Underfolio

Every trading day › 1981

The stock market on February 13, 1981

February 13, 1981, a Friday. The S&P 500 fell 0.39% to close at 126.98. Of 4,720 US stocks that traded, 1,130 rose and 1,710 fell.

The S&P 500-0.39%closed at 126.98
How big a move#14,543of 24,799 trading days since 1928
$100 in the index since$6,067price only, to September 24, 2026
Stocks that rose1,130of 4,720; 1,710 fell
Biggest companyAT&T Corporationby market value that day

Biggest rises among the 500 largest companies

Cities Service Co+6.0%
El Paso Co (ELG)+5.3%
Unocal Corporation (UCL)+4.3%

Biggest falls among the 500 largest companies

Molson Coors Brewing (RKY)-5.4%
Mallinckrodt (MKG)-4.5%
American Natural Resource (ANR)-4.4%

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

‹ February 12, 1981 · Every February 13 · February 17, 1981 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.