NEW YORK (

TheStreet

) --

CHANGE IN RATINGS

Alliant Techsystems

(ATHN) - Get Report

was downgraded at Keybanc from Buy to Hold. Company is facing increased competition and lower budget funding, Keybanc said.

Baker Hughes

(BHI)

was downgraded from Buy to Accumulate at Global Hunter. $60 price target. Company continues to face execution issues, Global Hunter said.

CSX

(ATHN) - Get Report

was upgraded at Robert Baird from Neutral to Outperform. $26 price target. Stock is pricing in lower coal demand, Baird said.

Dendreon

(DNDN)

was initiated with a Hold rating at Cantor Fitzgerald. Company still has a lot to prove to investors, Cantor said.

Brinker International

(EAT) - Get Report

was upgraded from Hold to Buy at Keybanc. $31 price target. Stock is attractive, following the recent pullback, Keybanc said.

Encana

(ECA) - Get Report

was upgraded at Societe Generale from Hold to Buy. Company pays a solid dividend and investors wait for a recovery in natural gas, Societe Generale said.

First Energy

(FE) - Get Report

was downgraded at FBR Capital Markets from Outperform to Market Perform. $40.50 price target. Company will be hurt by lower pricing, FBR said.

FNB

(FNB) - Get Report

was downgraded to Market Perform at Keefe, Bruyette & Woods. Valuation call, based on a $12.50 price target, KBW said.

Illumina

(ILMN) - Get Report

was upgraded at Robert Baird from Neutral to Outperform. $60 price target. Company likely to reject hostile bid from Roche, Robert Baird said.

Keycorp

(KEY) - Get Report

was downgraded at Keefe, Bruyette & Woods from Market Perform to Underperform. $8 price target. Negative provision will be a headwind going forward, Keefe, Bruyette & Woods said.

Kimberly Clark

(KMB) - Get Report

was downgraded at UBS to Neutral from Buy. $75 price target. Weak fourth quarter and disappointing guidance, UBS said.

McDonald's

(MCD) - Get Report

was downgraded to Perform from Outperform at Oppenheimer. Potential for upward revisions appears limited, Oppenheimer said.

Marathon Oil

(MRO) - Get Report

was downgraded at Societe Generale from Buy to Hold. Valuation call, based on a $33 price target, Societe Generale said.

Murphy Oil

(MUR) - Get Report

was downgraded at Societe Generale from Buy to Hold. Valuation call, as the stock is up 35% since October, Societe Generale said. $60 price target.

Nvidia

(NVDA) - Get Report

was downgraded at JMP Securities from Market Perform to Underperform. $12.50 price target. Company warned of slower growth, JMP said.

Oracle

(ORCL) - Get Report

was downgraded at Macquarie from Outperform to Neutral. Exadata is growing slower than expected, Macquarie said.

Potash

(POT)

was downgraded at Dahlman from Hold to Sell. $41 price target. Company has limited pricing power, which could cut into margins, Dahlman said.

Zynga

(ZNGA) - Get Report

was initiated with an Overweight rating at JP Morgan. $12 price target. Company is a market leader and has a solid game pipeline, JP Morgan said.

Zynga was initiated with a Buy rating at Goldman Sachs. $13 price target. New games should boost daily active user growth, Goldman said.

STOCK COMMENTS / EPS CHANGES

Apple

(AAPL) - Get Report

estimates, target were raised at Citigroup. Shares are now seen reaching $600. Estimates were also increased on higher revenues and gross margins, Citigroup said. Buy rating.

Apple estimates, target raised at Morgan Stanley. Shares are now seen reaching $515. Estimates were also increased, given the company's continued earnings momentum, Morgan Stanley said. Overweight rating.

Apple numbers were raised at Oppenheimer. Shares are now seen reaching $510. Estimates were also raised on huge earnings beat, Oppenheimer said. Outperform rating.

Apple numbers were raised at UBS. Shares are now seen reaching $550. Estimates also increased on blowout quarter led by iPhone and iPad, UBS said. Buy rating.

Apple estimates were raised at Jefferies. Shares are now seen reaching $599. Huge earnings beat. Buy rating.

AMD

(AMD) - Get Report

numbers were raised at Goldman Sachs. Shares are now seen reaching $5.50. Estimates were also increased, as the company is cutting costs, Goldman said. Sell rating.

Baker Hughes number were cut at UBS. Shares are now seen reaching $66. Estimates were also lowered on modestly lower NAM margin assumptions, UBS said. Maintain Buy rating.

