Stock Analysts’ downgrades for Tuesday, December 19th:

Alder BioPharmaceuticals (NASDAQ:ALDR) was downgraded by analysts at BidaskClub from a sell rating to a strong sell rating.

Arena Pharmaceuticals (NASDAQ:ARNA) was downgraded by analysts at BidaskClub from a strong-buy rating to a buy rating.

BSB Bancorp (NASDAQ:BLMT) was downgraded by analysts at BidaskClub from a sell rating to a strong sell rating.

Colliers International Group (NASDAQ:CIGI) (TSE:CIGI) was downgraded by analysts at BidaskClub from a buy rating to a hold rating.

CME Group (NASDAQ:CME) was downgraded by analysts at BidaskClub from a buy rating to a hold rating.

Energy Recovery (NASDAQ:ERII) was downgraded by analysts at BidaskClub from a buy rating to a hold rating.

Financial Institutions (NASDAQ:FISI) was downgraded by analysts at BidaskClub from a buy rating to a hold rating.

Glu Mobile (NASDAQ:GLUU) was downgraded by analysts at BidaskClub from a buy rating to a hold rating.

Heritage Commerce (NASDAQ:HTBK) was downgraded by analysts at BidaskClub from a buy rating to a hold rating.

Jack in the Box (NASDAQ:JACK) was downgraded by analysts at BidaskClub from a sell rating to a strong sell rating.

Lantheus (NASDAQ:LNTH) was downgraded by analysts at BidaskClub from a buy rating to a hold rating.

Logitech International (NASDAQ:LOGI) was downgraded by analysts at BidaskClub from a buy rating to a hold rating.

Magellan Health (NASDAQ:MGLN) was downgraded by analysts at BidaskClub from a strong-buy rating to a buy rating.

Nice (NASDAQ:NICE) was downgraded by analysts at BidaskClub from a hold rating to a sell rating.

O'Reilly Automotive (NASDAQ:ORLY) was downgraded by analysts at BidaskClub from a sell rating to a strong sell rating.

POET Technologies (OTCMKTS:POETF) was downgraded by analysts at Zacks Investment Research from a hold rating to a sell rating. According to Zacks, “POET Technologies Inc. and its subsidiaries are developers of opto-electronic and photonic fabrication processes, devices and products. It offers photonic sensing and optical light source products. The company operates primarily in the United States, Canada and Singapore. POET Technologies Inc. is headquartered in Toronto, Canada. “

Rigel Pharmaceuticals (NASDAQ:RIGL) was downgraded by analysts at BidaskClub from a sell rating to a strong sell rating.

Resaas Services (OTCMKTS:RSASF) was downgraded by analysts at Zacks Investment Research from a hold rating to a sell rating. According to Zacks, “Resaas Services Inc. engages in the provision of design, development and commercialization of online platforms. The company developed a cloud-based social business software platform for the real estate services industry. Resaas Services Inc. is headquartered in Vancouver, Canada. “

Shenandoah Telecommunications (NASDAQ:SHEN) was downgraded by analysts at BidaskClub from a hold rating to a sell rating.

Sears (NASDAQ:SHLD) was downgraded by analysts at BidaskClub from a sell rating to a strong sell rating.

Sarepta Therapeutics (NASDAQ:SRPT) was downgraded by analysts at BidaskClub from a buy rating to a hold rating.

Sierra Wireless (NASDAQ:SWIR) (TSE:SW) was downgraded by analysts at BidaskClub from a sell rating to a strong sell rating.

Symantec (NASDAQ:SYMC) was downgraded by analysts at BidaskClub from a hold rating to a sell rating.

United Community Financial (NASDAQ:UCFC) was downgraded by analysts at BidaskClub from a hold rating to a sell rating.

AMERCO (NASDAQ:UHAL) was downgraded by analysts at BidaskClub from a sell rating to a strong sell rating.

Receive News & Ratings for Alder BioPharmaceuticals Inc Daily - Enter your email address below to receive a concise daily summary of the latest news and analysts' ratings for Alder BioPharmaceuticals Inc and related companies with MarketBeat.com's FREE daily email newsletter.