Underfolio

Every trading day › 1990

The stock market on August 10, 1990

August 10, 1990, a Friday. The S&P 500 fell 1.30% to close at 335.52. Of 5,827 US stocks that traded, 1,245 rose and 2,408 fell.

The S&P 500-1.30%closed at 335.52
How big a move#4,015of 24,799 trading days since 1928
$100 in the index since$2,296price only, to September 24, 2026
Stocks that rose1,245of 5,827; 2,408 fell
Biggest companyExxon Mobilby market value that day

Biggest rises among the 500 largest companies

Homestake Mining (HM)+7.4%
Amax Gold Inc (AU)+5.8%
Sun Microsystems (SUNW)+4.2%

Biggest falls among the 500 largest companies

Conner Peripherals (CNR)-6.0%
Maytag (MYG)-5.7%
Ual Corp. (UAL)-5.5%

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

‹ August 9, 1990 · Every August 10 · August 13, 1990 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.