Colin Pettis

Colin Pettis covers the senior semiconductor sector and is a managing director at Tech Insider, joining in 2012. Colin has 20 years of experience in equity research including 15 years in semiconductor components. Colin is currently responsible for the coverage of 18 large-cap and small-cap semiconductor companies.

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Drug Stores: China Nepstar Chain Drugstore (NYSE:NPD), PharMerica Corporation (NYSE:PMC), Walgreen Company (NYSE:WAG), CVS Caremark Corporation (NYSE:CVS)

China Nepstar Chain Drugstore Ltd. (ADR) (NYSE:NPD), the largest retail drugstore chain in China based on the number of directly operated stores, today announced its unaudited financial results for the fourth quarter and fiscal year ended December 31, 2013. China Nepstar Chain Drugstore Ltd. (ADR) (NYSE:NPD) stock performance was 1.98% in last session and finished…

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NASDAQ Active Runners: Sirius XM Holdings (NASDAQ:SIRI), Facebook Inc (NASDAQ:FB), Intel Corporation (NASDAQ:INTC), Micron Technology (NASDAQ:MU)

Equities researchers at UBS AG lifted their price objective on shares of Sirius XM Holdings (NASDAQ:SIRI) from $3.34 to $4.00 in a research report issued on Tuesday, Analyst Ratings News reports. Analysts at Zacks reiterated a “neutral” rating on shares of Sirius XM Holdings Inc. (NASDAQ:SIRI) in a research note on Thursday, April 3rd. Sirius…

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Financial Sector Most Active Stocks: Itau Unibanco Holding (NYSE:ITUB), Citigroup Inc (NYSE:C), JPMorgan Chase (NYSE:JPM), Wells Fargo (NYSE:WFC)

Zacks reaffirmed their outperform rating on shares of Itau Unibanco Holding Sociedade Anonima (ADR) (NASDAQ:ITUB) in a report issued on Monday, Analyst Ratings Network.com reports. Zacks has also updated their ratings on a number of other stocks in the last week. The firm downgraded shares of Giant Interactive Group from an outperform rating to a…

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Basic Material Most Active Stocks: Alcoa Inc (NYSE:AA), Exxon Mobil Corporation (NYSE:XOM), Kinross Gold (NYSE:KGC), Marathon Oil (NYSE:MRO)

Alcoa Inc (NYSE:AA) kicked off the U.S. earnings season, gaining after markets closed as it posted better-than-estimated results. The largest U.S. producer of aluminum forecast global demand will exceed production this year, projecting an end to an almost decade-long surplus driven by Chinese output. Alcoa Inc (NYSE:AA) stock performance was 0.48% in last session and…

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Biotech Volatile Stocks: PTC Therapeutics (NASDAQ:PTCT), Agios Pharmaceuticals Inc (NASDAQ:AGIO), BioCryst Pharmaceuticals (NASDAQ:BCRX), TG Therapeutics (NASDAQ:TGTX)

PTC Therapeutics, Inc. (NASDAQ:PTCT) announced a corporate update and reported its financial results for the fourth quarter and full-year ended December 31, 2013. In April 2013, PTC Therapeutics, Inc. (NASDAQ:PTCT) initiated the confirmatory Phase 3 ACT DMD (Ataluren Confirmatory Trial in DMD) clinical trial evaluating ataluren as a potential treatment for patients with nonsense mutation…

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Biotech bearish stocks: Prothena Corporation (NASDAQ:PRTA), Oncomed Pharmaceuticals (NASDAQ:OMED), Enanta Pharmaceuticals (NASDAQ:ENTA), Vanda Pharmaceuticals (NASDAQ:VNDA)

Shares of Prothena Corp PLC (NASDAQ:PRTA) were the recipient of a large increase in short interest in the month of January. As of March 14th, there was short interest totaling 824,645 shares, an increase of 35.0% from the February 28th total of 610,797 shares, AnalystRatingsNetwork.com reports. Prothena Corporation PLC (NASDAQ:PRTA) stock performance was -13.98% in…

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