Underfolio

Every trading day › 1977

The stock market on December 29, 1977

December 29, 1977, a Thursday. The S&P 500 rose 0.20% to close at 94.94. Of 4,621 US stocks that traded, 1,362 rose and 1,053 fell.

The S&P 500+0.20%closed at 94.94
How big a move#19,036of 24,799 trading days since 1928
$100 in the index since$8,115price only, to September 24, 2026
Stocks that rose1,362of 4,621; 1,053 fell
Biggest companyInternational Business Machines Corporationby market value that day
Last day of trading for1stock

Biggest rises among the 500 largest companies

Anderson Clayton & Co (AYL)+6.4%
Deluxe Corporation (DLX)+4.9%
Salomon+4.5%

Biggest falls among the 500 largest companies

American Cyanamid (ACY)-2.3%
Trans Union Corp (TU)-2.3%
Richardson-Vicks Inc (RVI)-2.2%

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

‹ December 28, 1977 · Every December 29 · December 30, 1977 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.