Underfolio

Every trading day › 2012

The stock market on January 18, 2012

January 18, 2012, a Wednesday. The S&P 500 rose 1.11% to close at 1308.04. Of 3,958 US stocks that traded, 2,931 rose and 825 fell.

The S&P 500+1.11%closed at 1308.04
How big a move#5,146of 24,799 trading days since 1928
$100 in the index since$589price only, to September 24, 2026
Stocks that rose2,931of 3,958; 825 fell
Biggest companyExxon Mobilby market value that day
Last day of trading for2stocks

Biggest rises among the 500 largest companies

Linear Technology (LLTC)+11.6%
Amphenol (APH)+11.0%
Altera (ALTR)+9.9%

Biggest falls among the 500 largest companies

State Street Corp. (STT)-6.6%
Apollo Education Group (APOL)-6.4%
Bank of New York Co. (BK)-4.6%

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

‹ January 17, 2012 · Every January 18 · January 19, 2012 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.