Underfolio

Every trading day › 1987

The stock market on November 9, 1987

November 9, 1987, a Monday. The S&P 500 fell 2.89% to close at 243.17. Of 6,353 US stocks that traded, 1,170 rose and 3,180 fell.

The S&P 500-2.89%closed at 243.17
How big a move#733of 24,799 trading days since 1928
$100 in the index since$3,168price only, to September 24, 2026
Stocks that rose1,170of 6,353; 3,180 fell
Biggest companyInternational Business Machines Corporationby market value that day
Last day of trading for6stocks

Biggest rises among the 500 largest companies

Great Atlantic & Pacific Tea (GAPTQ)+5.8%
Supervalu (SVU)+5.2%
US Airways Group (U)+4.8%

Biggest falls among the 500 largest companies

Intel (INTC)-10.5%
Salomon-10.1%
Armstrong Holdings (ACK)-9.7%

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

‹ November 6, 1987 · Every November 9 · November 10, 1987 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.