NEW YORK (TheStreet) -- CHANGE IN RATINGS

TD Ameritrade

(AMTD) - Get Report

upgraded at Goldman to Buy. Company trades at a reasonable valuation and is showing strong organic asset growth.

Allegheny Energy

( AYE) upgraded at Credit Suisse to Outperform from Neutral. Best leverage to likely EPA policy. Shares now seen reaching $28, up from $23.

CF Industries

(CF) - Get Report

upgraded at Soleil from Hold to Buy. $116 price target. Company should benefit from higher corn and lower natural gas prices.

Dupont

(DD) - Get Report

rated new Positive at Susquehanna. $52 price target. Company should be able to exceed 20% annual earnings growth through 2012.

Endo Pharmaceuticals

(ENDP) - Get Report

upgraded at UBS from Neutral to Buy. $36 price target. Estimates also boosted, as the new management team has the company back on the right track.

Entergy

(ETR) - Get Report

downgraded at Credit Suisse to Neutral from Outperform on nuclear power plant issues, strategic direction, and lower comparable gearing. Price target sunk to $81 from $86.

Edwards Lifesciences

(EW) - Get Report

upgraded at Piper from Neutral to Overweight. $77 price target. Partner trial performed well, which could mean higher sales down the road.

Edwards Lifesciences

(EW) - Get Report

price target boosted at Barclays to $65 from $60 on positive drug data. Maintain Overweight rating.

FirstEnergy

(FE) - Get Report

upgraded at Credit Suisse to Outperform from Neutral. EPA policy likely, buy clean plants in dirty markets. Price target lifted to $43 from $41.50.

Forest Laboratories

(FRX)

downgraded at Morgan Stanley from Overweight to Equal-weight. Estimates also cut, because of higher expected spending on new product launches.

Petrohawk Energy

(HK)

rated new Hold at Citigroup. $19 price target. Stock is already down 38% year-to-date, but natural gas prices will likely remain constrained.

Mosaic

(MOS) - Get Report

rated new Positive at Susquehanna. $76 price target. Company should benefit from surging DAP prices.

Nvidia

(NVDA) - Get Report

upgraded at BMO from Market Perform to Outperform. $16 price target. GPU share losses should slow and Tegra appears to finally be gaining traction.

Potash

(POT)

rated new Neutral at Susquehanna. $150 price target. Earnings should benefit from a volume recovery and higher prices, but the BHP offer has already placed a premium on the stock.

Tiffany

(TIF) - Get Report

downgraded at Goldman from Neutral to Sell. Valuation call, based on a $41 price target. Company also faces tough sales comparisons and rising marketing costs.

Warner Chilcott

(WCRX)

upgraded at Morgan Stanley to Overweight. $27 price target. Company can generate strong earning and will likely pay down some of its debt.

STOCK COMMENTS / EPS CHANGES

Akamai

(AKAM) - Get Report

estimates, target raised at Oppenheimer. Shares of AKAM now seen reaching $58. Estimates also increased, given improving online video trends. Outperform rating.

Bed Bath & Beyond

(BBBY) - Get Report

numbers upped at Citigroup. BBBY estimates were boosted through 2012. Company raised its forward guidance. Buy rating and new $59 price target.

Bed Bath & Beyond

(BBBY) - Get Report

estimates tweaked at Credit Suisse. BBBY 2011 and 2012 EPS estimates raised to $2.77 and $3.00, respectively, as the company reported a very solid quarter. Maintain Neutral rating and $50 price target.

Bed Bath & Beyond

(BBBY) - Get Report

target, estimates lifted at Barclays. BBBY price target raised by a dollar to $47 on strong 2Q10 results. 2011 and 2012 EPS estimates tweaked higher to $2.77 and $3.03, respectively. Maintain Equal Weight rating.

Deere

(DE) - Get Report

estimates, target increased at BofA/Merrill. DE estimates were raised through 2012. International sales visibility is improving. Buy rating and new $85 price target.

Quest Diagnostics

(DGX) - Get Report

numbers cut at Morgan Stanley. Shares of DGX now seen reaching $58. Estimates also reduced, to match the company's new guidance. Underweight rating.

Devon Energy

(DVN) - Get Report

estimates increased at Morgan Stanley through 2012. Company will likely take funds from asset sales to buy back stock and invest in oil-rich areas. Overweight rating and $74 price target.

Eastman Chemical

(EMN) - Get Report

numbers boosted at Goldman. Shares of EMN now seen reaching $84. Estimates also upped, given improving selling prices and volumes. Buy rating.

FedEx

(FDX) - Get Report

estimates increased at Goldman through 2012. Company is seeing more of a benefit from fuel surcharges. Neutral rating and $95 price target.

Flowers Foods

(FLO) - Get Report

estimates cut at Keybanc through 2011. Company is seeing lower sales and margins. Buy rating and $29 price target.

Corning

(GLW) - Get Report

estimates lowered at UBS through 2011. Market trends suggest further pricing pressure. Buy rating and $25 price target.

Intuit

(INTU) - Get Report

target boosted at BofA/Merrill. Shares of INTU now seen reaching $49. Cloud revenue is growing. Buy rating.

JA Solar

(JASO)

target, estimates boosted at Barclays. JASO price target raised to $8 from $6 as industry checks indicate cell fundamentals will remain strong in Dec. 2010 and 2011 EPS estimates lifted to $1.25 and $0.95, respectively. Maintain Equal Weight rating.

Jefferies

(JEF) - Get Report

cut from Conviction Sell List at Goldman. Stock has underperformed the market by 20% over the past year, but increased hiring could lead to future growth. $22 price target.

Carmax

(KMX) - Get Report

estimates, target upped at Goldman. KMX estimates were boosted through 2012. Company is realizing higher incremental profits. Neutral rating and new $27 price target.

CarMax

(KMX) - Get Report

target, estimates lifted at Credit Suisse. KMX price target jumped to $28 from $23 on excellent 2Q10 results. Estimates raised through 2013. Maintain Neutral rating.

Mylan

(MYL) - Get Report

added to Conviction Buy List at Goldman. Earnings growth should re-accelerate in the second half of 2010. $26 price target.

Progress Energy

(PGN)

price target higher at Citi. PGN price target lifted to $45 from $40 as eventful 2011 calendar could see many catalysts, Citigroup said. Maintain Hold rating.

Phillip Morris

(PM) - Get Report

target, estimate increased at Barclays. PM price target improved to $59 from $54. PM is the most leveraged to currency movement. 2010 and 2011 EPS estimates raised to $3.80 and $4.25, respectively. Maintain Overweight rating.

Red Hat

(RHT) - Get Report

estimates, target raised at Goldman. Shares of RHT now seen reaching $37. Estimates also increased, given improved bookings growth. Neutral rating.

Red Hat

(RHT) - Get Report

price target raised at Barclays. RHT price target increased to $36 from $33 following a beat and raise quarter. 20% billings growth. Maintain Equal Weight rating.

Seadrill

(SDRL) - Get Report

target boosted at Morgan Stanley to $35. Demand for ultra-deepwater rigs is rebounding. Overweight rating.

Theravance

(THRX)

target raised at ThinkEquity to $21. Expect further clinical success from Relovair. Buy rating.

XL Group

(XL)

target boosted at Citigroup. Shares of XL now seen reaching $25. Stock trades at just 0.7 times book value and the company's portfolio is improving. Buy rating.

This article was written by a staff member of TheStreet.