Underfolio

Every trading day › 1998

The stock market on December 30, 1998

December 30, 1998, a Wednesday. The S&P 500 fell 0.80% to close at 1231.93. Of 7,038 US stocks that traded, 3,167 rose and 2,770 fell.

The S&P 500-0.80%closed at 1231.93
How big a move#8,082of 24,799 trading days since 1928
$100 in the index since$625price only, to September 24, 2026
Stocks that rose3,167of 7,038; 2,770 fell
Biggest companyMicrosoftby market value that day
Last day of trading for7stocks

Biggest rises among the 500 largest companies

Altera (ALTR)+7.4%
Genzyme (GENZ)+7.3%
Abercrombie & Fitch Company (ANF)+7.2%

Biggest falls among the 500 largest companies

Yahoo (YHOO)-9.4%
At Home Corp-8.9%
eBay (EBAY)-7.7%

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

‹ December 29, 1998 · Every December 30 · December 31, 1998 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.