Underfolio

Every trading day › 2011

The stock market on October 31, 2011

October 31, 2011, a Monday. The S&P 500 fell 2.47% to close at 1253.30. Of 4,000 US stocks that traded, 745 rose and 3,075 fell.

The S&P 500-2.47%closed at 1253.30
How big a move#1,058of 24,799 trading days since 1928
$100 in the index since$615price only, to September 24, 2026
Stocks that rose745of 4,000; 3,075 fell
Biggest companyExxon Mobilby market value that day
Last day of trading for2stocks

Biggest rises among the 500 largest companies

Humana (HUM)+5.7%
HCA Healthcare, Inc. (HCA)+2.9%
Hansen Natural (HANS)+2.7%

Biggest falls among the 500 largest companies

Lincoln National (LNC)-11.0%
Alpha Natural Resources (ANR)-9.5%
Agilent Technologies (A)-9.3%

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

‹ October 28, 2011 · Every October 31 · November 1, 2011 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.