Underfolio

Every trading day › 1971

The stock market on August 25, 1971

August 25, 1971, a Wednesday. The S&P 500 rose 0.01% to close at 100.41. Of 2,341 US stocks that traded, 1,021 rose and 908 fell.

The S&P 500+0.01%closed at 100.41
How big a move#24,319of 24,799 trading days since 1928
$100 in the index since$7,673price only, to September 24, 2026
Stocks that rose1,021of 2,341; 908 fell
Biggest companyInternational Business Machines Corporationby market value that day

Biggest rises among the 500 largest companies

Maxxam (MAXX)+15.1%
Brown Shoe Co Inc New (BWS)+6.3%
Saic (SAI)+5.6%

Biggest falls among the 500 largest companies

Freeport-McMoran (FTX)-5.6%
Pe Corp-Pe Biosy (PEB)-5.0%
Multigraphics Inc (MTI)-4.9%

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

‹ August 24, 1971 · Every August 25 · August 26, 1971 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.