NEW YORK ( TheStreet) -- CHANGE IN RATINGS

ACE Limited ( ACE) upgraded at Citi to Buy and added to Top Picks Live. Superior reserve/capacity profile and upside potential with A&H business. Price target raised to $64.

Ametek ( AME) upgraded at Baird from Neutral to Outperform. Company reported a strong quarter. $49 price target.

Ashland ( ASH) upgraded at Longbow from Neutral to Buy. Estimates also boosted, given price increases. $75 price target.

Bill Barrett Corp ( BBG) upgraded at Barclays to Overweight from Equal Weight on valuation. Perception that the company's Rockies project could be pressured in current price environment. Price target increased to $43 from $38.

Dell ( DELL) downgraded at UBS from Buy to Neutral. Valuation call, as the stock is up 25% in the past two months. $17.50 price target.

Domino's Pizza ( DPZ) downgraded at Citi to Hold from Buy on valuation and high expectations. Price target raised by a dollar to $19.50. 2010 and 2011 EPS estimates lifted to $1.30 and $1.41, respectively.

Davita ( DVA) downgraded at Jefferies from Buy to Hold. $69 price target. Multiple potential negative catalysts lie ahead.

Ford ( F) downgraded at Credit Suisse to Underperform from Neutral. Profit levels have red-lined, time to down-shift. Maintain $10 price target.

Ford ( F) target, estimates raised at Barclays. F price target inched higher to $13 from $12 on solid 1Q10 beat. 2010 and 2011 EPS estimates lifted to $1.57 and $1.85, respectively. Equal Weight rating.

Ford ( F) estimates increased at UBS through 2011. Company is seeing better results for credit and in Europe. Buy rating and $16 price target.

Forest Oil ( FST) downgraded at Barclays to Equal Weight from Overweight based on recent share performance.

3M ( MMM) estimates, target upped at UBS. MMM estimates were boosted through 2011. Company is seeing better organic growth. Buy rating and new $110 price target.

3M ( MMM) upgraded at Barclays to Overweight from Equal Weight on better than expected 1Q10 results. Price target jumped to $105 from $90. Estimates raised through 2012.

NBTY ( NTY) upgraded at Barclays to Overweight from Equal Weight. The company's results showed that it will hurt the short-term to benefit the long-term. Price target increased to $46 from $44. 2010 EPS estimate cut to $3.76, 2011 raised to $4.53.

Pride International ( PDE) upgraded at Credit Suisse to Outperform from Neutral. Higher forecasts, new contract opportunities, and ongoing cost cutting. Price target raised to $38 from $30.

Progress Energy ( PGN) rated new Hold at Deutsche. $39 price target. Company still faces challenges in Florida.

Savvis ( SVVS) downgraded at Morgan Stanley from Overweight to Equal-weight. Valuation call, as the stock is up 32% year-to-date.

Tellabs ( TLAB) upgraded at JP Morgan. Rating raised to Overweight from Neutral. Price target raised to $11.00 from $8.50. 2010 EPS estimates raised to $0.51 from $0.36.

United Parcel ( UPS) upgraded at Morgan Stanley from Underweight to Equal-weight. Company reported a strong quarter and trades at a reasonable valuation.

Watson Pharmaceuticals ( WPI) upgraded at Goldman from Sell to Neutral. Estimates also boosted, given recent product approvals and higher expected cost savings.

Cimarex Energy ( XEC) upgraded at Barclays. XEC upgraded to Overweight from Equal Weight based on the company's strong balance sheet and prospects for further volume gains. Price target boosted to $93 from $70.

STOCK COMMENTS / EPS CHANGES

BE Aerospace ( BEAV) estimates, target increased at FBR through 2011. Company boosted guidance. Outperform rating and new $38 price target.

Broadcom ( BRCM) estimates, target increased at UBS. BRCM estimates were raised through 2011. Company is seeing better wireless growth. Neutral rating and new $39 price target.

Boston Scientific ( BSX) estimates cut at Morgan Stanley. BSX estimates were reduced through 2011. Company still stands to lose market share. Overweight rating and $10 price target.

