Underfolio

Every trading day › 1989

The stock market on July 28, 1989

July 28, 1989, a Friday. The S&P 500 rose 0.05% to close at 342.15. Of 5,944 US stocks that traded, 1,774 rose and 1,831 fell.

The S&P 500+0.05%closed at 342.15
How big a move#23,406of 24,799 trading days since 1928
$100 in the index since$2,252price only, to September 24, 2026
Stocks that rose1,774of 5,944; 1,831 fell
Biggest companyInternational Business Machines Corporationby market value that day

Biggest rises among the 500 largest companies

Black & Decker (BDK)+6.9%
Gap, Inc. (The) (GPS)+5.4%
PanEnergy (PEL)+5.4%

Biggest falls among the 500 largest companies

Sun Microsystems (SUNW)-9.2%
American Homes 4 Rent (AMH)-4.2%
Chrysler Corp (C)-4.0%

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

‹ July 27, 1989 · Every July 28 · July 31, 1989 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.