RATINGS CHANGES

Apple (AAPL - Get Report) was upgraded to buy from hold at Mizuho Securities. The valuation looks attractive, based on a $120 price target, Mizuho said. 

Analog Devices (ADI - Get Report) was upgraded to outperform from market perform at Wells Fargo. The valuation looks more attractive, Wells said. 

American Eagle (AEO - Get Report) was downgraded to market perform from outperform at Telsey Advisory Group. $16 price target. Holiday sales results lagged its peers and channel checks, Telsey said. 

Air Products (APD - Get Report) was upgraded to overweight at Keybanc. $148 price target. The company can expand margins and return cash to shareholders in the coming quarters, Keybanc said. 

Continental Resources (CLR - Get Report) was downgraded to sell at TheStreet Ratings. You can view the full analysis from the report here: CLR.

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

Genesco (GCO - Get Report) was upgraded to overweight from equal weight at Morgan Stanley. $81 price target. The company is turning its inventory over better, which should boost margins, Morgan Stanley said. 

Genomic Health (GHDX - Get Report) was downgraded to neutral from overweight at Piper Jaffray. $32 price target. Expect revenue growth to slow in 2017, Piper said. 

General Motors (GM - Get Report) was upgraded to outperform from neutral at Credit Suisse. $38 price target. Earnings estimates were also increased, as the company likely has more earnings power, Credit Suisse said. 

Hanesbrands (HBI - Get Report) was upgraded to buy from neutral at Nomura Securities. $35 price target. The company has operating leverage and can gain market share, Nomura said. 

Mead Johnson (MJN) was downgraded neutral from overweight at JPMorgan. $77 price target. Risks continue to build and management will likely have to lower guidance, JPMorgan said. 

Marsh & McLennan (MMC - Get Report) was downgraded to neutral from outperform at Credit Suisse. $54 price target. Earnings estimates were also cut given slower organic growth, Credit Suisse said. 

Newfield Exploration (NFX) was upgraded to outperform from market perform at Wells Fargo. The company has a strong balance sheet and continues to execute well, Wells said. 

NGL Energy Partners (NGL - Get Report) was downgraded to sell at TheStreet Ratings. You can view the full analysis from the report here: NGL.

Owens Corning (OC - Get Report) was upgraded to outperform at RBC Capital Markets. $53 price target. Underlying demand trends remain solid, RBC said. 

Pinnacle Foods (PF) was upgraded to outperform at BMO Capital. $50 price target. Focus is shifting toward future earnings power and is the top pick in the space, BMO said. 

Children's Place (PLCE - Get Report) was upgraded to overweight at Morgan Stanley. $89 price target. The company should benefit from struggles at its top rival, Morgan Stanley said. 

Ruby Tuesday (RT) was downgraded to sell at TheStreet Ratings. You can view the full analysis from the report here: RT.

Boston Beer (SAM - Get Report) was downgraded to neutral from buy at Nomura Securities. $200 price target. The company lacks sales visibility, Nomura said. 

Syntel (SYNT) was upgraded to neutral from underweight at JPMorgan. The company is attractively valued and facing easier sales comps, JPMorgan said. 

Under Armour (UA - Get Report) was downgraded to underweight at Morgan Stanley. $62 price target. The company appears to be losing market share with women and facing lower shoe pricing, Morgan Stanley said. 

VF Corp. (VFC - Get Report) was downgraded to underweight from equal weight at Morgan Stanley. $58 price target. The company is facing strong earnings headwinds, Morgan Stanley said. 

Whiting Petroleum (WLL - Get Report) was upgraded to outperform from market perform at Wells Fargo. The company has operational flexibility and ample liquidity, Wells said. 

Wyndham (WYN) was upgraded to hold from sell at Deutsche Bank. The valuation looks attractive, based on a $71 price target, Deutsche said.

This article is commentary by an independent contributor. At the time of publication, the author held no positions in the stocks mentioned.