Research Analysts Changed These Stock Ratings Today

Following is information about companies for which Wall St. analysts either upgraded or downgraded their ratings today.

Upgrades

  • Gen-Probe (NASDAQ:GPRO): Canaccord Genuity upgraded its rating from Hold to Buy and changed its price target to $67.  The shares recently traded at $56.38, and have traded in a 52-week range of $45.83 to $86.96.  About the company: Gen-Probe Incorporated develops, manufactures, and commercializes diagnostic products based on its genetic probe technologies. The company’s products are used for the clinical diagnosis of human diseases and for screening donated human blood. Clinical diagnostic products are marketed to laboratories and public health institutions in the United States and Canada.
  • Natl Oilwell Varco (NYSE:NOV): Argus upgraded its rating from Hold to Buy and changed its price target to $90.  The shares recently traded at $63.64, and have traded in a 52-week range of $39.29 to $86.71.  About the company: National Oilwell Varco Inc. designs, manufactures, and sells machinery, equipment, and downhole products used in oil and gas drilling and production. The Company also provides oilfield inspection and other services, and supply chain integration services to the upstream oil and gas industry.
  • Advanced Semi (NYSE:ASX): HSBC Securities upgraded its rating from Neutral to Overweight.  The shares recently traded at $4.49, and have traded in a 52-week range of $3.19 to $5.97.  No price target was given.  About the company: Advanced Semiconductor Engineering Inc. manufactures and markets integrated circuit packages for computer and industrial applications. The Company also produces notebook computers. Advanced Semiconductor sells its products in Taiwan and exports to North America, Asia, and Europe.
  • Siliconware Precision (NASDAQ:SPIL): HSBC Securities upgraded its rating from Neutral to Overweight.  The shares recently traded at $4.51, and have traded in a 52-week range of $3.91 to $7.27.  No price target was given.  About the company: Siliconware Precision Industries Company operates integrated circuit packaging consultation, design, simulation, assembly, and final test. The current products are quad flat package and small outline package.
  • United Micro (NYSE:UMC): HSBC Securities upgraded its rating from Neutral to Overweight.  No price target was given. The shares recently traded at $1.94, and have traded in a 52-week range of $1.79 to $3.52.  About the company: United Microelectronics Corporation designs, manufactures, and markets integrated circuits (NYSE:ICS) and related electronic products. The Company’s main products are consumer electronic ICs, memory ICs, personal computer peripheral ICs, and communication ICs.

Downgrades

  • KMG Chemicals (NASDAQ:KMGB): Canaccord Genuity downgraded its rating from Buy to Hold and changed its price target from $22 to $15. The shares recently traded at $12.99 and have traded in a 52-week range of $12.90 to $20.69. About the company: KMG Chemicals, Inc. manufactures, formulates, and globally distributes specialty chemicals. The Company operates segments involved in the electronic chemicals, industrial wood preserving, and animal health businesses.
  • LDK Solar (NYSE:LDK): Argus downgraded its rating from Hold to Sell.  No price target was given.  The shares recently traded at $5.30 and have traded in a 52-week range of $4.65 to $15.10.  About the company: LDK Solar Company, Ltd. manufactures multicrystalline solar wafers. The Company sells multicrystalline wafers globally to manufacturers of photovoltaic products including solar cells and solar modules. Solar wafers are the principal raw material used to produce solar cells which convert sunlight into electricity.
  • Nike (NYSE:NKE): HSBC Securities downgraded its rating from Overweight to Neutral and changed its price target from $100 to $96. The shares recently traded at $84.04 and have traded in a 52-week range of $69.43 to $94.23. About the company: NIKE, Inc. designs, develops, and markets athletic footwear, apparel, equipment, and accessory products for men, women, and children. The Company sells its products worldwide to retail stores, through its own stores, subsidiaries, and distributors.

(Note: Data on stock ratings are sourced from Briefing.com, via the Wall St. Journal. Selected financial data are sourced from Google Finance. All data are assumed to be accurate.)