Underfolio

Every trading day › 1984

The stock market on July 17, 1984

July 17, 1984, a Tuesday. The S&P 500 rose 0.51% to close at 152.38. Of 5,775 US stocks that traded, 1,625 rose and 1,423 fell.

The S&P 500+0.51%closed at 152.38
How big a move#12,215of 24,799 trading days since 1928
$100 in the index since$5,056price only, to September 24, 2026
Stocks that rose1,625of 5,775; 1,423 fell
Biggest companyInternational Business Machines Corporationby market value that day
Last day of trading for1stock

Biggest rises among the 500 largest companies

St Regis (SRT)+9.5%
Stanley Black & Decker (SWK)+8.9%
Masco (MAS)+6.9%

Biggest falls among the 500 largest companies

Travelers Cos. (SPC)-9.0%
Columbia Energy Group-4.9%
National Semiconductor (NSM)-4.4%

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

‹ July 16, 1984 · Every July 17 · July 18, 1984 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.