The stock market on December 20, 1979
December 20, 1979, a Thursday. The S&P 500 rose 0.06% to close at 108.26. Of 4,512 US stocks that traded, 1,387 rose and 1,067 fell.
The S&P 500+0.06%closed at 108.26
How big a move#23,192of 24,799 trading days since 1928
$100 in the index since$7,116price only, to September 24, 2026
Stocks that rose1,387of 4,512; 1,067 fell
Biggest companyInternational Business Machines Corporationby market value that day
Last day of trading for3stocks
Biggest rises among the 500 largest companies
| Nvf Co | +22.6% |
| CSX Corporation (CSX) | +9.3% |
Biggest falls among the 500 largest companies
| Mesa Inc (MXP.) | -6.4% |
| Campbell Red Lake Mines (CRK) | -5.1% |
| Dome Mines (DM) | -5.0% |
Stock moves count dividends; the index is price only. Market values after 2024 are estimates.
‹ December 19, 1979 · Every December 20 · December 21, 1979 ›
Ask the Lab what came after a day like thisHistory, not advice. How these numbers are made.