Underfolio

Every trading day › 2012

The stock market on February 17, 2012

February 17, 2012, a Friday. The S&P 500 rose 0.23% to close at 1361.23. Of 3,947 US stocks that traded, 1,904 rose and 1,809 fell.

The S&P 500+0.23%closed at 1361.23
How big a move#18,109of 24,799 trading days since 1928
$100 in the index since$566price only, to September 24, 2026
Stocks that rose1,904of 3,947; 1,809 fell
Biggest companyAppleby market value that day
Last day of trading for2stocks

Biggest rises among the 500 largest companies

Fruehauf (FTR)+7.2%
Helmerich & Payne, Inc. (HP)+4.9%
Vertex Pharmaceuticals Incorporated (VRTX)+4.7%

Biggest falls among the 500 largest companies

Gilead Sciences (GILD)-14.2%
Life Technologies (LIFE)-7.8%
Illumina, Inc. (ILMN)-3.9%

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

‹ February 16, 2012 · Every February 17 · February 21, 2012 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.