Underfolio

Every trading day › 1986

The stock market on October 14, 1986

October 14, 1986, a Tuesday. The S&P 500 fell 0.23% to close at 235.37. Of 5,991 US stocks that traded, 1,647 rose and 2,035 fell.

The S&P 500-0.23%closed at 235.37
How big a move#18,275of 24,799 trading days since 1928
$100 in the index since$3,273price only, to September 24, 2026
Stocks that rose1,647of 5,991; 2,035 fell
Biggest companyInternational Business Machines Corporationby market value that day
Last day of trading for7stocks

Biggest rises among the 500 largest companies

Electronic Data Systems (EDS.)+5.8%
Pirme Motor Inns (PDQ)+5.7%
Price Co (PCLB)+5.4%

Biggest falls among the 500 largest companies

Stanley Black & Decker (SWK)-6.2%
BankAmerica Corp.-6.0%
ConocoPhillips (P)-5.8%

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

‹ October 13, 1986 · Every October 14 · October 15, 1986 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.