Underfolio

Every trading day › 2012

The stock market on January 31, 2012

January 31, 2012, a Tuesday. The S&P 500 fell 0.05% to close at 1312.41. Of 3,951 US stocks that traded, 1,940 rose and 1,795 fell.

The S&P 500-0.05%closed at 1312.41
How big a move#23,438of 24,799 trading days since 1928
$100 in the index since$587price only, to September 24, 2026
Stocks that rose1,940of 3,951; 1,795 fell
Biggest companyAppleby market value that day
Last day of trading for1stock

Biggest rises among the 500 largest companies

Verifone Systems Inc (PAY)+8.3%
Vertex Pharmaceuticals Incorporated (VRTX)+6.4%
Hologic, Inc. (HOLX)+6.2%

Biggest falls among the 500 largest companies

Best Buy (BBY)-5.6%
Sears Holdings (SHLD)-4.3%
Netflix (NFLX)-4.2%

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

‹ January 30, 2012 · Every January 31 · February 1, 2012 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.