Underfolio

Every trading day › 1978

The stock market on October 30, 1978

October 30, 1978, a Monday. The S&P 500 rose 0.50% to close at 95.06. Of 4,553 US stocks that traded, 621 rose and 2,960 fell.

The S&P 500+0.50%closed at 95.06
How big a move#12,501of 24,799 trading days since 1928
$100 in the index since$8,104price only, to September 24, 2026
Stocks that rose621of 4,553; 2,960 fell
Biggest companyAT&T Corporationby market value that day

Biggest rises among the 500 largest companies

RadioShack (TAN)+8.5%
Merrill Lynch (MER)+8.2%
Boeing (BA)+7.3%

Biggest falls among the 500 largest companies

Walter (jim) Corp (JWC.)-7.8%
Aramark Corp -cl B-6.9%
Pacific Lumber Co-6.7%

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

‹ October 27, 1978 · Every October 30 · October 31, 1978 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.