Underfolio

Every trading day › 2005

The stock market on September 20, 2005

September 20, 2005, a Tuesday. The S&P 500 fell 0.79% to close at 1221.34. Of 4,884 US stocks that traded, 1,649 rose and 2,978 fell.

The S&P 500-0.79%closed at 1221.34
How big a move#8,176of 24,799 trading days since 1928
$100 in the index since$631price only, to September 24, 2026
Stocks that rose1,649of 4,884; 2,978 fell
Biggest companyExxon Mobilby market value that day

Biggest rises among the 500 largest companies

CME Group Inc. (CME)+4.2%
Sepracor Inc (SEPR)+3.5%
Advanced Micro Devices (AMD)+2.9%

Biggest falls among the 500 largest companies

Estee Lauder (EL)-9.9%
Lennar (LEN)-8.3%
Toll Brothers, Inc. (TOL)-6.3%

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

‹ September 19, 2005 · Every September 20 · September 21, 2005 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.