Underfolio

Every trading day › 1985

The stock market on May 6, 1985

May 6, 1985, a Monday. The S&P 500 fell 0.05% to close at 179.99. Of 5,724 US stocks that traded, 1,655 rose and 1,687 fell.

The S&P 500-0.05%closed at 179.99
How big a move#23,324of 24,799 trading days since 1928
$100 in the index since$4,280price only, to September 24, 2026
Stocks that rose1,655of 5,724; 1,687 fell
Biggest companyInternational Business Machines Corporationby market value that day
Last day of trading for1stock

Biggest rises among the 500 largest companies

Warner Communications (WCI)+5.2%
Time Warner (TWX)+4.3%
Electronic Data Systems (EDS.)+3.6%

Biggest falls among the 500 largest companies

Avon Products (AVP)-5.4%
Cullinet Software (CUL)-5.1%
USLIFE Corporation (USH)-4.9%

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

‹ May 3, 1985 · Every May 6 · May 7, 1985 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.