Underfolio

Every trading day › 1981

The stock market on August 28, 1981

August 28, 1981, a Friday. The S&P 500 rose 0.46% to close at 124.08. Of 4,984 US stocks that traded, 1,535 rose and 1,309 fell.

The S&P 500+0.46%closed at 124.08
How big a move#13,148of 24,799 trading days since 1928
$100 in the index since$6,209price only, to September 24, 2026
Stocks that rose1,535of 4,984; 1,309 fell
Biggest companyAT&T Corporationby market value that day
Last day of trading for1stock

Biggest rises among the 500 largest companies

Dome Petroleum Ltd (DMP)+6.9%
Petrolane Inc (PTO)+6.3%
Colt Industries (COT)+6.2%

Biggest falls among the 500 largest companies

Data General Corp (DGN.)-5.1%
Cities Service Co-4.4%
Delhi Intl Oil Corp (DLH)-3.9%

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

‹ August 27, 1981 · Every August 28 · August 31, 1981 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.