Underfolio

Every trading day › 1982

The stock market on September 29, 1982

September 29, 1982, a Wednesday. The S&P 500 fell 1.31% to close at 121.63. Of 4,992 US stocks that traded, 790 rose and 2,100 fell.

The S&P 500-1.31%closed at 121.63
How big a move#3,975of 24,799 trading days since 1928
$100 in the index since$6,334price only, to September 24, 2026
Stocks that rose790of 4,992; 2,100 fell
Biggest companyAT&T Corporationby market value that day
Last day of trading for3stocks

Biggest rises among the 500 largest companies

MCI Communications (MCIC.)+5.6%
Superior Oil (SOC)+5.5%
Martin Marietta (ML)+3.9%

Biggest falls among the 500 largest companies

Sundstrand Corp (SNS)-12.2%
Caterpillar (CAT)-10.9%
Ocean Drilling & Exploration (ODR)-8.3%

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

‹ September 28, 1982 · Every September 29 · September 30, 1982 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.