Underfolio

Every trading day › 1983

The stock market on June 20, 1983

June 20, 1983, a Monday. The S&P 500 fell 0.07% to close at 169.02. Of 5,166 US stocks that traded, 1,532 rose and 1,950 fell.

The S&P 500-0.07%closed at 169.02
How big a move#22,944of 24,799 trading days since 1928
$100 in the index since$4,558price only, to September 24, 2026
Stocks that rose1,532of 5,166; 1,950 fell
Biggest companyInternational Business Machines Corporationby market value that day
Last day of trading for3stocks

Biggest rises among the 500 largest companies

Key Pharmaceuticals Inc (KPH)+9.3%
DSC Communications (DIGI)+8.4%
Mary Kay Corp+7.9%

Biggest falls among the 500 largest companies

L Brands (LTD)-7.1%
Avnet (AVT)-6.4%
PulteGroup (PHM)-5.7%

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

‹ June 17, 1983 · Every June 20 · June 21, 1983 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.