Underfolio

Every trading day › 1971

The stock market on September 8, 1971

September 8, 1971, a Wednesday. The S&P 500 rose 0.19% to close at 101.34. Of 2,345 US stocks that traded, 969 rose and 908 fell.

The S&P 500+0.19%closed at 101.34
How big a move#19,385of 24,799 trading days since 1928
$100 in the index since$7,602price only, to September 24, 2026
Stocks that rose969of 2,345; 908 fell
Biggest companyInternational Business Machines Corporationby market value that day

Biggest rises among the 500 largest companies

Ethyl (NEU)+9.6%
Entergy Gulf States La LLC+5.3%
Illinova Corp (ILN)+4.9%

Biggest falls among the 500 largest companies

RadioShack (TAN)-5.3%
Eastern Air Lines-4.1%
Emery Air Fght (EAF)-4.0%

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

‹ September 7, 1971 · Every September 8 · September 9, 1971 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.