Underfolio

Every trading day › 1976

The stock market on September 13, 1976

September 13, 1976, a Monday. The S&P 500 fell 0.34% to close at 104.29. Of 4,690 US stocks that traded, 1,043 rose and 1,321 fell.

The S&P 500-0.34%closed at 104.29
How big a move#15,526of 24,799 trading days since 1928
$100 in the index since$7,387price only, to September 24, 2026
Stocks that rose1,043of 4,690; 1,321 fell
Biggest companyInternational Business Machines Corporationby market value that day

Biggest rises among the 500 largest companies

Superior Oil (SOC)+5.2%
Mca Inc. (MCA)+4.4%
Great Northern Nekoosa (GNN)+4.2%

Biggest falls among the 500 largest companies

Lowe's (LOW)-3.8%
Aquitaine Co Canada Ltd (AQC)-3.7%
Kennecott (KN)-3.6%

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

‹ September 10, 1976 · Every September 13 · September 14, 1976 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.