Underfolio

Every trading day › 1983

The stock market on June 29, 1983

June 29, 1983, a Wednesday. The S&P 500 rose 0.58% to close at 166.64. Of 5,185 US stocks that traded, 1,574 rose and 2,008 fell.

The S&P 500+0.58%closed at 166.64
How big a move#11,065of 24,799 trading days since 1928
$100 in the index since$4,623price only, to September 24, 2026
Stocks that rose1,574of 5,185; 2,008 fell
Biggest companyInternational Business Machines Corporationby market value that day
Last day of trading for1stock

Biggest rises among the 500 largest companies

Seagate Technology (SEG)+12.4%
Cray Research (CYR)+9.7%
Dome Petroleum Ltd (DMP)+8.3%

Biggest falls among the 500 largest companies

Dover (DOV)-11.3%
Televideo Inc (TELVQ)-4.5%
UST Inc. (UST)-4.2%

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

‹ June 28, 1983 · Every June 29 · June 30, 1983 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.