As fundamentals-focused long-term investors, Fools never base an investment decision on the daily gyrations of the market. But the market's daily price movements can be useful when looking for new stock ideas for further research, or to keep tabs on watch-list stocks.

Below you'll find today's biggest movers among our five-star stocks -- the highest rating awarded by our CAPS community of more than 125,000 investors. Have a look, and then visit us on CAPS to dig in further on each of them.

 

Up Today

Sector

Sector Past 30 Days

Fools Saying Outperform

Research

ION Geophysical Corporation

(NYSE:IO)

11.86%

Energy Equipment and Services

(5.31%)

396 of 408

Research

Quaker Chemical Corp

(NYSE:KWR)

7.94%

Chemicals

(0.79%)

159 of 161

Research

Other Five-Star Energy Equipment and Services
Union Drilling, Inc. (NASDAQ:UDRL) up 5.81%
Exterran Partners, L.P. (NASDAQ:EXLP) up 5.00%
Other Five-Star Capital Markets
Penson Worldwide, Inc. (NASDAQ:PNSN) up 6.39%
RMR Asia Pacific Real Estate Fund (AMEX:RAP) up 5.25%
Other Five-Star Chemicals
Albemarle Corp (NYSE:ALB) up 5.22%
Arabian American Development Company (NASDAQ:ARSD) up 5.01%