Underfolio

Every trading day › 1981

The stock market on October 27, 1981

October 27, 1981, a Tuesday. The S&P 500 rose 0.96% to close at 119.29. Of 5,008 US stocks that traded, 1,885 rose and 1,011 fell.

The S&P 500+0.96%closed at 119.29
How big a move#6,415of 24,799 trading days since 1928
$100 in the index since$6,458price only, to September 24, 2026
Stocks that rose1,885of 5,008; 1,011 fell
Biggest companyAT&T Corporationby market value that day
Last day of trading for2stocks

Biggest rises among the 500 largest companies

Whittaker Corp (WKR)+9.6%
American Homes 4 Rent (AMH)+8.4%
Toys R Us (TOY)+6.5%

Biggest falls among the 500 largest companies

Revlon Inc -old-15.8%
Colt Industries (COT)-9.4%
Ual Corp. (UAL)-4.0%

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

‹ October 26, 1981 · Every October 27 · October 28, 1981 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.