Underfolio

Every trading day › 2009

The stock market on May 21, 2009

May 21, 2009, a Thursday. The S&P 500 fell 1.68% to close at 888.33. Of 4,353 US stocks that traded, 1,062 rose and 3,034 fell.

The S&P 500-1.68%closed at 888.33
How big a move#2,441of 24,799 trading days since 1928
$100 in the index since$867price only, to September 24, 2026
Stocks that rose1,062of 4,353; 3,034 fell
Biggest companyExxon Mobilby market value that day
Last day of trading for4stocks

Biggest rises among the 500 largest companies

Brocade Communications Sys Inc (BRCD)+14.4%
Slm Corp (SLM)+10.0%
Intuit Inc. (INTU)+8.1%

Biggest falls among the 500 largest companies

Regions Financial (RF)-16.2%
GameStop (GME)-15.4%
Synopsys, Inc. (SNPS)-10.2%

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

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

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.