Underfolio

Every trading day › 1980

The stock market on March 13, 1980

March 13, 1980, a Thursday. The S&P 500 fell 1.17% to close at 105.62. Of 4,528 US stocks that traded, 985 rose and 1,446 fell.

The S&P 500-1.17%closed at 105.62
How big a move#4,722of 24,799 trading days since 1928
$100 in the index since$7,294price only, to September 24, 2026
Stocks that rose985of 4,528; 1,446 fell
Biggest companyInternational Business Machines Corporationby market value that day
Last day of trading for1stock

Biggest rises among the 500 largest companies

Stanley Black & Decker (SWK)+7.6%
Tom Brown Inc (TMBR)+6.8%
American National Insurance Company (ANAT)+5.1%

Biggest falls among the 500 largest companies

Asarco Inc (AR)-10.5%
Newmont Mining (NEM)-8.8%
Dome Petroleum Ltd (DMP)-7.5%

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

‹ March 12, 1980 · Every March 13 · March 14, 1980 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.