Underfolio

Every trading day › 2001

The stock market on January 19, 2001

January 19, 2001, a Friday. The S&P 500 fell 0.40% to close at 1342.54. Of 6,382 US stocks that traded, 2,518 rose and 2,940 fell.

The S&P 500-0.40%closed at 1342.54
How big a move#14,300of 24,799 trading days since 1928
$100 in the index since$574price only, to September 24, 2026
Stocks that rose2,518of 6,382; 2,940 fell
Biggest companyGeneral Electricby market value that day
Last day of trading for6stocks

Biggest rises among the 500 largest companies

Oplink Communications Inc (OPLK)+31.0%
Commerce One Inc (CMRCQ)+29.3%
Broadwing Corp (BWNG)+12.6%

Biggest falls among the 500 largest companies

ADC Telecommunications (ADCT)-27.0%
VeriSign, Inc. (VRSN)-13.6%
Genentech Inc. (DNA)-12.7%

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

‹ January 18, 2001 · Every January 19 · January 22, 2001 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.