Underfolio

Every trading day › 1976

The stock market on September 20, 1976

September 20, 1976, a Monday. The S&P 500 rose 0.05% to close at 106.32. Of 4,663 US stocks that traded, 1,359 rose and 1,048 fell.

The S&P 500+0.05%closed at 106.32
How big a move#23,396of 24,799 trading days since 1928
$100 in the index since$7,246price only, to September 24, 2026
Stocks that rose1,359of 4,663; 1,048 fell
Biggest companyInternational Business Machines Corporationby market value that day

Biggest rises among the 500 largest companies

New Century Energies (NCE)+7.3%
GenCorp (GY)+7.3%
Ual Corp. (UAL)+5.4%

Biggest falls among the 500 largest companies

Gardner Denver (GDC)-8.1%
Dome Petroleum Ltd (DMP)-4.2%
Dart Industries (D)-4.0%

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

‹ September 17, 1976 · Every September 20 · September 21, 1976 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.