Underfolio

Every trading day › 1984

The stock market on June 15, 1984

June 15, 1984, a Friday. The S&P 500 fell 0.90% to close at 149.03. Of 5,791 US stocks that traded, 1,158 rose and 1,801 fell.

The S&P 500-0.90%closed at 149.03
How big a move#6,891of 24,799 trading days since 1928
$100 in the index since$5,170price only, to September 24, 2026
Stocks that rose1,158of 5,791; 1,801 fell
Biggest companyInternational Business Machines Corporationby market value that day
Last day of trading for2stocks

Biggest rises among the 500 largest companies

Jefferson-Pilot (JP)+4.5%
AT&T Corporation (T)+4.0%
Alleghany Corporation (Y)+3.7%

Biggest falls among the 500 largest companies

Entergy (ETR)-17.5%
Dome Mines (DM)-9.0%
Dome Petroleum Ltd (DMP)-7.1%

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

‹ June 14, 1984 · Every June 15 · June 18, 1984 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.