Underfolio

Every trading day › 1985

The stock market on August 14, 1985

August 14, 1985, a Wednesday. The S&P 500 rose 0.06% to close at 187.41. Of 5,717 US stocks that traded, 1,822 rose and 1,575 fell.

The S&P 500+0.06%closed at 187.41
How big a move#23,117of 24,799 trading days since 1928
$100 in the index since$4,111price only, to September 24, 2026
Stocks that rose1,822of 5,717; 1,575 fell
Biggest companyInternational Business Machines Corporationby market value that day

Biggest rises among the 500 largest companies

Williams (WMB)+6.5%
Midcon Corp (MCN)+5.5%
Enron (ENRNQ)+4.3%

Biggest falls among the 500 largest companies

Entergy (ETR)-6.8%
Pan Am Corp-4.6%
Apple (AAPL)-4.1%

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

‹ August 13, 1985 · Every August 14 · August 15, 1985 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.