Underfolio

Every trading day › 1982

The stock market on October 12, 1982

October 12, 1982, a Tuesday. The S&P 500 fell 0.02% to close at 134.44. Of 4,982 US stocks that traded, 1,546 rose and 1,630 fell.

The S&P 500-0.02%closed at 134.44
How big a move#24,025of 24,799 trading days since 1928
$100 in the index since$5,731price only, to September 24, 2026
Stocks that rose1,546of 4,982; 1,630 fell
Biggest companyAT&T Corporationby market value that day
Last day of trading for3stocks

Biggest rises among the 500 largest companies

Noram Energy Corp+11.5%
Placer Dome Inc (PDG)+9.8%
Cameron Iron Works (CIW)+9.6%

Biggest falls among the 500 largest companies

Loews (LTR)-6.4%
Advanced Micro Devices (AMD)-5.6%

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

‹ October 11, 1982 · Every October 12 · October 13, 1982 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.