Underfolio

Every trading day › 1980

The stock market on January 17, 1980

January 17, 1980, a Thursday. The S&P 500 fell 0.32% to close at 110.70. Of 4,513 US stocks that traded, 1,243 rose and 1,399 fell.

The S&P 500-0.32%closed at 110.70
How big a move#16,204of 24,799 trading days since 1928
$100 in the index since$6,959price only, to September 24, 2026
Stocks that rose1,243of 4,513; 1,399 fell
Biggest companyInternational Business Machines Corporationby market value that day
Last day of trading for2stocks

Biggest rises among the 500 largest companies

Schering-Plough (SGP)+10.7%
Campbell Red Lake Mines (CRK)+8.2%
Asarco Inc (AR)+6.4%

Biggest falls among the 500 largest companies

USF&G Corporation (United States Fidelity & Guaranty) (FG)-6.8%
Air Products & Chem. (APD)-6.0%
Pe Corp-Pe Biosy (PEB)-5.8%

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

‹ January 16, 1980 · Every January 17 · January 18, 1980 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.