wednesday. The S&P 500 rose 0.02% to close at 99.48. Of 4,535 US stocks that traded, 1,005 rose and 1,469 fell.

The S&P 500+0.02%closed at 99.48
How big a move#24,087of 24,799 trading days since 1928
$100 in the index since$7,744price only, to September 24, 2026
Stocks that rose1,005of 4,535; 1,469 fell
Biggest companyInternational Business Machines Corporationby market value that day
Last day of trading for2stocks

Biggest rises among the 500 largest companies

Houston Oil & Minerals (HOI)+9.6%
Gardner Denver (GDC)+8.4%
Archer Daniels Midland (ADM)+7.6%

Biggest falls among the 500 largest companies

Broadway Stores Inc (BWY)-4.8%
S&P Global (MHP)-3.8%
Northrop Grumman (NOC)-3.5%

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

‹ January 16, 1979 · Every January 17 · January 18, 1979 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.