Underfolio

Every trading day › 1986

The stock market on January 17, 1986

January 17, 1986, a Friday. The S&P 500 fell 0.35% to close at 208.43. Of 5,719 US stocks that traded, 1,988 rose and 1,628 fell.

The S&P 500-0.35%closed at 208.43
How big a move#15,329of 24,799 trading days since 1928
$100 in the index since$3,696price only, to September 24, 2026
Stocks that rose1,988of 5,719; 1,628 fell
Biggest companyInternational Business Machines Corporationby market value that day
Last day of trading for1stock

Biggest rises among the 500 largest companies

DirecTV (GMH)+9.2%
Corning (GLW)+6.2%
Bethlehem Steel+5.6%

Biggest falls among the 500 largest companies

U S Healthcare Inc (USHC)-9.4%
BankAmerica Corp.-6.1%
Northrop Grumman (NOC)-4.4%

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

‹ January 16, 1986 · Every January 17 · January 20, 1986 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.