Underfolio

Every trading day › 1977

The stock market on October 11, 1977

October 11, 1977, a Tuesday. The S&P 500 fell 0.86% to close at 94.93. Of 4,638 US stocks that traded, 799 rose and 1,538 fell.

The S&P 500-0.86%closed at 94.93
How big a move#7,374of 24,799 trading days since 1928
$100 in the index since$8,116price only, to September 24, 2026
Stocks that rose799of 4,638; 1,538 fell
Biggest companyAT&T Corporationby market value that day
Last day of trading for2stocks

Biggest rises among the 500 largest companies

Eversource Energy (NU)+3.3%
W.W. Grainger (GWW)+2.7%
Aquitaine Co Canada Ltd (AQC)+2.6%

Biggest falls among the 500 largest companies

General Dynamics (GD)-6.3%
Nabisco Brands Inc (NB)-5.4%
St Regis (SRT)-5.2%

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

‹ October 10, 1977 · Every October 11 · October 12, 1977 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.