Underfolio

Every trading day › 1977

The stock market on December 23, 1977

December 23, 1977, a Friday. The S&P 500 rose 0.95% to close at 94.69. Of 4,618 US stocks that traded, 1,764 rose and 671 fell.

The S&P 500+0.95%closed at 94.69
How big a move#6,492of 24,799 trading days since 1928
$100 in the index since$8,136price only, to September 24, 2026
Stocks that rose1,764of 4,618; 671 fell
Biggest companyInternational Business Machines Corporationby market value that day
Last day of trading for1stock

Biggest rises among the 500 largest companies

Northrop Grumman (NOC)+9.0%
Sedco (SED)+5.0%
Williams (WMB)+4.7%

Biggest falls among the 500 largest companies

Superior Oil (SOC)-3.3%
Winn-Dixie Stores (WIN)-2.6%
Murphy Oil Corporation (MUR)-2.6%

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

‹ December 22, 1977 · Every December 23 · December 27, 1977 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.