Underfolio

Every trading day › 1970

The stock market on July 23, 1970

July 23, 1970, a Thursday. The S&P 500 rose 1.26% to close at 78.00. Of 2,262 US stocks that traded, 1,147 rose and 646 fell.

The S&P 500+1.26%closed at 78.00
How big a move#4,217of 24,799 trading days since 1928
$100 in the index since$9,877price only, to September 24, 2026
Stocks that rose1,147of 2,262; 646 fell
Biggest companyInternational Business Machines Corporationby market value that day

Biggest rises among the 500 largest companies

Occidental Petroleum (OXY)+13.2%
Del Monte (DEL)+10.3%
Amerada Hess (AHC)+9.4%

Biggest falls among the 500 largest companies

Transamerica (TA)-6.7%
Smithkline Beckman Corp (SKB)-4.1%

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

‹ July 22, 1970 · Every July 23 · July 24, 1970 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.