Underfolio

Every trading day › 1990

The stock market on August 30, 1990

August 30, 1990, a Thursday. The S&P 500 fell 1.69% to close at 318.71. Of 5,821 US stocks that traded, 1,353 rose and 2,077 fell.

The S&P 500-1.69%closed at 318.71
How big a move#2,386of 24,799 trading days since 1928
$100 in the index since$2,417price only, to September 24, 2026
Stocks that rose1,353of 5,821; 2,077 fell
Biggest companyExxon Mobilby market value that day
Last day of trading for3stocks

Biggest rises among the 500 largest companies

Cellular Commun Inc -cl A (COMMA)+4.3%
MCI Communications (MCIC.)+2.8%
Genentech Inc (DNA)+2.8%

Biggest falls among the 500 largest companies

Conner Peripherals (CNR)-7.7%
Oracle (ORCL)-7.5%
Newmont Mining (NEM)-7.0%

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

‹ August 29, 1990 · Every August 30 · August 31, 1990 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.