The stock market on February 15, 1984
February 15, 1984, a Wednesday. The S&P 500 fell 0.23% to close at 156.25. Of 5,678 US stocks that traded, 1,640 rose and 1,611 fell.
The S&P 500-0.23%closed at 156.25
How big a move#18,245of 24,799 trading days since 1928
$100 in the index since$4,931price only, to September 24, 2026
Stocks that rose1,640of 5,678; 1,611 fell
Biggest companyInternational Business Machines Corporationby market value that day
Last day of trading for1stock
Biggest rises among the 500 largest companies
| MCI Communications (MCIC.) | +6.4% |
| Noble Energy (NBL) | +5.7% |
| Unocal Corporation (UCL) | +5.7% |
Biggest falls among the 500 largest companies
| Nalco Chemical Co (NLC) | -6.5% |
| Computervision Corp (CVN) | -6.4% |
| New York Times (NYT) | -6.2% |
Stock moves count dividends; the index is price only. Market values after 2024 are estimates.
‹ February 14, 1984 · Every February 15 · February 16, 1984 ›
Ask the Lab what came after a day like thisHistory, not advice. How these numbers are made.