Analysts’ upgrades for Tuesday, August 8th:

Apollo Investment Corp. (NASDAQ:AINV) was upgraded by analysts at Zacks Investment Research from a sell rating to a hold rating. According to Zacks, “Apollo Investment Corporation is a closed-end investment company that has elected to be treated as a business development company under the Investment Company Act of 1940. The Company’s investment portfolio will be principally in middle-market private companies. “

Aerojet Rocketdyne Holdings (NYSE:AJRD) was upgraded by analysts at Zacks Investment Research from a sell rating to a hold rating. According to Zacks, “Aerojet Rocketdyne Holdings, Inc. focuses on developing military, civil and commercial systems and components for the aerospace and defense industry markets. Aerojet Rocketdyne Holdings, Inc., formerly known as GenCorp, Inc., is headquartered in Sacramento, California. “

Alamo Group (NYSE:ALG) was upgraded by analysts at Zacks Investment Research from a hold rating to a buy rating. Zacks Investment Research currently has $104.00 price target on the stock. According to Zacks, “Alamo Group Inc. is a leading manufacturer of high quality equipment for right-of-way maintenance and agriculture. Their products include tractor-mounted mowing and other vegetation maintenance equipment, street sweepers, agricultural implements and related after market parts and services. They emphasize high quality, cost efficient products for their customers and strive to develop and market innovative products while constantly monitoring and containing their manufacturing and overhead costs. “

American Midstream Partners, (NYSE:AMID) was upgraded by analysts at Zacks Investment Research from a sell rating to a hold rating. According to Zacks, “American Midstream Partners, LP is a growth-oriented limited partnership formed to provide critical midstream infrastructure that links producers of natural gas, crude oil, NGLs, condensate and specialty chemicals to end-use markets. American Midstream¬ís assets are strategically located in some of the most prolific onshore and offshore basins in the Permian, Eagle Ford, East Texas, Bakken and Gulf Coast. American Midstream owns or has an ownership interest in approximately 4,000 miles of interstate and intrastate pipelines, as well as ownership in gas processing plants, fractionation facilities, an offshore semisubmersible floating production system with nameplate processing capacity of 80 MBbl/d of crude oil and 200 MMcf/d of natural gas; and terminal sites with approximately 6.7 MMBbls of storage capacity. The Partnership owns the third largest cylinder exchange business and one of the largest regional retail propane providers. “

Amyris (NASDAQ:AMRS) was upgraded by analysts at Zacks Investment Research from a sell rating to a hold rating. According to Zacks, “Amyris INC is an integrated renewable products company applying industrial synthetic biology to genetically modify microorganisms to serve as living factories. Amyris designs these microorganisms to produce defined molecules for use as renewable chemicals and transportation fuels. The Company is engaged in the development of farmesene- a molecule, which serves as the base chemical building block for a wide range of renewable products to replace existing products that are derived from petroleum, plant or animal sources and that may be of lower quality or higher price. Amyris INC is headquartered in Emeryville, CA. “

Apptio (NASDAQ:APTI) was upgraded by analysts at Zacks Investment Research from a hold rating to a buy rating. The firm currently has $19.00 target price on the stock. According to Zacks, “Apptio, Inc. is a provider of cloud-based technology business management software for managing business of information technology. It offers cloud application which includes Apptio Cost Transparency, Apptio IT Planning, Apptio IT Benchmarking, Apptio Business Insights and Apptio Bill of IT. The company also offers Data Studio, Model Studio and Report Studio under TBM Studio. Apptio, Inc. is based in Bellevue, United States. “

Aurinia Pharmaceuticals (NASDAQ:AUPH) (TSE:AUP) was upgraded by analysts at Zacks Investment Research from a sell rating to a hold rating. According to Zacks, “Aurinia Pharmaceuticals Inc. is a late stage biopharmaceutical company. It focuses on the development of therapeutic immunomodulating drug candidate. The company’s lead drug includes Voclosporin for the treatment of lupus nephritis. Aurinia Pharmaceuticals Inc. is headquartered in Victoria, Canada. “

Ballard Power Systems (NASDAQ:BLDP) (TSE:BLD) was upgraded by analysts at Zacks Investment Research from a hold rating to a buy rating. They currently have $3.25 price target on the stock. According to Zacks, “Ballard Power Systems focuses on developing and bringing to market PEM fuel cell systems for transportation, stationary, and portable applications. Ballard now offers key subsystems and components that are based on technology developed in support of Ballard fuel cell products. Their focus is on further enhancing product performance, reducing costs, designing market-viable products, developing additional volume-manufacturing capabilities, and continuing to build customer and supplier relationships. “

Cantel Medical Corp. (NYSE:CMD) was upgraded by analysts at Zacks Investment Research from a sell rating to a hold rating. According to Zacks, “Cantel Medical Corp. is a healthcare company concentrating primarily in infection prevention and control products and diagnostic and therapeutic medical equipment. Through its United States subsidiary, MediVators, Inc., Cantel serves customers worldwide by designing, developing, manufacturing, marketing and distributing innovative products for the infection prevention and control industry. “

California Resources Corporation (NYSE:CRC) was upgraded by analysts at Zacks Investment Research from a sell rating to a hold rating. According to Zacks, “California Resources Corporation is engaged in exploration and production of oil and gas. The Company produces, gathers, processes and markets crude oil, natural gas, natural gas liquids and electricity primarily in the State of California. California Resources Corporation is based in Los Angeles, California. “

Douglas Emmett (NYSE:DEI) was upgraded by analysts at Stifel Nicolaus from a hold rating to a buy rating. Stifel Nicolaus currently has $42.00 target price on the stock, up from their previous target price of $38.00.

Spark Therapeutics (NASDAQ:ONCE) was upgraded by analysts at Chardan Capital from a neutral rating to a buy rating. They currently have $100.00 price target on the stock, up from their previous price target of $60.00.

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