Underfolio

Every trading day › 1986

The stock market on June 30, 1986

June 30, 1986, a Monday. The S&P 500 rose 0.50% to close at 250.84. Of 5,867 US stocks that traded, 2,237 rose and 1,555 fell.

The S&P 500+0.50%closed at 250.84
How big a move#12,505of 24,799 trading days since 1928
$100 in the index since$3,071price only, to September 24, 2026
Stocks that rose2,237of 5,867; 1,555 fell
Biggest companyInternational Business Machines Corporationby market value that day
Last day of trading for5stocks

Biggest rises among the 500 largest companies

Jefferson-Pilot (JP)+8.0%
Reebok International (RBK)+7.8%
Burns Intl Services Corp (BOR)+6.4%

Biggest falls among the 500 largest companies

Advanced Micro Devices (AMD)-5.3%
Lucky Stores (LKS)-4.0%
Wheelabrator Technologies (WTI)-3.8%

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

‹ June 27, 1986 · Every June 30 · July 1, 1986 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.