Underfolio

Every trading day › 1988

The stock market on October 27, 1988

October 27, 1988, a Thursday. The S&P 500 fell 1.46% to close at 277.28. Of 6,147 US stocks that traded, 1,073 rose and 2,739 fell.

The S&P 500-1.46%closed at 277.28
How big a move#3,254of 24,799 trading days since 1928
$100 in the index since$2,778price only, to September 24, 2026
Stocks that rose1,073of 6,147; 2,739 fell
Biggest companyInternational Business Machines Corporationby market value that day
Last day of trading for1stock

Biggest rises among the 500 largest companies

General Motors (GM)+3.7%
Rhone-Poulenc Rorer (RPR)+3.6%
Reynolds Metals (RLM)+2.5%

Biggest falls among the 500 largest companies

Raychem Corp (RYC.)-8.3%
West Point Pepperell (WPM)-7.0%
Furniture Brands Intl Inc (FBNIQ)-5.9%

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

‹ October 26, 1988 · Every October 27 · October 28, 1988 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.