The stock market on May 20, 2009
May 20, 2009, a Wednesday. The S&P 500 fell 0.51% to close at 903.47. Of 4,354 US stocks that traded, 1,770 rose and 2,317 fell.
The S&P 500-0.51%closed at 903.47
How big a move#12,231of 24,799 trading days since 1928
$100 in the index since$853price only, to September 24, 2026
Stocks that rose1,770of 4,354; 2,317 fell
Biggest companyExxon Mobilby market value that day
Last day of trading for2stocks
Biggest rises among the 500 largest companies
| Analog Devices, Inc. (ADI) | +15.7% |
| First Solar, Inc. (FSLR) | +6.7% |
| National Semiconductor (NSM) | +6.6% |
Biggest falls among the 500 largest companies
| Eaton Vance Corporation (EV) | -14.6% |
| The AES Corporation (AES) | -7.2% |
| Capital One Financial (COF) | -7.2% |
Stock moves count dividends; the index is price only. Market values after 2024 are estimates.
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Ask the Lab what came after a day like thisHistory, not advice. How these numbers are made.