Underfolio

Every trading day › 1988

The stock market on December 15, 1988

December 15, 1988, a Thursday. The S&P 500 fell 0.37% to close at 274.28. Of 6,091 US stocks that traded, 1,606 rose and 1,900 fell.

The S&P 500-0.37%closed at 274.28
How big a move#14,923of 24,799 trading days since 1928
$100 in the index since$2,809price only, to September 24, 2026
Stocks that rose1,606of 6,091; 1,900 fell
Biggest companyInternational Business Machines Corporationby market value that day
Last day of trading for5stocks

Biggest rises among the 500 largest companies

Genentech Inc (DNA)+6.4%
Intel (INTC)+4.7%
National Semiconductor (NSM)+4.1%

Biggest falls among the 500 largest companies

Shearson Lehman Bros Hldg-5.5%
Monsanto (MTC)-4.4%
Newmont Gold Co (NGC)-4.0%

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

‹ December 14, 1988 · Every December 15 · December 16, 1988 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.