Underfolio

Every trading day › 1978

The stock market on January 20, 1978

January 20, 1978, a Friday. The S&P 500 fell 0.22% to close at 89.89. Of 4,584 US stocks that traded, 1,014 rose and 1,117 fell.

The S&P 500-0.22%closed at 89.89
How big a move#18,468of 24,799 trading days since 1928
$100 in the index since$8,571price only, to September 24, 2026
Stocks that rose1,014of 4,584; 1,117 fell
Biggest companyInternational Business Machines Corporationby market value that day

Biggest rises among the 500 largest companies

RCA Corp (RCA)+5.2%
Gardner Denver (GDC)+2.4%
Campbell Red Lake Mines (CRK)+2.4%

Biggest falls among the 500 largest companies

American Broadcasting (ABC)-4.7%
Quaker Oats (OAT.)-2.8%
Eckerd (ECK)-2.6%

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

‹ January 19, 1978 · Every January 20 · January 23, 1978 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.