NEW YORK (TheStreet) -- CHANGE IN RATINGS

Albermarle

(ALB) - Get Report

was initiated with an Overweight rating at Morgan Stanley. Company has a ample bromine holdings and should continue to see strong demand. $52 price target.

BorgWarner

(BWA) - Get Report

was downgraded from Buy to Hold at Deutsche Bank. Valuation call, as the stock is up 18% year to date.

Digital Globe

(DGI)

downgraded to Hold from Buy at Canaccord Genuity because of terms of EnhancedView contract. Price target cut to $35 from $37.

Johnson & Johnson

(JNJ) - Get Report

downgraded at Morgan Stanley to Equal-Weight from Overweight on lower pharmaceutical growth and fewer leverage opportunities.

Northrop Grumman

(NOC) - Get Report

was downgraded from Outperform to Market Perform at FBR Capital Markets said. $75 price target. Stock lacks near-term catalysts.

TRW Automotive

(TRW)

was downgraded at Deutsche Bank from Buy to Hold. Stock is up 31% year to date, and industry activity appears to be slowing in Europe.

Whole Foods

( WFMI) was upgraded from Neutral to Buy at UBS. $45 price target. Post-earnings pullback has created a buying opportunity. Estimates also boosted, given improved cost leverage.

STOCK COMMENTS / EPS CHANGES

Clear Channel Outdoor

(CCO) - Get Report

price target increased to $14 from $12 at Barclays. CCO buyback, given limited liquidity in CCO shares, will likely provide support, Barclays said. Reiterate Equal Weight rating.

Cigna

(CI) - Get Report

price target raised to $35 from $33 at Citigroup after the company posted strong second-quarter earnings. Reiterate Hold rating.

DigitalGlobe

price target raised at Citi to $34 from $30 as the company entered into a 10-year, $3.55 billion agreement with the National Geospatial-Intelligence Agency (NGA) to provide satellite imagery for defense and intelligence use. Maintain Hold rating.

Digital Globe

shares now seen reaching $39 at Morgan Stanley. Estimates also increased, as the company's EnhancedView contract will be larger than expected. Overweight rating.

Endo Pharmaceuticals

(ENDP) - Get Report

price target raised to $28 from $26 at Citigroup after the company acquired their Opana drug partner, Penwest. Acquisition makes strategic and financial sense, Citigroup said. Maintain Hold rating.

Essex Property Trust

(ESS) - Get Report

price target boosted to $114 from $107 at Barclays. Company reported strong second-quarter results and remains active on the external expansion front, Barclays said. Maintain Overweight rating.

Global Geophysical Services

(GGS)

price target cut at Credit Suisse to $12 from $13. Credit Suisse noted more conservative client margin assumptions and lower non-North America proprietary contribution. Maintain Outperform rating.

Gartner

(IT) - Get Report

estimates, target boosted at Piper Jaffray. Shares now seen reaching $30. Estimates also upped, as accelerating sales growth is driving higher margins. Overweight rating.

Grand Canyon Education

(LOPE) - Get Report

price target reduced at Credit Suisse to $22 from $26. Solid second-quarter results, but regulatory hair remains, Credit Suisse said. Maintain Neutral rating.

Markel

(MKL) - Get Report

estimates, target lowered at Oppenheimer. Shares of MKL now seen reaching $312. Estimates also cut, because of lower expected favorable development. Underperform rating.

Nabors Industries

(NBR) - Get Report

estimates increased through 2011 at Sterne Agee. SWSI purchase should add to earnings. Buy rating and $26 price target.

Rackspace Hosting

(RAX)

numbers increased through 2012 at Morgan Stanley. Company is seeing strong bookings, driven by larger incremental customer spending. Overweight rating and new $27 price target.

SandRidge Energy

(SD) - Get Report

price target trimmed by a dollar to $7 at Credit Suisse. Weak gas prices with a higher-cost model have muddled SD's transition to a higher-margin oil producer, Credit Suisse said. Neutral rating.

ReneSola

(SOL) - Get Report

price target raised at Barclays by a dollar to $10. In-line second-quarter results with 2011 guidance well above expectations, Barclays said. Maintain Equal Weight rating.

Tyson Foods

(TSN) - Get Report

estimates increased through 2011 at Morgan Stanley. Company continues to post growth in pork and beef processing. Equal-weight rating.

TW Telecom

(TWTC)

price target boosted at Citigroup. Price target lifted to $21 from $18 as second-quarter results show solid sequential revenue growth, Citigroup said. Reiterate Hold rating.

Windstream

(WIN) - Get Report

estimates upped through 2012 at Morgan Stanley. Cost cuts are offsetting lower voice-related revenue. Overweight rating and $13 price target.

This article was written by a staff member of TheStreet.