Underfolio

Every trading day › 2009

The stock market on September 11, 2009

September 11, 2009, a Friday. The S&P 500 fell 0.14% to close at 1042.73. Of 4,276 US stocks that traded, 1,783 rose and 2,266 fell.

The S&P 500-0.14%closed at 1042.73
How big a move#20,835of 24,799 trading days since 1928
$100 in the index since$739price only, to September 24, 2026
Stocks that rose1,783of 4,276; 2,266 fell
Biggest companyExxon Mobilby market value that day

Biggest rises among the 500 largest companies

Motorola Solutions (MOT)+8.9%
Encana Corp (ECA)+7.9%
Cleveland-Cliffs Inc. (CLF)+7.6%

Biggest falls among the 500 largest companies

Fifth Third Bancorp (FITB)-6.2%
On Semiconductor (ONNN)-6.1%
National Semiconductor (NSM)-5.9%

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

‹ September 10, 2009 · Every September 11 · September 14, 2009 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.