Underfolio

Every trading day › 1970

The stock market on May 26, 1970

May 26, 1970, a Tuesday. The S&P 500 fell 1.37% to close at 69.29. Of 2,253 US stocks that traded, 537 rose and 1,381 fell.

The S&P 500-1.37%closed at 69.29
How big a move#3,685of 24,799 trading days since 1928
$100 in the index since$11,119price only, to September 24, 2026
Stocks that rose537of 2,253; 1,381 fell
Biggest companyInternational Business Machines Corporationby market value that day

Biggest rises among the 500 largest companies

Kaiser Industries Corp (KI)+14.0%
Seatrain Lines+13.0%
Swingline Inc (SWL.)+8.7%

Biggest falls among the 500 largest companies

Warner Communications (WCI)-12.7%
Newmont Mining (NEM)-11.7%

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

‹ May 25, 1970 · Every May 26 · May 27, 1970 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.