Underfolio

Every trading day › 1999

The stock market on December 9, 1999

December 9, 1999, a Thursday. The S&P 500 rose 0.30% to close at 1408.11. Of 6,728 US stocks that traded, 2,415 rose and 3,371 fell.

The S&P 500+0.30%closed at 1408.11
How big a move#16,507of 24,799 trading days since 1928
$100 in the index since$547price only, to September 24, 2026
Stocks that rose2,415of 6,728; 3,371 fell
Biggest companyMicrosoftby market value that day
Last day of trading for1stock

Biggest rises among the 500 largest companies

Digital Island Inc (ISLD.)+25.8%
Amazon.com (AMZN)+17.0%
Global Telesystm (GTS)+16.7%

Biggest falls among the 500 largest companies

Baker Hughes (BKR)-14.4%
Next Level Communication (NXTV)-9.0%
Etoys Inc-8.2%

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

‹ December 8, 1999 · Every December 9 · December 10, 1999 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.