Underfolio

Every trading day › 1980

The stock market on February 15, 1980

February 15, 1980, a Friday. The S&P 500 fell 1.12% to close at 115.41. Of 4,514 US stocks that traded, 768 rose and 1,934 fell.

The S&P 500-1.12%closed at 115.41
How big a move#5,048of 24,799 trading days since 1928
$100 in the index since$6,675price only, to September 24, 2026
Stocks that rose768of 4,514; 1,934 fell
Biggest companyInternational Business Machines Corporationby market value that day
Last day of trading for2stocks

Biggest rises among the 500 largest companies

Carnation (CMK)+13.5%
Olin (OLN)+11.7%
Chrysler Corp (C)+5.3%

Biggest falls among the 500 largest companies

Norfolk Southern (NSC)-5.1%
Amax Inc. (AMX)-5.0%
Rosario Resources Corp (ROS)-4.9%

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

‹ February 14, 1980 · Every February 15 · February 19, 1980 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.