Underfolio

Every trading day › 1980

The stock market on December 26, 1980

December 26, 1980, a Friday. The S&P 500 rose 0.51% to close at 136.57. Of 4,695 US stocks that traded, 1,633 rose and 996 fell.

The S&P 500+0.51%closed at 136.57
How big a move#12,326of 24,799 trading days since 1928
$100 in the index since$5,641price only, to September 24, 2026
Stocks that rose1,633of 4,695; 996 fell
Biggest companyInternational Business Machines Corporationby market value that day

Biggest rises among the 500 largest companies

USLIFE Corporation (USH)+14.8%
St Joe Minerals (SJO)+9.5%
Apple (AAPL)+9.2%

Biggest falls among the 500 largest companies

Homestake Mining (HM)-3.8%
Iu International Corp (IU)-2.9%
Cabot Corporation (CBT)-2.7%

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

‹ December 24, 1980 · Every December 26 · December 29, 1980 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.