Underfolio

Every trading day › 1986

The stock market on October 27, 1986

October 27, 1986, a Monday. The S&P 500 rose 0.21% to close at 238.77. Of 5,999 US stocks that traded, 1,794 rose and 1,985 fell.

The S&P 500+0.21%closed at 238.77
How big a move#18,650of 24,799 trading days since 1928
$100 in the index since$3,227price only, to September 24, 2026
Stocks that rose1,794of 5,999; 1,985 fell
Biggest companyInternational Business Machines Corporationby market value that day
Last day of trading for3stocks

Biggest rises among the 500 largest companies

Ames Dept Stores Inc (AMESQ)+11.8%
Goodyear Tire & Rubber (GT)+9.3%
Beverly Enterprises (BEV)+6.1%

Biggest falls among the 500 largest companies

MCI Communications (MCIC.)-7.3%
Pioneer Hi-Bred International, Inc. (PHB)-5.3%
Subaru Of America (SBRU)-4.8%

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

‹ October 24, 1986 · Every October 27 · October 28, 1986 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.