Underfolio

Every trading day › 1980

The stock market on June 9, 1980

June 9, 1980, a Monday. The S&P 500 rose 0.45% to close at 113.71. Of 4,537 US stocks that traded, 1,326 rose and 1,141 fell.

The S&P 500+0.45%closed at 113.71
How big a move#13,369of 24,799 trading days since 1928
$100 in the index since$6,775price only, to September 24, 2026
Stocks that rose1,326of 4,537; 1,141 fell
Biggest companyAT&T Corporationby market value that day
Last day of trading for2stocks

Biggest rises among the 500 largest companies

UnumProvident (PVT..)+8.5%
Amerada Hess (AHC)+5.5%
Occidental Petroleum (OXY)+5.3%

Biggest falls among the 500 largest companies

Walter (jim) Corp (JWC.)-5.4%
Iu International Corp (IU)-4.6%
Overseas Shipholding Group, Inc. (OSG)-4.0%

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

‹ June 6, 1980 · Every June 9 · June 10, 1980 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.