Underfolio

Every trading day › 1987

The stock market on January 8, 1987

January 8, 1987, a Thursday. The S&P 500 rose 0.76% to close at 257.28. Of 6,016 US stocks that traded, 2,748 rose and 1,302 fell.

The S&P 500+0.76%closed at 257.28
How big a move#8,463of 24,799 trading days since 1928
$100 in the index since$2,994price only, to September 24, 2026
Stocks that rose2,748of 6,016; 1,302 fell
Biggest companyInternational Business Machines Corporationby market value that day
Last day of trading for8stocks

Biggest rises among the 500 largest companies

New York Times (NYT)+6.2%
Emhart Corp (EMH)+6.1%
Unum Group (UNM)+5.7%

Biggest falls among the 500 largest companies

Marathon Oil (MRO)-3.3%
Hutton (E.F.) Group (EFH)-2.9%
KeySpan (KSE)-2.3%

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

‹ January 7, 1987 · Every January 8 · January 9, 1987 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.