Underfolio

Every trading day › 2001

The stock market on February 20, 2001

February 20, 2001, a Tuesday. The S&P 500 fell 1.74% to close at 1278.94. Of 6,324 US stocks that traded, 2,063 rose and 3,484 fell.

The S&P 500-1.74%closed at 1278.94
How big a move#2,266of 24,799 trading days since 1928
$100 in the index since$602price only, to September 24, 2026
Stocks that rose2,063of 6,324; 3,484 fell
Biggest companyGeneral Electricby market value that day
Last day of trading for1stock

Biggest rises among the 500 largest companies

Immunex (IMNX)+11.4%
Omnicom Group (OMC)+6.5%
Adelphia Commun -cl A (ADELQ)+5.2%

Biggest falls among the 500 largest companies

QLogic Corporation (QLGC)-18.0%
NetApp (NTAP)-16.7%
Redback Networks Inc (RBAK)-16.7%

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

‹ February 16, 2001 · Every February 20 · February 21, 2001 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.