Underfolio

Every trading day › 2001

The stock market on September 21, 2001

September 21, 2001, a Friday. The S&P 500 fell 1.90% to close at 965.80. Of 5,893 US stocks that traded, 1,638 rose and 3,858 fell.

The S&P 500-1.90%closed at 965.80
How big a move#1,860of 24,799 trading days since 1928
$100 in the index since$798price only, to September 24, 2026
Stocks that rose1,638of 5,893; 3,858 fell
Biggest companyGeneral Electricby market value that day
Last day of trading for5stocks

Biggest rises among the 500 largest companies

BJ Services (BJS)+11.2%
Liberty Media Cp (L)+8.9%
Norfolk Southern (NSC)+8.3%

Biggest falls among the 500 largest companies

Yahoo (YHOO)-12.9%
Ciena Corporation (CIEN)-12.5%
RiteAid (RAD)-12.2%

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

‹ September 20, 2001 · Every September 21 · September 24, 2001 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.