Underfolio

Every trading day › 2003

The stock market on September 23, 2003

September 23, 2003, a Tuesday. The S&P 500 rose 0.61% to close at 1029.03. Of 5,015 US stocks that traded, 3,028 rose and 1,714 fell.

The S&P 500+0.61%closed at 1029.03
How big a move#10,646of 24,799 trading days since 1928
$100 in the index since$749price only, to September 24, 2026
Stocks that rose3,028of 5,015; 1,714 fell
Biggest companyMicrosoftby market value that day

Biggest rises among the 500 largest companies

Tyson Foods (TSN)+7.1%
Amazon.com (AMZN)+6.3%
Marriott International (MAR)+6.2%

Biggest falls among the 500 largest companies

L3 Technologies (LLL)-5.2%
Verizon Communications (VZ)-4.5%
Doral Financial Corp (DRL)-4.5%

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

‹ September 22, 2003 · Every September 23 · September 24, 2003 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.