NEW YORK (

TheStreet

) --

CHANGE IN RATINGS

Check Point

(CHKP) - Get Report

was initiated with a market perform rating at BMO Capital. $48 price target. Company has limited near-term visibility, BMO said.

Centurylink

(CTL) - Get Report

was downgraded at Piper Jaffray from overweight to neutral. $42 price target. RLEC's are facing increased competition and could be less attractive with higher dividend tax rates, Piper Jaffray said.

Dycom Industries

(DY) - Get Report

was upgraded to buy at TheStreet Ratings.

Ensco

(ESV)

was downgraded at Deutsche Bank from buy to hold. $58 price target. Capacity is growing in the offshore market, Deutsche Bank said.

Five Below

(FIVE) - Get Report

was initiated with a buy rating at Guggenheim. $37 price target. Company can expand margins and deliver 30% annual earnings growth over the next few years, Guggenheim said.

Fortinet

(FTNT) - Get Report

was upgraded at Oppenheimer to outperform from perform. $24 price target. Solid trends and market leadership, Oppenheimer said.

Nabors

(NBR) - Get Report

was upgraded at Deutsche Bank from hold to buy. $28 price target. Company has attractive natural gas exposure, Deutsche said.

Patterson-UTI

(PTEN) - Get Report

was upgraded at Deutsche Bank from hold to buy. $28 price target. Company is leveraged to improving natural gas fundamentals, Deutsche said.

Ralcorp Holdings

( RAH) was downgraded at UBS to neutral from buy. $90 price target. Company to be acquired by

ConAgra

, UBS said.

Rowan

(RDC)

was downgraded at Deutsche Bank from buy to hold. $32 price target. Industry could see margin compression, Deutsche said.

Shanda Interactive

(GAME)

was upgraded to hold by TheStreet Ratings.

Sherwin-Williams

(SHW) - Get Report

was downgraded at Nomura from buy to neutral. Valuation call, based on a $170 price target, Nomura said.

Vornado Realty Trust

(VNO) - Get Report

was upgraded at Citigroup to buy from neutral. $85 price target. Story poised to improve and valuation overly discounted, Citi said.

Workday

(WDAY) - Get Report

was initiated with a neutral rating at Piper Jaffray. Valuation call, based on a $49 price target, Piper Jaffray said.

Windstream

(WIN) - Get Report

was downgraded at Piper Jaffray from neutral to underweight. $6.50 price target. Company lowered guidance, and the dividend remains at risk, Piper Jaffray said.

STOCK COMMENTS / EPS CHANGES

Analog Devices

(ADI) - Get Report

numbers were raised at UBS. Shares are now seen reaching $41. Estimates were also raised at solid P&L discipline amidst uncertainty, UBS said Neutral rating.

ConAgra

(CAG) - Get Report

numbers were raised at Citigroup. Shares are now seen reaching $34. Estimates were also increased following transaction with RAH, Citi said. Buy rating.

Conagra estimates, price target were raised at Credit Suisse. Shares are now seen reaching $32. Estimates were also increased, as the Ralcorp purchase should add to earnings, Credit Suisse said. Neutral rating.

Commvault

(CVLT) - Get Report

estimates, price target were raised at Sterne Agee. Shares are now seen reaching $72. Estimates were also increased, as the new Simpana cycle should drive growth, Sterne Agee said. Buy rating.

Corning

(GLW) - Get Report

numbers were raised at Citigroup. Shares are now seen reaching $13.50. Estimates were also increased as LCD TV demand stronger than expected, Citi said. Neutral rating.

Green Mountain

(GMCR)

numbers were raised upped at Lazard. Estimates were boosted through 2013. Company raised its guidance, Lazard said. Buy rating and new $42 price target.

Mylan

(MYL) - Get Report

estimates, price target were boosted at Canaccord Genuity. Shares are now seen reaching $31. Estimates were also increased, as the company will likely make an accretive acquisition or repurchase more stock, Canaccord said. Buy rating.

Principal Financial

(PFG) - Get Report

numbers were cut at Sterne Agee. Estimates were reduced through 2014. Company lowered its guidance, Sterne Agee said. Buy rating and new $32 price target.

TiVo

(TIVO) - Get Report

price target was raised at Jefferies. Shares are now seen reaching $15. Sum of parts suggests substantial upside, Jefferies said. Buy rating.

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This article was written by a staff member of TheStreet.