Underfolio

Every trading day › 2009

The stock market on October 21, 2009

October 21, 2009, a Wednesday. The S&P 500 fell 0.89% to close at 1081.40. Of 4,269 US stocks that traded, 1,263 rose and 2,778 fell.

The S&P 500-0.89%closed at 1081.40
How big a move#7,063of 24,799 trading days since 1928
$100 in the index since$712price only, to September 24, 2026
Stocks that rose1,263of 4,269; 2,778 fell
Biggest companyExxon Mobilby market value that day

Biggest rises among the 500 largest companies

Slm Corp (SLM)+20.7%
Cree, Inc. (CREE)+11.5%
SanDisk (SNDK)+9.5%

Biggest falls among the 500 largest companies

ManpowerGroup (MAN)-13.3%
Delta Air Lines (DAL)-7.6%
Jefferies Group (JEF)-7.0%

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

‹ October 20, 2009 · Every October 21 · October 22, 2009 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.