Underfolio

Every trading day › 1982

The stock market on February 11, 1982

February 11, 1982, a Thursday. The S&P 500 fell 0.20% to close at 114.43. Of 5,071 US stocks that traded, 1,200 rose and 1,536 fell.

The S&P 500-0.20%closed at 114.43
How big a move#19,032of 24,799 trading days since 1928
$100 in the index since$6,733price only, to September 24, 2026
Stocks that rose1,200of 5,071; 1,536 fell
Biggest companyAT&T Corporationby market value that day
Last day of trading for1stock

Biggest rises among the 500 largest companies

Supron Energy Corp (SUE)+11.5%
Pennzoil (PZE)+10.8%
ConocoPhillips (P)+10.8%

Biggest falls among the 500 largest companies

Nicor Gas (GAS)-6.8%
Tom Brown Inc (TMBR)-5.8%
General Dynamics (GD)-4.9%

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

‹ February 10, 1982 · Every February 11 · February 12, 1982 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.