Underfolio

Every trading day › 1969

The stock market on August 12, 1969

August 12, 1969, a Tuesday. The S&P 500 fell 0.78% to close at 92.63. Of 2,162 US stocks that traded, 482 rose and 1,314 fell.

The S&P 500-0.78%closed at 92.63
How big a move#8,218of 24,799 trading days since 1928
$100 in the index since$8,317price only, to September 24, 2026
Stocks that rose482of 2,162; 1,314 fell
Biggest companyInternational Business Machines Corporationby market value that day
Last day of trading for1stock

Biggest rises among the 500 largest companies

Mgm Grand Hotels Inc (GRH)+4.4%
American Standard (TT)+3.3%
R.R. Donnelley & Sons (DNY)+3.2%

Biggest falls among the 500 largest companies

Seatrain Lines-7.1%
Great Atlantic & Pacific Tea (GAPTQ)-7.0%
Allis-Chalmers Energy Inc (ALY)-6.9%

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

‹ August 11, 1969 · Every August 12 · August 13, 1969 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.