Underfolio

Every trading day › 1975

The stock market on August 13, 1975

August 13, 1975, a Wednesday. The S&P 500 fell 1.32% to close at 85.97. Of 4,631 US stocks that traded, 663 rose and 1,662 fell.

The S&P 500-1.32%closed at 85.97
How big a move#3,915of 24,799 trading days since 1928
$100 in the index since$8,961price only, to September 24, 2026
Stocks that rose663of 4,631; 1,662 fell
Biggest companyAT&T Corporationby market value that day
Last day of trading for3stocks

Biggest rises among the 500 largest companies

Cigna (CI)+8.4%
Murphy Oil Corporation (MUR)+7.0%
Litton Industries (LIT)+3.5%

Biggest falls among the 500 largest companies

Xerox (XRX)-6.2%
Eastern Enterprises (EFU)-6.0%
Associated Dry Goods Corp (DG)-6.0%

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

‹ August 12, 1975 · Every August 13 · August 14, 1975 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.