Equity Brief: Upgrades and Downgrades for September 7th: ADNC, ADNC, ADTN, ANV, APOL, ARCT, AREX, AZN, BCS

A number of stocks were upgraded and downgraded by equities research analysts today, as reported by Analyst Ratings Network (http://bit.ly/arndailyr) and Equity Brief:

Pacific Crest  downgraded shares of Audience Inc ADNC from an outperform rating to a sector perform rating.

Credit Suisse  downgraded shares of Audience Inc ADNC from an outperform rating to an underperform rating.

Deutsche Bank  downgraded shares of Audience Inc ADNC from a buy rating to a sell rating.

JPMorgan Chase  downgraded shares of Audience Inc ADNC from an overweight rating to a neutral rating.

Jefferies Group  downgraded shares of ADTRAN, Inc. ADTN from a hold rating to an underperform rating.

Macquarie  downgraded shares of Allied Nevada Gold Corp ANV from a neutral rating to an underperform rating.

Deutsche Bank  downgraded shares of Apollo Group, Inc. APOL from a hold rating to a sell rating. Their analysts now have a $25.00 price target on the stock.

Ladenburg Thalmann  downgraded shares of American Realty Capital Trust, Inc. ARCT from a buy rating to a neutral rating.

C.K. Cooper  initiated coverage on shares of Approach Resources Inc. AREX. They issued a buy rating on the stock and set a $43.00 price target.

Morgan Stanley  upgraded shares of AstraZeneca AZN from an underweight rating to an equal weight rating.

Deutsche Bank  upgraded shares of Barclays Capital BCS from a hold rating to a buy rating.

Northland Securities  initiated coverage on shares of BIOLASE Inc BIOL. They issued an outperform rating on the stock and set a $4.00 price target.

Global Hunter Securities  downgraded shares of Brigus Gold BRD from an accumulate rating to a neutral rating. Their analysts now have a $1.00 price target on the stock, down previously from $1.40.

Citigroup  upgraded shares of Boston Properties BXP from a neutral rating to a buy rating. Citigroup now has a $128.00 price target on the stock, up previously from $110.00.

Credit Agricole  downgraded shares of Boyd Gaming BYD from an outperform rating to an underperform rating. Their analysts now have a $6.40 price target on the stock.

Cantor Fitzgerald  raised its price target on shares of Celgene CELG from $76.00 to $82.00. They have a buy rating on the stock.

ThinkEquity  initiated coverage on shares of CareFusion Co. CFN. They issued a buy rating on the stock and set a $30.00 price target.

Lazard Capital  initiated coverage on shares of Chemtura CHMT. They issued a buy rating on the stock and set a $25.00 price target.

FBR Capital  initiated coverage on shares of Canadian National Railway CNI. They issued an outperform rating on the stock and set a $115.00 price target.

Dahlman Rose  raised its price target on shares of CONSOL Energy Inc. CNX from $35.00 to $38.00. They have a buy rating on the stock.

FBR Capital  initiated coverage on shares of Canadian Pacific Railway Limited CP. They issued an underperform rating on the stock and set a $71.00 price target.

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