Underfolio

Every trading day › 2001

The stock market on April 18, 2001

April 18, 2001, a Wednesday. The S&P 500 rose 3.89% to close at 1238.16. Of 6,206 US stocks that traded, 3,822 rose and 1,882 fell.

The S&P 500+3.89%closed at 1238.16
How big a move#341of 24,799 trading days since 1928
$100 in the index since$622price only, to September 24, 2026
Stocks that rose3,822of 6,206; 1,882 fell
Biggest companyGeneral Electricby market value that day
Last day of trading for5stocks

Biggest rises among the 500 largest companies

Rf Micro Devices (RFMD)+31.6%
Rational Software Corporation (RATL)+29.7%
Peregrine Systems Inc (PRGN)+24.8%

Biggest falls among the 500 largest companies

Level 3 Communications (LVLT)-12.3%
Gillette (G)-8.6%
KeyCorp (KEY)-6.7%

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

‹ April 17, 2001 · Every April 18 · April 19, 2001 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.