Underfolio

Every trading day › 1979

The stock market on January 30, 1979

January 30, 1979, a Tuesday. The S&P 500 fell 0.49% to close at 101.05. Of 4,527 US stocks that traded, 1,036 rose and 1,367 fell.

The S&P 500-0.49%closed at 101.05
How big a move#12,591of 24,799 trading days since 1928
$100 in the index since$7,624price only, to September 24, 2026
Stocks that rose1,036of 4,527; 1,367 fell
Biggest companyInternational Business Machines Corporationby market value that day
Last day of trading for1stock

Biggest rises among the 500 largest companies

American Financial Group, Inc. (AFG)+6.0%
Williams (WMB)+4.3%
PepsiAmericas (WH)+3.8%

Biggest falls among the 500 largest companies

Broadway Stores Inc (BWY)-3.8%
Amax Inc. (AMX)-3.8%
Honeywell (HON.Z)-3.8%

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

‹ January 29, 1979 · Every January 30 · January 31, 1979 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.