Underfolio

Every trading day › 1986

The stock market on June 4, 1986

June 4, 1986, a Wednesday. The S&P 500 fell 0.64% to close at 243.94. Of 5,805 US stocks that traded, 1,564 rose and 2,080 fell.

The S&P 500-0.64%closed at 243.94
How big a move#10,160of 24,799 trading days since 1928
$100 in the index since$3,158price only, to September 24, 2026
Stocks that rose1,564of 5,805; 2,080 fell
Biggest companyInternational Business Machines Corporationby market value that day
Last day of trading for2stocks

Biggest rises among the 500 largest companies

Genentech Inc (DNA)+10.2%
Cetus Corp (CTUS)+8.7%
Masco (MAS)+6.6%

Biggest falls among the 500 largest companies

Rubbermaid Incorporated (RBD)-6.0%
Price Co (PCLB)-4.7%
Georgia-Pacific (GP)-4.3%

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

‹ June 3, 1986 · Every June 4 · June 5, 1986 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.