Editor's Note: Green and red arrows refer to intraday stock price movement.

NEW YORK (

TheStreet

) --

CHANGE IN RATINGS

Accenture

(ACN) - Get Report

estimates higher at Credit Suisse. ACN 2011 and 2012 EPS estimates raised to $3.15 and $3.60, respectively. Beat-and-raise quarter inspires more conviction, Credit Suisse said. Maintain Outperform rating and $55 price target.

Accenture

(ACN) - Get Report

target, estimate boosted at Barclays. ACN price target increased to $54 from $52. Strong 1Q, outlook, and continued momentum into 2011, Barclays said. 2011 EPS estimate increased to $3.17. Maintain Overweight rating.

Accenture

(ACN) - Get Report

estimates, target upped at Goldman. ACN estimates were boosted through 2013, Goldman Sachs said. Company is seeing higher bookings across the board. Buy rating and new $53 price target.

Accenture

(ACN) - Get Report

upgraded at Jefferies from Hold to Buy, Jefferies said. $54 price target. Better organic sales growth will ultimately lead to higher margins.

Ancestry.com

(ACOM)

rated new Buy at Citigroup. $40 price target. Stock has already been a big winner, but the company can generate 20%-plus annual earnings growth.

Advanced Energy

(AEIS) - Get Report

upgraded at Barclays to Overweight from Equal Weight. Concerns over solar inverter business are overblown and valuation is attractive, Barclays said. Price target increased to $17 from $15.

Applied Materials

(AMAT) - Get Report

upgraded at Barclays to Overweight from Equal Weight. Margins improvements and favorable share trends will drive shares higher in 2011, Barclays said. Price target increased to $17 from $12.

Ametek

(AME) - Get Report

downgraded at Baird from Outperform to Neutral, Robert Baird said. Valuation call, based on a $63 price target.

Amgen

(AMGN) - Get Report

upgraded at Leerink to Outperform, Leerink Swann said. Stock is not yet pricing in positive XGEVA data.

Aon

(AON) - Get Report

upgraded at JP Morgan from Neutral to Overweight, JP Morgan said. $53 price target. Company has significant earnings leverage.

Ball Corp

(BLL) - Get Report

downgraded at Credit Suisse to Neutral from Outperform on valuation, Credit Suisse said. Price target raised to $71 from $69.

Century Aluminum

(CENX) - Get Report

rated new Sell at Goldman. $14 price target. Company will likely struggle to meet consensus earnings expectations.

CH Robinson

(CHRW) - Get Report

downgraded at Baird from Outperform to Neutral, Robert Baird said. Valuation call, based on an $87 price target.

Comerica

(CMA) - Get Report

downgraded at Baird from Outperform to Neutral, Robert Baird said. $42 price target. Valuation call, as the stock is up 26% since the end of August.

Calpine

(CPN)

rated new Buy at Goldman. $16 price target. Company is the best positioned to weather lower natural gas prices.

Cymer

(CYMI)

downgraded at Barclays to Underweight from Equal Weight. Valuation call, Barclays said. Price target increased to $40 from $30.

Discover Communications

(DISCA) - Get Report

rated new Hold at Citigroup. Valuation call, based on a $45 price target.

Equifax

(EFX) - Get Report

rated new Neutral at Goldman. $39 price target. Company is fairly valued, given its relative growth potential.

Fortinet

(FTNT) - Get Report

rated new Perform at Oppenheimer. Valuation call, as the stock is already is already beginning to price in takeover speculation.

HB Fuller

(FUL) - Get Report

downgraded at JP Morgan from Neutral to Overweight, JP Morgan said. Valuation call.

Global Payments

(GPN) - Get Report

upgraded at Morgan Stanley from Underweight to Equal-weight, Morgan Stanley said. $44 price target. Interchange decision is positive for merchant processors.

Healthsouth

(HLS)

rated new Equal-weight at Morgan Stanley. Company is a market leader, but already trades at a premium to its peers.

IBM

(IBM) - Get Report

rated new Buy at Janney. $165 price target. Company can continue to outperform, despite continued expectations for a muted economic environment.

International Paper

(IP) - Get Report

rated new Buy at Citigroup. $33 price target. Company is positioned well to grow in BRIC countries.

Juniper Networks

(JNPR) - Get Report

rated new Buy at Needham. $42 price target. Company can take market share in high-growth areas.

Lear

(LEA) - Get Report

rated new Buy at Goldman. $115 price target. Market has not yet fully priced in the company growth prospects.

Lennox

(LII) - Get Report

rated new Neutral at Goldman. $50 price target. Demand could remain muted in 2011, because of high replacement costs.

Southwest Airlines

(LUV) - Get Report

upgraded at Soleil from Hold to Buy, Soleil Securities said. Estimates also boosted, following the company's upbeat investor meeting.

MKS Instruments

(MKSI) - Get Report

upgraded at Barclays to Overweight from Equal Weight as semi headwinds have lifted, Barclays said. Price target jumped to $30 from $20.

Nasdaq

I:IXIC

downgraded at FBR from Outperform to Market Perform, FBR Capital Markets said. Valuation call, based on a $26 price target.

Oracle

(ORCL) - Get Report

price target boosted at Barclays to $37 from $34 as software momentum drives 2Q11 beat, Barclays said. 2011 and 2012 EPS estimates raised to $2.10 and $2.35, respectively. Maintain Overweight rating.

Oracle

(ORCL) - Get Report

estimates, target increased at Goldman. ORCL estimates were raised through 2013, Goldman Sachs said. Company is taking market share, as new products gain traction. Buy rating and new $36 price target.

Oracle

(ORCL) - Get Report

upgraded at Oppenheimer to Outperform. $38 price target. Company should continue to gain market share.

MetroPCS

(PCS)

rated new Market Perform at FBR. $14 price target. Company should see higher ARPU, given higher smartphone adoption.

PPL

(PPL) - Get Report

rated new Buy at Goldman. $28 price target. Company is attractively valued and offers a 5.5% dividend yield.

Signet Jewelers

(SIG) - Get Report

initiated at Barclays with an Equal Weight rating and $45 price target. Signet has largest advertising budget and management of credit has been critical, Barclays said.

Skyworks Solutions

(SWKS) - Get Report

rated new Buy at ThinkEquity. $32 price target. Company can continue to deliver 15%-plus annual earnings growth.

Tenet Healthcare

(THC) - Get Report

downgraded at Deutsche from Buy to Hold, Deutsche Bank said. $7.50 price target. Company is taking a hostile stance on the takeover bid, and the stock could remain rangebound.

Temple-Inland

(TIN)

rated new Hold at Citigroup. Valuation call.

VF Corp.

(VFC) - Get Report

rated new Outperform at Wells Fargo. Company is seeing strong momentum in its brands heading into 2011.

This article was written by a staff member of TheStreet.