Choice Hotels ( CHH) numbers increased at FBR through 2011. Fee-based model is driving growth. Outperform rating and new $42 price target.

Cummins ( CMI) target, estimates boosted at Barclays. CMI price target surged to $95 from $74. 1Q10 beat highlighted by a strong emerging markets position. 2010 and 2011 EPS estimates lifted to $4.15 and $5.75, respectively. Overweight rating.

Cummins ( CMI) estimates, target boosted at UBS. Shares of CMI now seen reaching $98. Estimates also upped, as the company is realizing higher margins. Buy rating.

CVS Caremark ( CVS) numbers boosted at UBS. Shares of CVS now seen reaching $46. Estimates also upped, given better PBM trends. Buy rating.

DuPont ( DD) price target increased at BofA/Merrill to $44 from $40. Raising numbers on broad-based volume strength.

DuPont ( DD) estimates, target raised at UBS. Shares of DD now seen reaching $47. Estimates also increased, to match the company's new guidance. Buy rating.

Flextronics ( FLEX) estimates, target raised at UBS. Shares of FLEX now seen reaching $9.50. Estimates also increased, because of the company's new guidance. Buy rating.

Home Depot ( HD) price target boosted at Citi. HD price target jumped to $43 from $34 as Spring selling season is off to a stronger-than-expected start. Estimates raised through 2012. Buy rating.

Health Management ( HMA) price target higher at BofA/Merrill. HMA price target raised by fifty cents to $11 after strong results. Story on track for out Top Pick. Estimates raised through 2012. Buy rating.

Jacobs Engineering ( JEC) numbers raised at UBS. Shares of JEC now seen reaching $50. Estimates also increased, to match the company's new guidance. Neutral rating.

Kellogg ( K) estimates lowered at UBS through 2011. Company is seeing declining volume trends. Buy rating and $61 price target.

Kansas City Southern ( KSU) numbers upped at UBS through 2011. Company is paying down debt and has strong earnings momentum. Outperform rating and new $50 price target.

Life Technologies ( LIFE) numbers upped at Morgan Stanley through 2012. Company is seeing higher organic growth and margin expansion. Overweight rating and new $58 price target.

Lexmark ( LXK) target, estimates higher at Citi. LXK price target increased to $56 from $52. 2010 and 2011 EPS estimates raised to $4.49 and $5.02, respectively. Reiterate Buy rating, but removing from Top Picks Live.

Macy's ( M) estimates, target boosted at Goldman. Shares of M now seen reaching $28. Estimates also upped, as the company is seeing higher sales. Neutral rating.

Molex ( MOLX) estimates, target increased at UBS. MOLX estimates were raised through 2011. Company boosted its forward guidance. Neutral rating and new $24 price target.

Norfolk Southern ( NSC) price target raised at BofA/Merrill. NSC price target lifted to $64 from $61 as top line and cost controls drive EPS beat. Estimates increased through 2011. Neutral rating.

Norfolk Southern ( NSC) numbers boosted at FBR. Shares of NSC now seen reaching $66. Estimates also upped, as the company is posting higher volumes and yields. Market Perform rating.

RF Micro ( RFMD) estimates, target boosted at UBS. Shares of RFMD now seen reaching $6.50. Estimates also upped, as the company continues to execute and see better bookings. Buy rating.

Torchmark ( TMK) estimates, target raised at FBR. Shares of TMK now seen reaching $61. Estimates also increased, as the company is seeing better underwriting results. Outperform rating.

Under Armour ( UA) estimates, target raised at FBR. Shares of UA now seen reaching $34. Estimates also increased, given the company's new guidance. Market Perform rating.

U.S. Steel ( X) estimates, target raised at Goldman. Shares of X now seen reaching $73. Estimates also increased, as the company is seeing growth across the board. Buy rating.

Cimarex Energy ( XEC) numbers boosted at Morgan Stanley. Shares of XEC now seen reaching $80. Estimates also upped, as the company should see a higher multiple. Overweight rating.

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

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