Underfolio

Every trading day › 1989

The stock market on August 1, 1989

August 1, 1989, a Tuesday. The S&P 500 fell 0.67% to close at 343.75. Of 5,941 US stocks that traded, 1,648 rose and 2,034 fell.

The S&P 500-0.67%closed at 343.75
How big a move#9,648of 24,799 trading days since 1928
$100 in the index since$2,241price only, to September 24, 2026
Stocks that rose1,648of 5,941; 2,034 fell
Biggest companyInternational Business Machines Corporationby market value that day
Last day of trading for1stock

Biggest rises among the 500 largest companies

Ryder System (R)+6.0%
Santa Fe Pacific Corp. (SFX)+5.2%
Centel Corp (CNT)+5.0%

Biggest falls among the 500 largest companies

Sun Microsystems (SUNW)-4.3%
Campbell Soup (CPB)-4.3%
Sears Holdings (SHLDQ)-4.2%

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

‹ July 31, 1989 · Every August 1 · August 2, 1989 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.