Underfolio

Every trading day › 1982

The stock market on April 12, 1982

April 12, 1982, a Monday. The S&P 500 fell 0.19% to close at 116.00. Of 5,049 US stocks that traded, 1,257 rose and 1,520 fell.

The S&P 500-0.19%closed at 116.00
How big a move#19,338of 24,799 trading days since 1928
$100 in the index since$6,641price only, to September 24, 2026
Stocks that rose1,257of 5,049; 1,520 fell
Biggest companyAT&T Corporationby market value that day
Last day of trading for2stocks

Biggest rises among the 500 largest companies

Dome Petroleum Ltd (DMP)+6.3%
General Dynamics (GD)+5.8%
Walker (hiram) Resources Ltd (HWR.)+5.1%

Biggest falls among the 500 largest companies

Cameron Iron Works (CIW)-6.7%
Belco Petroleum Corp (BPC)-6.1%
Tom Brown Inc (TMBR)-5.3%

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

‹ April 8, 1982 · Every April 12 · April 13, 1982 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.