Free Research Report on Core Laboratories N.V., Liberty Global, Inc., Charter Communications, Inc. and HollyFrontier Corp.

NEW YORK, NY -- (Marketwire) -- 02/05/13 -- Today, Traders Insight announced new research reports highlighting Core Laboratories N.V. (NYSE: CLB), Liberty Global, Inc. (NASDAQ: LBTYA), Charter Communications, Inc. (NASDAQ: CHTR) and HollyFrontier Corp. (NYSE: HFC). Today's readers may access these reports free of charge - including full price targets, industry analysis and analyst ratings - via the links below.

Core Laboratories N.V. Research Report
Core Laboratories NV is a Netherlands-based provider of reservoir description, production enhancement and reservoir management services to the oil and gas industry. It operates three segments: reservoir description, production enhancement and reservoir management. Reservoir Description encompasses characterization of petroleum reservoir rock, fluid and gas samples. It provides analytical and field services to characterize properties of crude oil and petroleum products. The Full Research Report on Core Laboratories N.V. -- including full detailed breakdown, analyst ratings and price targets -- is available to download free of charge at: [www.TradersInsight.net/r/2013-02-05/46b4_CLB]

Liberty Global, Inc. Research Report
Liberty Global, Inc. (LGI) is an international provider of video, broadband Internet and telephony services, with broadband communications and/or direct-to-home satellite (DTH) operations, As of December 31, 2011, the Company was serving 19.5 million customers across 13 countries, primarily in Europe and Chile. Its European and Chilean operations are conducted through its 99.6%-owned subsidiary, Liberty Global Europe Holding BV (Liberty Global Europe). The Full Research Report on Liberty Global, Inc. -- including full detailed breakdown, analyst ratings and price targets -- is available to download free of charge at: [www.TradersInsight.net/r/2013-02-05/6448_LBTYA]

Charter Communications, Inc. Research Report
Charter Communications, Inc. is a United States-based company that is engaged in the provision of broadband and cable communication services and solutions. The Company provides advanced video, including High-Definition programming and Digital Video Recorder service, high-speed Internet, and telephone services to approximately 5.2 million residential and business customers in 25 states. The Full Research Report on Charter Communications, Inc. -- including full detailed breakdown, analyst ratings and price targets -- is available to download free of charge at: [www.TradersInsight.net/r/2013-02-05/bf12_CHTR]

HollyFrontier Corp. Research Report
HollyFrontier Corporation (HollyFrontier), formerly Holly Corporation, is a petroleum refiner, which produces light products, such as gasoline, diesel fuel, jet fuel, specialty lubricant products, and specialty and modified asphalt. HollyFrontier operates in two segments: Refining and Holly Energy Partners, L.P. (HEP). The Refining segment includes the operations of its El Dorado, Tulsa, Navajo, Cheyenne and Woods Cross Refineries and NK Asphalt. The Full Research Report on HollyFrontier Corp. -- including full detailed breakdown, analyst ratings and price targets -- is available to download free of charge at: [www.TradersInsight.net/r/2013-02-05/2af5_HFC]

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