Underfolio

Every trading day › 1980

The stock market on September 2, 1980

September 2, 1980, a Tuesday. The S&P 500 rose 1.11% to close at 123.74. Of 4,576 US stocks that traded, 1,932 rose and 973 fell.

The S&P 500+1.11%closed at 123.74
How big a move#5,141of 24,799 trading days since 1928
$100 in the index since$6,226price only, to September 24, 2026
Stocks that rose1,932of 4,576; 973 fell
Biggest companyAT&T Corporationby market value that day

Biggest rises among the 500 largest companies

Iu International Corp (IU)+11.4%
Burlington Industries Equity+8.3%
Salomon+6.7%

Biggest falls among the 500 largest companies

Archer Daniels Midland (ADM)-4.0%
Gearhart Industries Inc (GOI)-3.6%
Storage Technology (STK)-3.1%

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

‹ August 29, 1980 · Every September 2 · September 3, 1980 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.