Underfolio

Every trading day › 1971

The stock market on August 26, 1971

August 26, 1971, a Thursday. The S&P 500 fell 0.17% to close at 100.24. Of 2,341 US stocks that traded, 863 rose and 999 fell.

The S&P 500-0.17%closed at 100.24
How big a move#19,898of 24,799 trading days since 1928
$100 in the index since$7,686price only, to September 24, 2026
Stocks that rose863of 2,341; 999 fell
Biggest companyInternational Business Machines Corporationby market value that day

Biggest rises among the 500 largest companies

Mead (MEA)+6.9%
Transamerica (TA)+5.4%
Amerifin Corp (AFN)+5.2%

Biggest falls among the 500 largest companies

Anaconda (A)-6.9%
Genesco Inc. (GCO)-6.7%
PepsiAmericas (WH)-4.6%

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

‹ August 25, 1971 · Every August 26 · August 27, 1971 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.