Research Analysts’ upgrades for Thursday, October 12th:

Canadian Pacific Railway Limited (NYSE:CP) (TSE:CP) was upgraded by analysts at J P Morgan Chase & Co from a neutral rating to an overweight rating.

Delta Air Lines (NYSE:DAL) was upgraded by analysts at Imperial Capital to an outperform rating.

Physicians Realty Trust (NYSE:DOC) was upgraded by analysts at KeyCorp to an overweight rating.

Glu Mobile (NASDAQ:GLUU) was upgraded by analysts at Benchmark Co. from a hold rating to a buy rating.

Infinity Pharmaceuticals (NASDAQ:INFI) was upgraded by analysts at Wells Fargo & Company from a market perform rating to an outperform rating.

Kroger Company (The) (NYSE:KR) was upgraded by analysts at Stephens from an underweight rating to an equal weight rating.

Pretium Resources (NYSE:PVG) (TSE:PVG) was upgraded by analysts at UBS AG from a market perform rating to an outperform rating.

Transocean (NYSE:RIG) was upgraded by analysts at Citigroup Inc. from a neutral rating to a buy rating.

Ignyta (NASDAQ:RXDX) was upgraded by analysts at Zacks Investment Research from a hold rating to a buy rating. They currently have $16.00 price target on the stock. According to Zacks, “Ignyta, Inc. is a biotechnology company. It develops precision medicine with integrated Rx/Dx solutions for cancer patients. The company focuses on the development of RXDX-101, its proprietary oral tyrosine kinase inhibitor that targets solid tumor indications, and advancing its novel Spark discovery programs that leverage its proprietary cancer genomic and epigenomic knowledge bases. Ignyta, Inc. is based in San Diego, California. “

Superconductor Technologies (NASDAQ:SCON) was upgraded by analysts at Zacks Investment Research from a sell rating to a hold rating. According to Zacks, “Superconductor Technologies Inc. manufactures and markets high-performance filters to service providers and original equipment manufacturers in the mobile wireless telecommunications industry. The company’s product, the SuperFilter, combines high-temperature superconductors with cryogenic cooling technology to produce a filter with significant advantages over conventional filters. The company was engaged primarily in research and development and generated revenues primarily from government research contracts. “

Selecta Biosciences (NASDAQ:SELB) was upgraded by analysts at Zacks Investment Research from a sell rating to a hold rating. According to Zacks, “Selecta Biosciences, Inc. is a biopharmaceutical company which develops targeted immunotherapies and vaccines. Its product pipelineincludes gene therapy, food allergy, malaria; SEL-212, which is a therapeutic enzyme indicated for refractory gout; SEL-070, which is indicated for smoking cessation and relapse prevention; SEL-701, which is indicated for the treatment of human papillomavirus associated cancer and SEL-212 consists of SVP-Rapamycin co-administered with pegsiticase, its pegylated uricase. Selecta Biosciences, Inc. is based in Watertown, United States. “

Senestech (NASDAQ:SNES) was upgraded by analysts at Zacks Investment Research from a sell rating to a hold rating. According to Zacks, “SenesTech, Inc. developed technology for managing animal pest populations through fertility control as opposed to a lethal approach. The Company’s fertility control product candidate, ContraPest(R), will be marketed for use initially in controlling rat infestations. SenesTech, Inc. is based in Flagstaff, Arizona. “

Spirit Realty Capital (NYSE:SRC) was upgraded by analysts at Zacks Investment Research from a hold rating to a buy rating. Zacks Investment Research currently has $9.50 price target on the stock. According to Zacks, “Spirit Realty Capital, Inc. is a real estate investment trust. It acquires single tenant, operationally essential real estate where the tenants conduct retail, service or distribution activities. The Company has investments throughout the United States. Its portfolio of properties is leased to tenants operating in different industries which includes restaurants; general, specialty and discount retailers; movie theatres; education facilities; health, fitness and recreational facilities; automotive dealers, parts and service facilities; and supermarkets. Spirit Realty Capital, Inc. is based in Scottsdale, Arizona. “

Trecora Resources (NYSE:TREC) was upgraded by analysts at Zacks Investment Research from a sell rating to a hold rating. According to Zacks, “Trecora Resources owns and operates a petrochemical facility located in southeast Texas. It produces petrochemical solvents and other petroleum based products, including isopentane, normal pentane, isohexane, and hexane for use in the production of polyethylene, packaging, polypropylene, expandable polystyrene, poly-iso/urethane foams, and crude oil from the Canadian tar sands, as well as in the catalyst support industries. The Company also owns undeveloped mineral properties, primarily in Saudi Arabia. Trecora Resources, formerly known as Arabian American Development Company, is based in Sugar Land, Texas. “

Mammooth Energy (NASDAQ:TUSK) was upgraded by analysts at Zacks Investment Research from a hold rating to a buy rating. They currently have $18.00 target price on the stock. According to Zacks, “Mammoth Energy Services, Inc. is an integrated oilfield service company. Its segment consists of Contract Land and Directional Drilling Services; Completion and Production Services; Natural Sand Proppant Services, and Remote Accommodation Services. Mammoth Energy Services, Inc. is based in OKLAHOMA CITY, United States. “

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