Underfolio

Every trading day › 1981

The stock market on June 11, 1981

June 11, 1981, a Thursday. The S&P 500 rose 1.08% to close at 133.75. Of 4,874 US stocks that traded, 2,085 rose and 1,031 fell.

The S&P 500+1.08%closed at 133.75
How big a move#5,388of 24,799 trading days since 1928
$100 in the index since$5,760price only, to September 24, 2026
Stocks that rose2,085of 4,874; 1,031 fell
Biggest companyAT&T Corporationby market value that day
Last day of trading for2stocks

Biggest rises among the 500 largest companies

Maxus Energy (MXS)+9.7%
Joy Technologies Inc -cl A (JOY)+9.4%
Data General Corp (DGN.)+8.9%

Biggest falls among the 500 largest companies

Mgic Investment Corp (MGI)-3.8%
Mcgraw Edison (MGR)-3.5%
Dover (DOV)-3.4%

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

‹ June 10, 1981 · Every June 11 · June 12, 1981 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.