NEW YORK (TheStreet) -- CHANGE IN RATINGS

Ashland ( ASH) downgraded at Susquehanna from Positive to Neutral. Valuation call.

Constellation Energy ( CEG) upgraded at Jefferies from Hold to Buy. $41 price target. Merchant generators are starting to look more attractive, in the current environment.

CF Industries ( CF) coverage initiated at Thomas Weisel with a Market Weight rating and $110 price target. Demand for ammonia on an upswing. 2010 and 2011 EPS estimates set at $6.43 and $7.41, respectively.

Capital One Financial ( COF) downgraded at Goldman from Buy to Neutral. More cautious about consumer credit in the near ter. $45 price target.

Calpine ( CPN) upgraded at Jefferies from Hold to Buy. $14.50 price target. Company is more leveraged to gas price changes.

Coldwater Creek ( CWTR) upgraded at Barclays to Overweight from Equal Weight on strong 2010 guidance. Price target doubled to $10 from $5. 2010 EPS estimate lifted to 8 cents from -$0.20.

Dish Network ( DISH) upgraded at Collins Stewart upgraded from Hold to Buy. $30 price target. Stock is already pricing in the downside from the TIVO lawsuit.

Consolidated Edison ( ED) downgraded at Jefferies from Buy to Hold. $45 price target. Stock could underperform less regulated peers in an economic recovery.

Public Service Enterprise ( PEG) upgraded at Jefferies from Hold to Buy. $35 price target. Merchant generators should benefit from lower commodity prices.

Progress Software ( PRGS) upgraded at Needham from Hold to Buy. $35 price target. Company held an upbeat analyst meeting and the new management team could deliver accelerating growth.

Southern Company ( SO) downgraded at Jefferies from Buy to Hold. $33.50 price target. See less upside potential for regulated utilities in the current environment.

Wendy's/Arby's ( WEN) downgraded at Goldman from Buy to Neutral. $5 price target. See muted earnings growth in 2010.

STOCK COMMENTS / EPS CHANGES

Apple ( AAPL - Get Report) target, estimates boosted at BofA/Merrill. AAPL price target improved to $260 from $250 on higher revenues and gross margin. 2011 and 2012 EPS estimates raised to $13.65 and $14.85, respectively. Maintain Buy rating.

Abercrombie & Fitch ( ANF - Get Report) estimates boosted at Credit Suisse. ANF 2011 and 2012 EPS estimate raised to $1.82 and $2.69, respectively. Although the brand has lost popularity in US, it is still alive internationally. Maintain Outperform rating and $49 price target.

Abercrombie & Fitch ( ANF - Get Report) numbers boosted at Goldman. ANF estimates were increased through 2012. Domestic sales are recovering. Buy rating and new $50 price target.

ArcSight ( ARST) estimate tweaked at Barclays. ARST 2010 EPS estimate trimmed by a penny to 55 cents, 2011 maintained at 72 cents. Maintain Equal Weight rating and $25 price target.

BJ's Wholesale ( BJ - Get Report) estimates lowered at UBS through 2011. Company is spending more on its IT upgrade. Buy rating and $41 price target.

Bristol-Meyers Squibb ( BMY - Get Report) target, estimate higher at BofA/Merrill. BMY price target lifted a dollar to $26 as the company set 2013 guidance above consensus, $1.95. Maintain Neutral rating.

Career Education ( CECO - Get Report) numbers increased at RBC. Shares of CECO now seen reaching $35. Estimates also boosted, as the company is generating sales growth and cutting costs. Sector Perform rating.

Ciena ( CIEN - Get Report) estimates changed at Credit Suisse. CIEN 2010 EPS estimate lowered to -$0.84, 2011 raised to $0.40, following 1Q10 results. Maintain Outperform rating and $19 target.

Cleco ( CNL) estimates, target lowered at Goldman. Shares of CNL now seen reaching $25. Estimates also cut, because of lower expected capacity revenue. Sell rating.

Del Monte Foods ( DLM) target, estimates boosted at BofA/Merrill. DLM price target raised to $15 from $13 after strong 3Q10 results. Estimates improved through 2012. Maintain Neutral rating.

Diamond Offshore ( DO - Get Report) numbers reduced at Citigroup. Shares of DO now seen reaching $99. Estimates also lowered, as the long-term contracts with PBR were at lower rates. Buy rating.

Edison International ( EIX) numbers upped at Morgan Stanley. Shares of EIX now seen reaching $37. Estimates also boosted, as fears about business in California have been overblown. Equal-weight rating.

Jazz Pharmaceuticals ( JAZZ) price target boosted at Barclays. JAZZ price target increased to $12 from $9. 2010 EPS estimate jumped to $1.00 from $0.37. Maintain Equal Weight rating.

Marvell Technology ( MRVL) numbers boosted at FBR. Shares of MRVL now seen reaching $27. Estimates also raised, given the company's new margin guidance. Outperform rating.

NRG Energy ( NRG) estimate changed at Barclays. NRG 2011 EPS estimate introduced at $0.7. NRG announced letter of intent to acquire a wind farm in Texas. Maintain Equal Weight rating and $24 price target.

Officemax ( OMX) cut from Top Picks Live list at Citigroup. OMX was removed from the Top Picks Live list. Company lacks major potential catalysts, but still has attractive long-term potential. Buy rating and $19 price target.

Rockwell Automation ( ROK) target, estimates increased at BofA/Merrill. ROK shares now seen reaching $66.50, up from $60. Estimates raised through 2011. Maintain Buy rating.

Teekay ( TK) estimates higher at Credit Suisse. TK 2010 and 2011 EPS estimates raised to $0.97 and $1.69, respectively. Expecting volatility. Reiterate Outperform rating and $25 price target.

Urban Outfitters ( URBN) numbers boosted at FBR. URBN estimates were increased through 2011. Same-store sales are once again positive, and should remain that way with easy upcoming comparisons. Outperform rating and new $37 price target.

This article was written by a staff member of TheStreet.com.