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NEW YORK (TheStreet) -- RATINGS CHANGES

AIG (AIG) - Get American International Group, Inc. Report was upgraded at Deutsche Bank to buy. Remains a story "in progress" as stock trades at 65% of book value, Deutsche Bank said. Valuation is attractive given recent pullback, Deutsche Bank also said.

Align (ALGN) - Get Align Technology, Inc. Report was upgraded at Goldman Sachs to buy. Nineteen percent pullback since the last quarter has created an attractive entry point, Goldman said.

TD Ameritrade (AMTD) - Get TD Ameritrade Holding Corporation Report was upgraded at Goldman Sachs to buy from neutral. Twelve-month price target is $34. Company can generate sustainable earnings growth in a choppy market, Goldman Sachs said.

Bank of NY Mellon (BK) - Get Bank of New York Mellon Corporation Report was upgraded at Goldman Sachs. Valuation call, based on a 12-month price target of $34, Goldman said.

Cliffs Natural (CLF) - Get Cleveland-Cliffs Inc Report was downgraded at Citigroup to sell from neutral. Twelve-month price target is $5. Iron ore prices will likely remain down for the next couple of years, Citigroup said.

Comerica (CMA) - Get Comerica Incorporated Report was upgraded at Nomura to neutral from reduce. Twelve-month price target is $41. Valuation call, as the stock is down 16% over the past month, Nomura said.

Consol Energy (CNX) - Get CNX Resources Corporation Report was upgraded at Citigroup to buy. Stock has corrected to an attractive price, Citigroup said. Twelve-month price target is $41.

CyberArk (CYBR) - Get CyberArk Software Ltd. Report was initiated at Barclays with an equal-weight rating. Initial 12-month price target is set at $32 for the leader in the privileged account security space, Barclays said.

NTT DoCoMo (DCM) was downgraded to hold at TheStreet Ratings. You can view the full analysis from the report here: DCM Ratings Report.

Freeport-McMoran (FCX) - Get Freeport-McMoRan, Inc. Report was upgraded at Citigroup to neutral from sell. Valuation call, based on a 12-month price target of $31, Citigroup said.

Fairchild Semiconductor undefined was downgraded to hold at TheStreet Ratings. You can view the full analysis from the report here: FCS Ratings Report.

Herbalife (HLF) - Get Herbalife Nutrition Ltd. Report was initiated with a buy rating at Pivotal Research. Twelve-month price target is $110. Risk/reward is attractive at current levels, Pivotal said.

KeyCorp (KEY) - Get KeyCorp Report was upgraded at Deutsche Bank to buy from hold. Third-quarter miss provides buying opportunity as meaningful rebound in EPS is expected in the fourth quarter, Deutsche said.

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Mead Johnson (MJN) was downgraded at Deutsche Bank to hold from buy. Valuation call based on 20% price appreciation in light of recent headlines regarding takeover potential, Deutsche said.

Micron (MU) - Get Micron Technology, Inc. Report was upgraded at Pacific Crest to outperform from sector perform. Twelve-month price target is $37. Recent checks suggest that DRAM pricing remains strong, Pacific Crest said.

Newmont Mining (NEM) - Get Newmont Corporation Report was upgraded at Citigroup to buy. Company can grow both gold and copper production, Citigroup said. Twelve-month price target is $28.

Owens Corning (OC) - Get Owens Corning Report was downgraded at Wedbush to neutral from outperform. Twelve-month price target is $35. Margin expansion story has been pushed out, Wedbush said.

Sanmina (SANM) - Get Sanmina Corporation Report was upgraded at Goldman Sachs to neutral from sell. Valuation call, as the stock is down 23% since the beginning of September, Goldman Sachs said. Twelve-month price target is $18.

Constellation Brands (STZ) - Get Constellation Brands, Inc. Class A Report was initiated with a buy rating at Pivotal. Twelve-month price target is $110. Company has strong momentum and growth potential, Pivotal said.

Stillwater Mining (SWC) was downgraded at J.P. Morgan to neutral from overweight. Twelve-month price target is $20. Stock has outperformed and lacks near-term catalysts, J.P. Morgan said.

Swift Transportation (SWFT) was upgraded at Citigroup to buy from neutral. Valuation call, based on a 12-month price target of $26.

Terraform Power (TERP) - Get TerraForm Power, Inc. Class A Report was upgraded at J.P. Morgan to overweight from neutral. Valuation call, based on a 12-month price target of $30, J.P. Morgan said.

Western Alliance (WAL) - Get Western Alliance Bancorp Report was upgraded at Sterne Agee to buy from neutral. Twelve-month price target is $28. Company can outperform its peers in the coming quarters, Sterne Agee said.

Dentsply (XRAY) - Get DENTSPLY SIRONA, Inc. Report was downgraded at Goldman Sachs to neutral. Company is facing growth headwinds at home and is leveraged to slower economic growth in Europe, Goldman Sachs said.

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This article was written by a staff member of TheStreet.