Analysts' Actions: RIMM, SIRI, AMGN, HD

NEW YORK ( TheStreet) -- CHANGE IN RATINGS

Acorda ( ACOR) downgraded at JP Morgan from Overweight to Neutral, JP Morgan said. $30 price target. Company has limited upside earnings potential.

Altera ( ALTR) downgraded at ThinkEquity from Buy to Hold, ThinkEquity said. Valuation call, based on a $40 price target.

Amgen ( AMGN) downgraded at JP Morgan from Overweight to Neutral, JP Morgan said. Stock is up 25% in the past two months. $75 price target.

Bristow ( BRS) rated new Buy at Dahlman. $54 price target. Company is less cyclical than its peers.

Comerica ( CMA) upgraded to buy at TheStreet Ratings.

Continental Resources ( CLR) downgraded at Jefferies to Hold from Buy, Jefferies said. Adjustments based on lower 2012 and long-term natural gas price deck.

Concur Technologies ( CNQR) downgraded at FBR from Outperform to Market Perform, FBR Capital Markets said. Valuation call, based on a $52 price target.

ConocoPhillips ( COP) downgraded at UBS to Sell from Neutral, UBS said. $60 price target. Spin off highlights aggressive upstream valuation.

Forest Oil ( FST) downgraded at Jefferies to Hold from Buy, Jefferies said. $13 price target. Adjustments based on lower 2012 and long-term natural gas price deck.

Janus Capital ( JNS) upgraded at JP Morgan to Neutral, JP Morgan said. Company is leveraged to better equity returns.

McMoran Exploration ( MMR) downgraded at JP Morgan to Underweight, JP Morgan said. Davy Jones well results could prove disappointing.

Procter & Gamble ( PG) downgraded at Stifel from Buy to Hold, Stifel Nicolaus said. Valuation call.

Research in Motion ( RIMM) upgraded at Deutsche from Sell to Hold, Deutsche Bank said. $18 price target. New management's strategy will be key to survival.

Sirius XM Radio ( SIRI) downgraded at Morgan Stanley to Equal-weight, Morgan Stanley said. $2.30 price target. Stock is up 15% since pre-announcement and 2012 expectations may prove optimistic.

Salix Pharmaceuticals ( SLXP) downgraded at JMP from Outperform to Market Perform, JMP Securities said. Valuation call, as the stock is already pricing in a lot of good news.

Suntrust Banks ( STI) downgraded at BofA/Merrill from Neutral to Underperform, Bank of America/Merrill Lynch said. Earnings recovery will likely take longer than 12 months. $19 price target.

Viropharma ( VPHM) downgraded at JP Morgan from Overweight to Neutral, JP Morgan said. Valuation call, based on a $35 price target. Stock is up 69% since October.

Waters ( WAT) upgraded at JP Morgan from Neutral to Overweight, JP Morgan said. $90 price target. Company can continue to gain market share, despite exposure to Europe.

STOCK COMMENTS / EPS CHANGES

BB&T ( BBT) target raised at Citigroup to $29, Citigroup said. Company is now being priced similar to other high quality names. Neutral rating.

BB&T estimates, target raised at Morgan Stanley. Shares of BBT now seen reaching $30, according to Morgan Stanley. Estimates also increased, on lower loss provisions. Overweight rating.

Blackrock ( BLK) estimates, target increased at BofA/Merrill through 2013, Bank of America/Merrill Lynch said. Company is seeing higher asset inflows. Buy rating and new $229 price target.

Comerica ( CMA) estimates, target upped at Guggenheim. CMA estimates were boosted through 2013, Guggenheim said. Company is realizing higher loan growth. Buy rating and new $34 price target.

Comerica estimates raised at Oppenheimer through 2013, Oppenheimer said. Better results led by broad-based loan growth. Outperform rating.

Comerica numbers raised at Jefferies. Shares of CMA now seen reaching $28, Jefferies said. Estimates also raised on strong loan growth. Hold rating.

Capital One ( COF) numbers lowered at Citigroup. Shares of COF now seen reaching $58, according to Citigroup. Estimates also lowered on higher operating expenses and lower net interest income. Buy rating.

EQT Corporation ( EQT) numbers cut at Citigroup. Shares of EQT now seen reaching $52, according to Citigroup. Estimates also lowered on suspended Huron drilling. Neutral rating.

Home Depot ( HD) target raised at UBS to $50, according to UBS. Gradual migration to the web provides opportunity. Buy rating.

Priceline.com ( PCLN) numbers reduced at Credit Suisse. Shares of PCLN now seen reaching $710, according to Credit Suisse. Currency is weighing on earnings. Outperform rating. Public Service ( PEG) numbers lowered at Goldman. PEG estimates were cut through 2014, Goldman Sachs said. Company is seeing lower BGS auction results. Neutral rating and new $32 price target.

Pier 1 ( PIR) estimates, target raised at BofA/Merrill. Shares of PIR now seen reaching $20, according to Bank of America/Merrill Lynch said. Company had solid holiday sales and is seeing better pricing power. Buy rating.

Plexus ( PLXS) estimates, target increased at Credit Suisse. PLXS estimates were raised through 2013, Credit Suisse said. Company is riding a wave of new projects. Outperform rating and new $44 price target.

PPG Industries ( PPG) numbers boosted at Goldman. Shares of PPG now seen reaching $98, according to Goldman Sachs. Estimates also upped, as the company is seeing lower interest costs and buying back more stock. Neutral rating.

Ralcorp Holding ( RAH) estimates lowered at UBS through 2013, UBS said. Greater than expected costs associated with Post's brand stabilization efforts. Neutral rating.

Schlumber ( SLB) estimates, target cut at Credit Suisse. Shares of SLB now seen reaching $92, according to Credit Suisse. Estimates also reduced, given lower expected U.S. pricing. Outperform rating.

Sonoco Products ( SON) numbers cut at Goldman. Shares of SON now seen reaching $31, according to Goldman Sachs. Estimates also reduced, as the company is realizing lower margins. Neutral rating.

Tiffany & Co ( TIF) numbers lowered at Oppenheimer. Shares of TIF now seen reaching $75, Oppenheimer said. Estimates also lowered on below-plan top-line trends. Outperform rating.

Under Armour ( UA) numbers reduced at Auriga. Shares of UA now seen reaching $70. Estimates also cut, as the company is likely being hurt by warmer winter weather. Hold rating.

US Bancorp ( USB) numbers raised at UBS.Shares of USB now seen reaching $34, according to UBS. Estimates also increased on strong loan and deposit growth. Buy rating.

VF Corporation ( VFC) numbers raised at Jefferies. Shares of VFC now seen reaching $130, Jefferies said. Estimates also raised on gross margin recovery. Hold rating.

Watson Pharmaceuticals ( WPI) numbers lowered at Credit Suisse. Shares of WPI now seen reaching $77, according to Credit Suisse. Estimates also cut, following the negative FDA panel for Prochieve. Outperform rating.

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This article was written by a staff member of TheStreet.

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