Underfolio

Every trading day › 1978

The stock market on May 4, 1978

May 4, 1978, a Thursday. The S&P 500 fell 0.34% to close at 95.93. Of 4,583 US stocks that traded, 1,279 rose and 1,284 fell.

The S&P 500-0.34%closed at 95.93
How big a move#15,554of 24,799 trading days since 1928
$100 in the index since$8,031price only, to September 24, 2026
Stocks that rose1,279of 4,583; 1,284 fell
Biggest companyAT&T Corporationby market value that day
Last day of trading for2stocks

Biggest rises among the 500 largest companies

Squibb Corp. (SQB)+8.4%
National Semiconductor (NSM)+6.3%
Amerada Hess (AHC)+5.9%

Biggest falls among the 500 largest companies

CNA Financial Corporation (CNA)-8.9%
Walmart (WMT)-3.6%
Nabisco Inc (NB)-3.5%

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

‹ May 3, 1978 · Every May 4 · May 5, 1978 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.