Underfolio

Every trading day › 1987

The stock market on March 6, 1987

March 6, 1987, a Friday. The S&P 500 rose 0.05% to close at 290.66. Of 6,089 US stocks that traded, 1,956 rose and 1,959 fell.

The S&P 500+0.05%closed at 290.66
How big a move#23,365of 24,799 trading days since 1928
$100 in the index since$2,651price only, to September 24, 2026
Stocks that rose1,956of 6,089; 1,959 fell
Biggest companyInternational Business Machines Corporationby market value that day
Last day of trading for2stocks

Biggest rises among the 500 largest companies

Taft Broadcasting Co (TFB.)+14.3%
Baker Hughes (BHI)+6.3%
Intergraph Corp (INGR.)+6.0%

Biggest falls among the 500 largest companies

Telex Corp (TC)-5.1%
Covanta Energy Corp (CVGYQ)-5.1%
Johnson Controls (JCI)-4.3%

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

‹ March 5, 1987 · Every March 6 · March 9, 1987 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.