Underfolio

Every trading day › 1980

The stock market on January 2, 1980

January 2, 1980, a Wednesday. The S&P 500 fell 2.02% to close at 105.76. Of 4,498 US stocks that traded, 657 rose and 2,307 fell.

The S&P 500-2.02%closed at 105.76
How big a move#1,646of 24,799 trading days since 1928
$100 in the index since$7,285price only, to September 24, 2026
Stocks that rose657of 4,498; 2,307 fell
Biggest companyInternational Business Machines Corporationby market value that day
Last day of trading for1stock

Biggest rises among the 500 largest companies

Homestake Mining (HM)+10.2%
Dome Mines (DM)+9.6%
Campbell Red Lake Mines (CRK)+7.3%

Biggest falls among the 500 largest companies

Bally's Park Place Inc-11.4%
Bally Entertainment (BLY)-9.4%
Pennzoil (PZE)-9.3%

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

‹ December 31, 1979 · Every January 2 · January 3, 1980 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.