Underfolio

Every trading day › 2000

The stock market on October 9, 2000

October 9, 2000, a Monday. The S&P 500 fell 0.49% to close at 1402.03. Of 6,606 US stocks that traded, 2,360 rose and 3,175 fell.

The S&P 500-0.49%closed at 1402.03
How big a move#12,566of 24,799 trading days since 1928
$100 in the index since$549price only, to September 24, 2026
Stocks that rose2,360of 6,606; 3,175 fell
Biggest companyGeneral Electricby market value that day
Last day of trading for1stock

Biggest rises among the 500 largest companies

Vignette Corp (VIGN)+39.8%
I C G Group Inc (ICGE)+27.0%
Akamai Technologies, Inc. (AKAM)+21.4%

Biggest falls among the 500 largest companies

Sonus Networks (SONS)-11.4%
Rambus, Inc. (RMBS)-10.8%
Applera Corp-Cel (CRA)-10.2%

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

‹ October 6, 2000 · Every October 9 · October 10, 2000 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.