Underfolio

Every trading day › 1989

The stock market on January 20, 1989

January 20, 1989, a Friday. The S&P 500 fell 0.10% to close at 286.63. Of 6,065 US stocks that traded, 1,789 rose and 1,802 fell.

The S&P 500-0.10%closed at 286.63
How big a move#21,910of 24,799 trading days since 1928
$100 in the index since$2,688price only, to September 24, 2026
Stocks that rose1,789of 6,065; 1,802 fell
Biggest companyInternational Business Machines Corporationby market value that day

Biggest rises among the 500 largest companies

Sterling Chemicals Hldgs Inc+7.3%
Newmont Mining (NEM)+6.3%
Amax Gold Inc (AU)+5.7%

Biggest falls among the 500 largest companies

American Homes 4 Rent (AMH)-3.6%
Hilton Worldwide Holdings (HLT)-3.4%
Broadwing Inc (BRW)-3.3%

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

‹ January 19, 1989 · Every January 20 · January 23, 1989 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.