Underfolio

Every trading day › 1970

The stock market on January 27, 1970

January 27, 1970, a Tuesday. The S&P 500 fell 0.62% to close at 87.62. Of 2,212 US stocks that traded, 609 rose and 1,167 fell.

The S&P 500-0.62%closed at 87.62
How big a move#10,378of 24,799 trading days since 1928
$100 in the index since$8,793price only, to September 24, 2026
Stocks that rose609of 2,212; 1,167 fell
Biggest companyInternational Business Machines Corporationby market value that day

Biggest rises among the 500 largest companies

Mcdermott Intl Inc (MDRIQ)+8.9%
Kidde Inc+6.3%
Kraft General Foods+5.5%

Biggest falls among the 500 largest companies

Primerica, Inc. (PRI)-8.3%
Boeing (BA)-8.1%
Psi Resources Inc-7.5%

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

‹ January 26, 1970 · Every January 27 · January 28, 1970 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.