Underfolio

Every trading day › 1975

The stock market on May 23, 1975

May 23, 1975, a Friday. The S&P 500 rose 1.33% to close at 90.58. Of 4,601 US stocks that traded, 1,741 rose and 787 fell.

The S&P 500+1.33%closed at 90.58
How big a move#3,870of 24,799 trading days since 1928
$100 in the index since$8,505price only, to September 24, 2026
Stocks that rose1,741of 4,601; 787 fell
Biggest companyInternational Business Machines Corporationby market value that day

Biggest rises among the 500 largest companies

Maxxam Group Holdings Inc+14.5%
General Foods Corp+10.3%
White Consolidated Inds (WSW)+8.4%

Biggest falls among the 500 largest companies

Prentice-Hall Inc (PTN)-3.5%
R.R. Donnelley & Sons (DNY)-3.5%
Dun & Bradstreet Holdngs Inc (DNB)-3.2%

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

‹ May 22, 1975 · Every May 23 · May 27, 1975 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.