NASDAQ Top Percentage Gainers: Clean Diesel, Radiant Systems, Clean Energy Fuels, Westport Innovations

POINT ROBERTS - July 13, 2011 - www.InvestorIdeas.com, a global investor research portal for independent investors, reports on top percentage gainers on the NASDAQ for July 12, 2011. Clean Diesel Technologies, Inc topped the gainer list, rising about 60% on Tuesday. Clean Diesel Technologies, Inc. CDTI was the biggest gaineron Nasdaq ,soaring 2.51 (59.62%) to $6.72 after analysts at Capital Research started coverage on the stock with a buy rating. Analysts said that prospects for improving conditions in the diesel retrofit business would lead to increase in revenue. Radiant Systems, Inc. RADS also rose 6.54 (30.49%) to $27.99 after NCR Corp.(NCR) reached an agreement to buy the company for $1.2 billion in cash. Clean Energy Fuels Corp. CLNE climbed 1.96 (14.94%) to $15.08 after Chesapeake Energy announced on Tuesday that it would invest $150 million in Clean Energy to help fund the building of new liquefied natural gas fueling stations for trucks. Westport Innovations Inc. (USA) WPRT surged 2.08 (8.59%) to $26.30 following Chesapeake, which produces natural gas, announced Monday that it would spend $1 billion over the next decade to build natural gas fueling stations and other infrastructure and innovations that would encourage the use of natural gas. Jefferies analyst Laurence Alexander said the announcement was "incrementally positive" for Westport. Investorideas.com Free Investor Tools; Sign up for the free investor news and stock alerts in leading sectors! http://www.investorideas.com/Resources/Newsletter.asp Join Investor Ideas - Research energy stocks, mining, agriculture stocks, cloud computing stocks and more… Investorideas.com Members currently have 24/7 online access to the exclusive subscriber-only eleven stock directories in leading sectors including renewable energy, water and energy stocks. Visit the Investor Ideas membership page to learn more at: http://www.investorideas.com/membership/ About InvestorIdeas.com: InvestorIdeas.com is a leader in investor stock research by sector. Sectors we cover include; cleantech and renewable energy stocks, biotech stocks, mining and gold stocks, energy stocks, water, tech, defense stocks, nanotech, agriculture and gaming. Follow Investorideas.com on Twitter http://twitter.com/#!/Investorideas Follow Investorideas.com on Facebook http://www.facebook.com/Investorideas Disclaimer: Our sites do not make recommendations. Nothing on our sites should be construed as an offer or solicitation to buy or sell products or securities. We attempt to research thoroughly, but we offer no guarantees as to the accuracy of information presented. All Information relating to featured companies is sourced from public documents and/ or the company and is not the opinion of our web sites. This site is currently compensated by featured companies, news submissions and online advertising . www.InvestorIdeas.com/About/Disclaimer.asp For Additional Information and or interest in becoming a content /revenue partner: Dawn Van Zant: 800-665-0411 - dvanzant@investorideas.com Source - Investorideas.com