Underfolio

Every trading day › 1976

The stock market on December 20, 1976

December 20, 1976, a Monday. The S&P 500 fell 0.59% to close at 103.65. Of 4,703 US stocks that traded, 878 rose and 1,643 fell.

The S&P 500-0.59%closed at 103.65
How big a move#10,961of 24,799 trading days since 1928
$100 in the index since$7,433price only, to September 24, 2026
Stocks that rose878of 4,703; 1,643 fell
Biggest companyInternational Business Machines Corporationby market value that day
Last day of trading for1stock

Biggest rises among the 500 largest companies

Sunoco (SUN)+4.8%
RadioShack (TAN)+4.7%
Briggs & Stratton (BGG)+3.5%

Biggest falls among the 500 largest companies

Manville (JM)-4.3%
USLIFE Corporation (USH)-4.2%
Allegheny Technologies (ATI)-3.9%

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

‹ December 17, 1976 · Every December 20 · December 21, 1976 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.