Underfolio

Every trading day › 1983

The stock market on December 30, 1983

December 30, 1983, a Friday. The S&P 500 rose 0.04% to close at 164.93. Of 5,628 US stocks that traded, 2,103 rose and 1,354 fell.

The S&P 500+0.04%closed at 164.93
How big a move#23,523of 24,799 trading days since 1928
$100 in the index since$4,671price only, to September 24, 2026
Stocks that rose2,103of 5,628; 1,354 fell
Biggest companyInternational Business Machines Corporationby market value that day
Last day of trading for3stocks

Biggest rises among the 500 largest companies

Pan Am Corp+6.6%
Transitional Hospitals Cp (THY)+5.8%
Colt Industries (COT)+5.4%

Biggest falls among the 500 largest companies

Fluor (FLR)-3.5%
MCI Communications (MCIC.)-3.4%
Great Western Financial (GWF.)-3.3%

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

‹ December 29, 1983 · Every December 30 · January 3, 1984 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.