Underfolio

Every trading day › 1978

The stock market on June 23, 1978

June 23, 1978, a Friday. The S&P 500 fell 0.41% to close at 95.85. Of 4,556 US stocks that traded, 1,157 rose and 1,309 fell.

The S&P 500-0.41%closed at 95.85
How big a move#14,244of 24,799 trading days since 1928
$100 in the index since$8,038price only, to September 24, 2026
Stocks that rose1,157of 4,556; 1,309 fell
Biggest companyAT&T Corporationby market value that day
Last day of trading for1stock

Biggest rises among the 500 largest companies

Pullman (PU)+11.5%
McDonnell Douglas (MD)+4.2%
Wendy's International Inc (WEN)+3.9%

Biggest falls among the 500 largest companies

Allegheny Technologies (ATI)-8.5%
Firestone (FIR)-5.9%
Bristol-Myers Squibb (BMY)-3.8%

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

‹ June 22, 1978 · Every June 23 · June 26, 1978 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.