Baker Hughes numbers lowered at Jefferies. Shares are now seen reaching $60. Estimates also lowered on soft U.S. pressure pumping margins, Jefferies said. Buy rating.

Peabody Energy

(BTU) - Get Report

numbers were lowered at Citigroup. Shares are now seen reaching $54. Estimates were also lowered as the Macarthur integration is proving more costly near term, Citigroup said. Buy rating.

CA

(CA) - Get Report

estimates, target were boosted at Credit Suisse. Shares are now seen reaching $24. Estimates were also increased, given higher realized margins, Credit Suisse said. Neutral rating.

CA numbers were raised at Jefferies. Shares are now seen reaching $26. Estimates were also raised on capital redeployment plan, Jefferies said. Hold rating.

Cooper Industries

( CBE) numbers were raised at Oppenheimer. Shares are now seen reaching $68. Estimates were also raised on fourth-quarter beat. Outperform rating.

Concur Technologies

(CNQR)

numbers were increased at ThinkEquity. Checks suggest higher new customer demand, ThinkEquity said. Hold rating and new $52 price target.

Coach

(COH)

estimates, target were increased at Goldman Sachs through 2014. Company is realizing higher sales and margins, Goldman said. Neutral rating and new $69 price target.

DuPont

(DD) - Get Report

estimates, target were raised at UBS. Shares are now seen reaching $47.50. Estimates were also increased as Titanium dioxide drove year-over-year PTOI improvement. Neutral rating.

EMC

(EMC)

numbers were raised at UBS. Shares are now seen reaching $34. Estimates were also increased as EMC is well-positioned to capitalize on the growth opportunities in storage.

First Horizon National

(FHN) - Get Report

numbers were raised at Citigroup. Shares of FHN are now seen reaching $9. Estimates were also increased to reflect the lower cost of equity risk premium for the group. Neutral rating.

Harley-Davidson

(HOG) - Get Report

numbers were raised at BMO Capital. Shares are now seen reaching $39. Estimates were also increased, given higher realized sales, BMO said. Market Perform rating.

Johnson & Johnson

(JNJ) - Get Report

numbers were cut at Goldman Sachs. Shares are now seen reaching $70. Estimates were also reduced, to match the company's new guidance, Goldman said. Neutral rating.

McDonald's estimates, target were increased at UBS. Shares are now seen reaching $108. Estimates were also increased on strong sales momentum, UBS said. Buy rating.

McDonald's estimates, target were raised at Goldman. Shares are now seen reaching $112, according to Goldman Sachs. Estimates were also increased, given higher realized sales and margins, Goldman said. Buy rating.

Norfolk Southern

(NSC) - Get Report

numbers were boosted at Sterne. Shares are now seen reaching $84. Estimates were also upped, given the better pricing environment. Buy rating.

Nvidia estimates were lowered at UBS through 2013. Graphics weakness and Tegra transition woes, UBS said. Maintain Neutral rating and $15.50 price target.

Packaging Corp.

(PKG) - Get Report

numbers were upped at Credit Suisse through 2013. Company is seeing higher volume growth, Credit Suisse said. Neutral rating and new $29 price target.

Everest Re

(RE) - Get Report

estimates were lowered at UBS through 2012. Larger-than-expected catastrophe losses, UBS said. Maintain $105 price target and Buy rating.

Regions Financial

(RF) - Get Report

numbers were increased at Morgan Stanley through 2013. Fee income is up, and the company is seeing a improved credit results, Morgan Stanley said. Underweight rating and new $5.50 price target.

Tempur-Pedic

(TPX) - Get Report

numbers were boosted at Goldman Sachs. Shares are now seen reaching $70. Estimates were also increased, to match the company's new guidance, Goldman said. Neutral rating.

Total System

(TSS) - Get Report

numbers were increased at Goldman Sachs through 2013. Company is facing a lower share count and tax rate, Goldman said. Neutral rating and new $21 price target.

Verizon

(VZ) - Get Report

estimates, target were reduced at Goldman Sachs. Estimates were cut through 2014. Company is seeing lower sales across the board, Goldman said. Buy rating and new $44 price target.

Yahoo!

(YHOO)

estimates were lowered at UBS through 2013. Generally in-line quarter, but display and search were below expectations, UBS said. Neutral rating and $17 price target.

Yahoo! estimates were lowered at Goldman through 2014. Company is seeing lower display and search sales, Goldman said. Sell rating and $14 price target.

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This article was written by a staff member of TheStreet.