Underfolio

Every trading day › 1990

The stock market on June 20, 1990

June 20, 1990, a Wednesday. The S&P 500 rose 0.18% to close at 359.10. Of 5,839 US stocks that traded, 1,699 rose and 1,838 fell.

The S&P 500+0.18%closed at 359.10
How big a move#19,708of 24,799 trading days since 1928
$100 in the index since$2,145price only, to September 24, 2026
Stocks that rose1,699of 5,839; 1,838 fell
Biggest companyInternational Business Machines Corporationby market value that day
Last day of trading for3stocks

Biggest rises among the 500 largest companies

New York Times (NYT)+5.7%
Pharmacia (PNU)+5.3%
Nordstrom (JWN)+4.7%

Biggest falls among the 500 largest companies

Mattel (MAT)-4.6%
Tandem Computers Inc (TDM.)-4.2%
First Interstate Bancorp (I)-3.6%

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

‹ June 19, 1990 · Every June 20 · June 21, 1990 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.