Analysts' Actions: CAT, HOT, VVUS, AMGN

NEW YORK ( TheStreet) -- CHANGE IN RATINGS

AFLAC ( AFL) rated new Neutral at UBS. $44 price target. Margin compression and product changes cloud outlook.

First Majestic Silver ( AG) upgraded to hold at TheStreet Ratings.

Altra Holdings ( AIMC) upgraded to buy at TheStreet Ratings.

Ameriprise ( AMP) rated new Buy at UBS. $60 price target. Business mix shift will drive results and valuation improvement.

American Tower ( AMT) downgraded at Citigroup to Neutral from Buy, Citigroup said. $76 price target. Valuation call and lack of catalysts.

Axcelis Technologies ( ACLS) downgraded to sell at TheStreet Ratings.

BreitBurn Energy Partners ( BBEP) upgraded to buy at TheStreet Ratings.

Caterpillar ( CAT) downgraded at Jefferies to Hold from Buy, Jefferies said. $85 price target. Weakness outside the U.S.

CNH Global ( CNH) downgraded at Jefferies to Hold from Buy, Jefferies said. $40 price target. Weakness outside the U.S.

Cinemark ( CNK) downgraded at Stifel from Buy to Hold, Stifel Nicolaus said. Valuation call.

Dolby ( DLB) downgraded at JP Morgan to Underweight, JP Morgan said. Estimates also cut, given lower unit sales across the board.

Starwood ( HOT) downgraded at Argus from Buy to Hold, Argus said. Company is leveraged to a potential global slowdown.

Hillshire Brands ( HSH) upgraded at Credit Suisse from Neutral to Outperform, Credit Suisse said. $31 price target. Company is cutting costs and should post better volume growth.

MetLife ( MET) rated new Buy at UBS. $43 price target. Attractive global growth opportunities through Alico.

NCR ( NCR) upgraded at Compass Point from Neutral to Buy, Compass Point said. $30 price target. Entertainment sale should show the company's true earnings power.

Rovi ( ROVI) downgraded at BMO from Outperform to Market Perform, BMO Capital said. Company is seeing lower market demand. $19 price target.

Saks ( SKS) downgraded at Goldman from Neutral to Sell, Goldman Sachs said. Estimates also cut, given a weaker macro outlook. $9 price target.

Staples ( SPLS) downgraded at UBS to Neutral from Buy, UBS said. $13 price target. Downside risk limited, but few catalysts.

Tiffany ( TIF) upgraded at Goldman from Neutral to Buy, Goldman Sachs said. Brand is rock solid. $70 price target.

Tesla Motors ( TSLA) downgraded at Wunderlich from Buy to Sell, Wunderlich said. $28 price target. Company seeing lower demand for the Model S vehicle.

VMWare ( VMW) upgraded at Drexel Hamilton from Hold to Buy, Drexel Hamilton said. $110 price target. Company is performing well, despite currency headwinds.

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