Analysts’ downgrades for Saturday, August 26th:

Navios Maritime Holdings (NYSE:NM) was downgraded by analysts at Zacks Investment Research from a hold rating to a sell rating. According to Zacks, “Navios Maritime Holdings Inc. is a seaborne shipping and logistics company engaged in the transport and transshipment of drybulk commodities including iron ore, coal and grain. It operates in three segments: Drybulk Vessel Operations, Tanker Vessel Operations and Logistics Business. The Company also engages in operating ports and transfer station terminals and handles vessels, barges, and push boats, as well as operates upriver transport facilities in the Hidrovia region. Navios Maritime Holdings Inc. is headquartered in Piraeus, Greece. “

Bank of N.T. Butterfield & Son Limited (The) (NYSE:NTB) was downgraded by analysts at Zacks Investment Research from a buy rating to a hold rating. According to Zacks, “The Bank of N.T. Butterfield & Son Limited offers bank and wealth management services. It provides retail and corporate banking products and services as well as wealth management solutions comprising trust, private banking and asset management. The company operates primarily in Bermuda, the Cayman Islands, Guernsey, The Bahamas, Switzerland and the United Kingdom. The Bank of N.T. Butterfield & Son Limited is headquartered in Hamilton, Bermuda. “

OC OERLIKON CORP CHF1 (NASDAQ:OERLF) was downgraded by analysts at Zacks Investment Research from a buy rating to a hold rating. According to Zacks, “OC Oerlikon Corporation AG provides technologies and services. Its operating segment consists of Surface Solutions, Manmade Fibers and Drive Systems. OC Oerlikon Corporation AG is headquartered in Pfäffikon, Switzerland. “

OpGen (NASDAQ:OPGN) was downgraded by analysts at Zacks Investment Research from a buy rating to a hold rating. According to Zacks, “OpGen, Inc. is a microbial genetics analysis company. The Company offers optical mapping services for analysis of microbial, yeast and fungal genomic architecture. OpGen, Inc. headquartered in Gaithersburg, Maryland. “

Paramount Group (NASDAQ:PGRE) was downgraded by analysts at Zacks Investment Research from a buy rating to a hold rating. According to Zacks, “Paramount Group, Inc. is a real estate investment trust focused on owning, operating and managing Class A office properties. It provides asset management, leasing, acquisitions, redevelopment and financing. The Company owns properties in New York City, Washington D.C. and San Francisco. Paramount Group, Inc. is based in the United States. “

Premier (NASDAQ:PINC) was downgraded by analysts at Zacks Investment Research from a hold rating to a sell rating. According to Zacks, “Premier, Inc. operates as a healthcare alliance. The company brings together hospitals, health systems, physicians and other healthcare providers primarily in the United States. It also maintains clinical, financial and outcomes databases. Premier, Inc. is headquartered in Charlotte, North Carolina. “

Ritter Pharmaceuticals (NASDAQ:RTTR) was downgraded by analysts at Zacks Investment Research from a buy rating to a hold rating. According to Zacks, “Ritter Pharmaceuticals, Inc. is involved in developing therapeutic products to treat inflammatory, gastrointestinal and metabolic diseases. Its lead product candidate is RP-G28, a novel microbiome modulator, which is under development for the reduction of symptoms associated with lactose intolerance. Ritter Pharmaceuticals, Inc. is headquartered in Los Angeles, California. “

SCYNEXIS (NASDAQ:SCYX) was downgraded by analysts at Zacks Investment Research from a buy rating to a hold rating. According to Zacks, “SCYNEXIS, Inc. is a pharmaceutical company. It is engaged in the discovery, development, and commercialization of anti-infectives to address unmet therapeutic needs. The Company is developing its lead product candidate, SCY-078, as an oral and intravenous (IV) drug for the treatment of serious and life-threatening invasive fungal infections in humans. It also provides contract research and development services. SCYNEXIS, Inc. is headquartered in Durham, North Carolina. “

Seiko Epson Corp (NASDAQ:SEKEY) was downgraded by analysts at Zacks Investment Research from a buy rating to a hold rating. According to Zacks, “Seiko Epson Corporation is engaged in the development, manufacturing, sales, marketing and servicing of information-related equipment, electronic devices, precision products and other products. The Information Equipment segment manufactures and offers computers and peripherals, including PCs, printers, scanners and projectors. The Electronic Devices and Precision Equipment segment is engaged in the development, manufacture and sale of quartz devices, semiconductors, and displays, watches, plastic corrective lenses, and factory automation equipment. Seiko Epson Corporation has its head office in Suwa, Nagano. “

1st Source Corporation (NASDAQ:SRCE) was downgraded by analysts at Zacks Investment Research from a buy rating to a hold rating. According to Zacks, “1ST SOURCE CORP.is a bank holding company engaged in general banking business. The bank offers a broad range of commercial banking, personal banking and trust services. In addition, 1st Source Bank provides highly specialized financing services for: automobile fleets in the rental and leasing industries; privately-held used aircraft; heavy duty trucks and construction equipment.These services are marketed nationwide. “

Ssab Svenskt (OTCMKTS:SSAAY) was downgraded by analysts at Zacks Investment Research from a buy rating to a hold rating. According to Zacks, “SSAB Svenskt Stal AB engages in the provision of steel and construction solutions. The company’s operating segment consists of SSAB Special Steels, SSAB Europe, SSAB Americas, Tibnor and Ruukki Construction. SSAB Special Steels segment provides marketing and sales of SSAB’s quenched and tempered steels. SSAB EMEA segment pertains to Europe, the Middle East and Africa. SSAB Americas segment refers to North and Latin America. SSAB APAC segment consists of Asia, Australia and New Zealand. Tibnor segment is the distribution of steel and metals. Ruukki Construction is engaged in the sales and production of energy-efficient building and construction solutions. It’s also operates in the Automotive, Construction Machinery, Material Handling and Heavy Transport segment. SSAB Svenskt Stal AB is headquartered in Stockholm, Sweden. “

Swedish Orphan Bio Spon (NASDAQ:SWTUY) was downgraded by analysts at Zacks Investment Research from a buy rating to a hold rating. According to Zacks, “Swedish Orphan Biovitrum AB is a biopharmaceutical company which develops and makes drugs for patients with rare diseases. Its product portfolio primarily includes Kineret within the inflammation therapeutic area, Orfadin, Ammonaps and Ammonul within the genetics and metabolic therapeutic which are in clinical trial stage. Swedish Orphan Biovitrum AB is headquartered in Stockholm, Sweden. “

Get Analysts' Upgrades and Downgrades Daily - Enter your email address below to receive a concise daily summary of analysts' upgrades, downgrades and new coverage with MarketBeat.com's FREE daily email newsletter.