The stock market on October 12, 1983
October 12, 1983, a Wednesday. The S&P 500 fell 0.42% to close at 169.62. Of 5,421 US stocks that traded, 983 rose and 2,402 fell.
The S&P 500-0.42%closed at 169.62
How big a move#13,890of 24,799 trading days since 1928
$100 in the index since$4,542price only, to September 24, 2026
Stocks that rose983of 5,421; 2,402 fell
Biggest companyInternational Business Machines Corporationby market value that day
Last day of trading for1stock
Biggest rises among the 500 largest companies
| Noram Energy Corp | +9.2% |
| Apple (AAPL) | +9.0% |
| Metromedia (MET) | +6.3% |
Biggest falls among the 500 largest companies
| Molson Coors Brewing (RKY) | -11.2% |
| MCI Communications (MCIC.) | -9.7% |
| Tie/Communications Inc (TIE) | -9.0% |
Stock moves count dividends; the index is price only. Market values after 2024 are estimates.
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Ask the Lab what came after a day like thisHistory, not advice. How these numbers are made.