Underfolio

Every trading day › 1982

The stock market on August 11, 1982

August 11, 1982, a Wednesday. The S&P 500 fell 0.23% to close at 102.60. Of 5,021 US stocks that traded, 976 rose and 1,720 fell.

The S&P 500-0.23%closed at 102.60
How big a move#18,146of 24,799 trading days since 1928
$100 in the index since$7,509price only, to September 24, 2026
Stocks that rose976of 5,021; 1,720 fell
Biggest companyAT&T Corporationby market value that day
Last day of trading for1stock

Biggest rises among the 500 largest companies

Molson Coors Brewing (RKY)+20.7%
Fluor (FLR)+6.2%
Nalco Chemical Co (NLC)+5.6%

Biggest falls among the 500 largest companies

Heublein (HBL)-7.1%
Combustion Engineering (CSP)-6.1%
Mapco (MDA)-6.1%

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

‹ August 10, 1982 · Every August 11 · August 12, 1982 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.