Underfolio

Every trading day › 1986

The stock market on January 9, 1986

January 9, 1986, a Thursday. The S&P 500 fell 0.89% to close at 206.11. Of 5,717 US stocks that traded, 838 rose and 3,141 fell.

The S&P 500-0.89%closed at 206.11
How big a move#6,976of 24,799 trading days since 1928
$100 in the index since$3,738price only, to September 24, 2026
Stocks that rose838of 5,717; 3,141 fell
Biggest companyInternational Business Machines Corporationby market value that day
Last day of trading for3stocks

Biggest rises among the 500 largest companies

Polaroid (PRDCQ)+12.4%
M G M U A Entertainment (MGM)+9.0%
Merrill Lynch (MER)+7.4%

Biggest falls among the 500 largest companies

Price Co (PCLB)-9.0%
Grumman Corp. (GQ)-5.7%
Texas Commerce Bancshares (TCB)-5.7%

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

‹ January 8, 1986 · Every January 9 · January 10, 1986 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.