NEW YORK (

TheStreet

) --

CHANGE IN RATINGS

Assurant

(AIZ) - Get Report

downgraded at Sterne Agee to Neutral, Sterne Agee said. Valuation call, based on a $52 price target.

Alexion Pharmaceuticals

(ALXN) - Get Report

upgraded at UBS to Buy from Neutral, UBS said. $99 price target. Upgrade to buy on PNH, NMO and margins.

Brocade

(BRCD)

upgraded to buy at TheStreet Ratings.

Community Health

(CYH) - Get Report

upgraded at Deutsche from Hold to Buy, Deutsche Bank said. $33 price target. Industry is leveraged to better economic growth.

DryShips

(DRYS) - Get Report

downgraded to sell at TheStreet Ratings.

Ericsson

(ERIC) - Get Report

upgraded at JP Morgan to Overweight, JP Morgan said. Expectations are low and the company has been gaining market share.

HCA

(HCA) - Get Report

upgraded at Deutsche from Hold to Buy, Deutsche Bank said. Company is a market leader and the group appears more attractive.

Human Genome

( HGSI) downgraded at Collins Stewart from Buy to Neutral, Collins Stewart said. $10 price target. Benlysta sales could fall short of expectations.

Intuit

(INTU) - Get Report

rated new Hold at Stifel. Valuation cal.

ITC

(ITC)

upgraded at Wunderlich from Hold to Buy, Wunderlich said. $85 price target. Company should continue to deliver higher earnings and is trading at an attractive valuation.

Itron

(ITRI) - Get Report

downgraded at BofA/Merrill to Underperform, Bank of America/Merrill Lynch said. Valuation call, based on a $45 price target.

Juniper Networks

(JNPR) - Get Report

downgraded at FBR from Outperform to Market Perform, FBR Capital Markets said. $21 price target. Seeing more evidence of potential product delays.

Kellogg

(K) - Get Report

upgraded at Deutsche to from Hold to Buy, Deutsche Bank said. Pringles purchase could prove to be an inflection point for the company. $57 price target.

Level 3

(LVLT)

upgraded at Morgan Stanley from Equal-weight to Overweight, Morgan Stanley said. $31 price target. Estimates also boosted, given higher secular demand.

MercadoLibre

(MELI) - Get Report

downgraded at JP Morgan from Overweight to Neutral, JP Morgan said. $100 price target. Valuation call, as the stock is up 96% since October.

Principal Financial

(PFG) - Get Report

upgraded at Sterne Agee from Neutral to Buy, Sterne Agee said. $35 price target. Company has solid long-term earnings growth potential.

Volcano

(VOLC)

downgraded at Feltl from Strong Buy to Buy, Feltl & Co. said. Recent guidance has been mixed.

Vivus

(VVUS) - Get Report

upgraded at Brean Murray from Sell to Hold, Brean Murray said. Company will probably receive FDA approval for Qnexa in April.

STOCK COMMENTS / EPS CHANGES

Avago Technologies

(AVGO) - Get Report

numbers raised at Jefferies. Shares of AVGO now seen reaching $43, Jefferies said. Estimates also raised on good visibility into growth. Buy rating.

HomeAway

(AWAY)

numbers reduced at Credit Suisse. Shares of AWAY now seen reaching $27, according to Credit Suisse. Estimates were also cut, as the company is spending more on potential growth. Neutral rating.

Blackbaud

(BLKB) - Get Report

numbers raised at Jefferies. Shares of BLKB now seen reaching $28, Jefferies said. Estimates also raised on underlying trends. Hold rating.

Chico's

(CHS) - Get Report

target raised at to $15, UBS said. Target raised on near term momentum. Neutral rating.

Clean Harbors

(CLH) - Get Report

numbers raised at JP Morgan. Shares of CLH now seen reaching $80, according to JP Morgan. Estimates also increased, as the company is executing well in a robust growth environment. Overweight rating.

Campbell Soup

(CPB) - Get Report

estimates boosted at Morgan Stanley. CPB estimates were upped through 2014, Morgan Stanley said. Company is seeing better soup sales. Underweight rating and new $30 price target.

Discover Financial

(DFS) - Get Report

numbers increased at Guggenheim. DFS estimates were raised through 2013, Guggenheim said. Company is buying back more stock. Buy rating and new $34 price target.

Fluor

(FLR) - Get Report

numbers raised at UBS. Shares of FLR now seen reaching $71, UBS said. Estimates also raised on headwinds turning to tailwinds. Buy rating.

Frontier

(FTR) - Get Report

estimates upped at Morgan Stanley through 2014, Morgan Stanley said. Company has a new focus on increasing sales growth. Equal-weight rating.

Hewlett-Packard

(HPQ) - Get Report

estimates cut at Credit Suisse. HPQ estimates were reduced through 2013, Credit Suisse said. Company faces macro headwinds and lower services margins. Neutral rating and $30 price target.

Nabors Industries

(NBR) - Get Report

numbers raised at UBS. Shares of NBR now seen reaching $24, UBS said. Estimates also raised as new CEO comes out of the gate strongly. Neutral rating.

TJX

(TJX) - Get Report

numbers raised at UBS. Shares of TJX now seen reaching $39, UBS said. Estimates also raised as all engines at work to drive growth. Buy rating.

Tempur-Pedic

(TPX) - Get Report

numbers raised at Oppenheimer. Shares of TPX now seen reaching $85, Oppenheimer said. Estimates also raised on upbeat analyst day. Outperform rating.

Vivus

(VVUS) - Get Report

numbers raised at Jefferies. Shares of VVUS now seen reaching $11, Jefferies said. Estimates also raised on Qnexa approval. Underperform rating.

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This article was written by a staff member of TheStreet.