Underfolio

Every trading day › 1979

The stock market on August 6, 1979

August 6, 1979, a Monday. The S&P 500 rose 0.25% to close at 104.30. Of 4,515 US stocks that traded, 1,231 rose and 1,132 fell.

The S&P 500+0.25%closed at 104.30
How big a move#17,725of 24,799 trading days since 1928
$100 in the index since$7,387price only, to September 24, 2026
Stocks that rose1,231of 4,515; 1,132 fell
Biggest companyInternational Business Machines Corporationby market value that day

Biggest rises among the 500 largest companies

General Dynamics (GD)+6.6%
Martin Marietta (ML)+6.4%
Pan Am Corp+5.0%

Biggest falls among the 500 largest companies

Nlt Corp (NLT)-4.0%
Colonial Penn Group Inc (CPG)-3.5%
Providian Corp (PVN)-3.3%

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

‹ August 3, 1979 · Every August 6 · August 7, 1979 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.