NEW YORK (TheStreet) -- CHANGE IN RATINGS

Best Buy

(BBY) - Get Report

was upgraded at Deutsche Bank to buy from hold. $28 price target. Company has multiple potential catalysts for 2013, Deutsche said.

Buffalo Wild Wings

(BWLD)

was downgraded at Sterne Agee to neutral from buy. Company has limited margin visibility, Sterne Agee said.

Buffalo Wild Wings was downgraded at Keybanc to hold from buy. $95 price target. Valuation call, as the company is spending more on labor, Keybanc said.

Occidental Petroleum

(OXY) - Get Report

was upgraded at Deutsche Bank to buy from hold. $112 price target. CEO Chazen is likely to stay with the company, Deutsche Bank said.

Also see: 3D Systems Sees Revenue Rocket Up to 61% >>

PulteGroup

(PHM) - Get Report

was downgraded at J.P. Morgan to neutral from overweight. Valuation call, as the stock has tripled since 2012, J.P. Morgan said.

Synovus

(SNV) - Get Report

was upgraded at Bank of America/Merrill Lynch to buy from neutral. $3 price target. Credit quality is improving, BofA/Merrill said.

Superior Energy

was upgraded at Sterne Agee to buy. $34 price target. Visibility is improving in North America, Sterne Agee said.

Also see: Homebuilder Downgrades Cloud Earnings >>

Wesco Aircraft

was upgraded at Bank of America/Merrill Lynch to neutral from outperform. $16 price target. Company is realizing higher margins and paying lower taxes, BofA/Merrill said. $16 price target.

STOCK COMMENTS/EPS CHANGES

Arch Capital Group

(ACGL) - Get Report

price target and estimates were increased at UBS. Estimates increased to reflect improving underwriting margins, said UBS. The new price target is $54.

Chubb

(CB) - Get Report

estimates, price target were increased at Credit Suisse through 2014. Margins continue to improve, Credit Suisse said. Outperform rating and new $96 price target.

Crown Castle International

(CCI) - Get Report

price target and estimates were increased at Oppenheimer. Carrier transition to Phase 2 of LTE development, said Oppenheimer. Price target is now $90.

Choice Hotels

(CHH) - Get Report

numbers were cut at Credit Suisse. Shares are now seen reaching $35. Estimates were also reduced, given the company's new guidance, Credit Suisse said. Underperform rating.

Also see: Why Your Next Job Won't Be on Wall Street or in Silicon Valley >>

Community Health

(CYH) - Get Report

numbers raised at Credit Suisse. Shares are now seen reaching $55. Estimates were also increased, given better pricing and cost controls. Outperform rating.

Eaton

(CYH) - Get Report

estimates, price target were boosted at Keybanc. Shares now seen reaching $72. Estimates were also increased, as the company continues to execute well. Buy rating.

Edwards Lifesciences

(EW) - Get Report

numbers were cut at Credit Suisse. Shares are now seen reaching $73. Estimates were also reduced, given higher expected TAVI costs, Credit Suisse said. Neutral rating.

The Hartford

(HIG) - Get Report

estimates were raised at UBS. Reflects progress in property and casualty insurance, along with an improvement in run-off risk, UBS said.

Herbalife

(HLF) - Get Report

estimates were increased at DA Davidson through 2014. Company is seeing higher sales across the board, DA Davidson said. Buy rating.

Mattress Firm

(MFRM)

price target and estimates were increased at UBS after a meeting with management. The company is poised to build share, and vendor dynamics will have a positive impact, UBS said. The new price target is $43.

MicroStrategy

(MSTR) - Get Report

price target and estimates were cut at UBS. The company missed first-quarter estimates by a wide margin and continues to underperform the BI market. The estimates were reduced, and the price target was cut to $100.

Plum Creek

(PCL)

estimates were reduced at UBS. Heavier weighting of profitability improvement coming from land sales, UBS said.

Petsmart

(PETM)

was added to the Best Idea List at Wedbush. $82 price target. Investor concerns are overdone, Wedbush said. Outperform rating.

PartnerRe

(PRE)

estimates were raised at UBS. Primarily reflects the first-quarter earnings beat, even as competition intensifies, UBS said.

Riverbed Technology

(RVBD)

price target and estimates were reduced at Citigroup. WOC growth continues to slow, and product growth may soon turn negative, Citigroup said. Price target is now $15.

Riverbed Technology price target and estimates were reduced at Wells Fargo. There is U.S. Federal weakness, macro pressures and the potential for disruptions in the OPNET business, Wells Fargo said. Price target range is now $13 to $16.

SBA Communications

(SBAC) - Get Report

price target and estimates were increased at Citigroup. Higher AFFO per share estimates, Citigroup said. Price target is now $90.

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This article was written by a staff member of TheStreet.