Underfolio

Every trading day › 2011

The stock market on May 27, 2011

May 27, 2011, a Friday. The S&P 500 rose 0.41% to close at 1331.10. Of 4,063 US stocks that traded, 2,542 rose and 1,275 fell.

The S&P 500+0.41%closed at 1331.10
How big a move#14,189of 24,799 trading days since 1928
$100 in the index since$579price only, to September 24, 2026
Stocks that rose2,542of 4,063; 1,275 fell
Biggest companyExxon Mobilby market value that day
Last day of trading for1stock

Biggest rises among the 500 largest companies

Marvell Technology Group Ltd. (MRVL)+11.1%
Ralph Lauren (RL)+6.9%
Broadcom (BRCM)+5.4%

Biggest falls among the 500 largest companies

Medco Health Solutions (MHS)-9.0%
Weight Watchers (WTW)-7.6%
Aflac (AFL)-3.2%

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

‹ May 26, 2011 · Every May 27 · May 31, 2011 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.