NEW YORK (TheStreet) -- RATINGS CHANGES

Abbott (ABT) - Get Abbott Laboratories Report was upgraded at Bank of America/Merrill Lynch to buy from neutral. Twelve-month price target is $52. Company can deliver strong revenue growth and margin expansion, Bank of America/Merrill Lynch said.

Align (ALGN) - Get Align Technology, Inc. Report was downgraded at JMP Securities to market perform from outperform. 2015 will likely be a transition year for the company, JMP Securities said.

AmerisourceBergen (ABC) - Get AmerisourceBergen Corporation Report was downgraded to hold at TheStreet Ratings. You can view the full analysis from the report here: ABC Ratings Report.

Broadcomundefined was downgraded at JMP Securities to market perform from outperform. Valuation call, given uncertainty in the WiFi market, JMP Securities said.

Boston Scientific (BSX) - Get Boston Scientific Corporation Report was upgraded at BMO Capital to outperform from market perform. Twelve-month price target is $18. Estimates were also increased, as new products are driving operating leverage, BMO Capital said.

Cameron (CAM) was downgraded at RBC Capital to sector perform from outperform. Twelve-month price target is $50. Consensus estimates are too high, as the company is facing growth headwinds across all segments, RBC Capital said.

Chico's FAS (CHS) - Get Chico's FAS, Inc. Report was upgraded at Janney to buy. Twelve-month price target is $19. White House Black Market brand is back on track and the company can expand margins in the coming quarters, Janney said.

Groupon (GRPN) - Get Groupon, Inc. Report was upgraded at Ascendiant to buy from sell. Twelve-month price target is $10. Execution is improving and the company has a solid growth outlook, Ascendiant said.

Procter & Gamble (PG) - Get Procter & Gamble Company Report was downgraded at Argus to hold from buy. New product will likely not drive growth in a promotional environment, Argus said.

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PulteGroup (PHM) - Get PulteGroup, Inc. Report was downgraded at Wells Fargo to market perform. Valuation call, as the company trades at a steep premium to its peers, Wells Fargo said.

QLogic (QLGC) was upgraded at BMO Capital to outperform from market perform. Twelve-month price target is $15.50. Company is leveraged to the next server cycle, BMO Capital said.

Sunpower (SPWR) - Get SunPower Corporation Report was upgraded at RBC Capital to outperform from sector perform. Twelve-month price target is $36. New fabs should allow the company to keep up with demand, RBC Capital said.

Solarwinds (SWI) - Get SolarWinds Corp. Report was upgraded at Deutsche Bank to buy. Twelve-month price target is $60. Stock offers growth at an attractive price, Deutsche Bank said.

Suncor Energy (SU) - Get Suncor Energy Inc. Report was downgraded to hold at TheStreet Ratings. You can view the full analysis from the report here: SU Ratings Report.

Tempur Sealy (TPX) - Get Tempur Sealy International Inc Report was upgraded at Nomura to buy from neutral. Twelve-month price target is $67. Stock has pulled back 10%, but the company can exceed consensus expectations this year, Nomura said.

Textron (TXT) - Get Textron Inc. Report was upgraded at Bank of America/Merrill Lynch to buy. Valuation call, based on a 12-month price target of $50, Bank of America/Merrill said.

Visa (V) - Get Visa Inc. Class A Report was downgraded at FBR Capital Markets to market perform from outperform. Twelve-month price target is $260. Valuation call, as the company is leveraged to the stronger dollar, FBR Capital Markets said.

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This article was written by a staff member of TheStreet.