Analyst upgrades:

• Citigroup upgraded Lennar (NYSE: LEN) to Buy from Hold as it believes the company's near-term liquidity profile is improved following the $400M debt issuance. The firm raised its target price to $12 from $11.
• Jefferies upgraded Rowan Companies (NYSE: RDC) to Buy from Hold as it believes jack-up drillers will continue to outperform deepwater names. The firm raised its target price to $27 from $20.
• Keefe Bruyette upgraded First Financial (NASDAQ: FFIN) to Market Perform from Underperform to reflect more positive loan data for the Texas banks. The firm raised its target price on shares to $44 from $38.
• MGM Mirage (NYSE: MGM) was upgraded to Overweight from Neutral at JP Morgan.
• Morgan Stanley (NYSE: MS) was upgraded to Outperform from Market Perform at JMP Securities.
• Brinker (NYSE: EAT) was upgraded to Overweight from Equal Weight at Barclays.

Anglogold (NYSE: AU) closed at $27.47 Thursday. Gold is recently down 3.11% to $789.20 according to Bloomberg. AU September option implied volatility of 51 is above its 26-week average of 43 according to Track Data, suggesting larger movement.

Valero Energy (NYSE: VLO) closed at $33.93 Thursday. Crude oil futures are recently down 1.64% to $113.37. VLO September option implied volatility of 53 is above its 26-week average of 47 according to Track Data, suggesting larger price movement.

Southern Peru Copper (NYSE: PCU) closed at $24 Thursday. Copper is recently down 3.80% to 326 according to Bloomberg. PCU September option implied volatility of 53 is near its 26-week average according to Track Data, suggesting non-directional price movement.

Archer Daniels (NYSE: ADM) closed at $26.62 Thursday. Corn futures are recently down 3.38% to 557.75, Soybean futures are down 2.59% to 1241 according to Track Data. ADM September option implied volatility of 44 is above its 26-week average of 40 according to Track Data, suggesting slightly larger price movement.

Option Update is provided by Stock Specialist Paul Foster of theflyonthewall.com

Anglogold (NYSE: AU) closed at $37.23 Wednesday.

Gold is recently up 0.12% to $989.70 according to Bloomberg.

AU overall option implied volatility of 45 is near its 26-week average of 43 according to Track Data, suggesting non-directional movement.

Option Update is provided by Stock Specialist Paul Foster of theflyonthewall.com

Anglogold (NYSE: AU) is recently trading at $40.90 in pre-open trading, below its close of $45.17 Thursday.

AU said it has halted mining and gold recovery operations on all of its South African operations following notification from state-owned electricity company Eskom regarding interruptions to power supplies.

Gold is recently up 1.82% to $922.30 according to Bloomberg.

AU overall option implied volatility of 50 is above its 26-week average of 39 according to Track Data, suggesting larger movement.

Options Update is provided by Stock Specialist Paul Foster of theflyonthewall.com

MOST NOTEWORTHY: Staples, Inc (SPLS), Sun Microsystems, Inc (SUNW), Forest Laboratories, Inc (FRX), AvalonBay Communities (AVB) and ConocoPhillips (COP) were today's noteworthy upgrades:

• Soleil upgraded shares of Staples, Inc (NASDAQ: SPLS) to Buy from Hold following the in-line Q1 results, as the firm believes management's initiatives will benefit the company for the remainder of the year.

• Matrix upgraded Sun Microsystems (NASDAQ: SUNW) to Hold from Sell based on improved profitability and margins due to cost cuts.

• First Albany upgraded Forest Laboratories (NYSE: FRX) to Strong Buy from Neutral following positive preliminary results for Milnacipran in Fibromyalgia.

• AvalonBay Communities (NYSE: AVB) was raised to Market Perform from Underperform at BMO Capital based on valuation.

• Bernstein upgraded shares of ConocoPhillips (NYSE: COP) to Outperform from Market Perform...

OTHER UPGRADES:

• Piper Jaffray upgraded Medtronic, Inc (NYSE: MDT) to Outperform from Market Perform.

• Advanced Analogic Technologies Incorp (NASDAQ: AATI) was upgraded to Buy from Hold at Needham.

• CIBC raised Cypress Bioscience, Inc's (NASDAQ: CYPB) rating to Sector Outperformer from Sector Performer.

• HSBC upgraded Agnico-Eagle Mines Ltd (NYSE: AEM) and AngloGold Ashanti Ltd (NYSE: AU) to Overweight from Neutral.

Analyst summaries provided by TheFlyOnTheWall.com (subscription required).

MOST NOTEWORTHY: Marvel Entertainment, Inc (MVL), Electronic Arts Inc (ERTS), ION Media Networks Inc (ION), Allscripts Healthcare Solutions, Inc (MDRX) and Tenet Healthcare Corp (THC) were today's noteworthy downgrades:

• JP Morgan downgraded Marvel Entertainment (NYSE: MVL) to Neutral from Overweight based on the lack of near-term catalysts.

• Gabelli downgraded Electronic Arts (NASDAQ: ERTS) to Hold from Buy on reduced 2008 expectations. The firm expects Electronic to lose market share given the lack of Q1 product launches.

• CRT downgraded ION Media Networks (AMEX: ION) to Sell from Buy and recommends taking profits at these levels as shares are approaching Citadel LP's offer of $1.46 per share.

• BB&T cut Allscripts Healthcare Solutions, Inc (NASDAQ: MDRX) to Hold from Buy after its weak Q1 report.

• Jefferies downgraded Tenet Healthcare (NYSE: THC) to Underperform from Hold with a $5.50 target to reflect weak volumes.
  

OTHER DOWNGRADES:

• Brooks Automation, Inc (NASDAQ: BRKS) was cut to Peer Perform from Outperform at Bear Stearns.

• Prudential downgraded AngloGold Ashanti Ltd (NYSE: AU) to Neutral from Overweight.

• JP Morgan downgraded Jeffries Group, Inc (NYSE: JEF) to Market Perform to Outperform at Keefe Bruyette.

• Pacific Crest cut Cisco Systems, Inc (NASDAQ: CSCO) to Sector Perform from Outperform on valuation.

Analyst summaries provided by TheFlyOnTheWall.com (subscription required).

MOST NOTEWORTHY: Amgen, Inc (AMGN), Secure Computing Corp (SCUR), Advanced Micro Devices (AMD) and Level 3 Communications (LVLT) were some of today's more notable downgrades:

• UBS downgraded shares of Amgen Inc (NASDAQ: AMGN) to Reduce from Neutral as the firm believes most Medicare carriers will drop reimbursement for Aranesp in certain types of anemia due to safety concerns.

• Goldman Sachs cut Secure Computing Corp (NASDAQ: SCUR) to Sell from Neutral, citing valuation.

• Thomas Weisel believes Advanced Micro Devices (NYSE: AMD) will have a difficult time regaining lost channel share from Intel (INTC) without additional price cuts, downgrading shares to Market Weight to Overweight.

• Buckingham cut Level 3 Communications (NASDAQ: LVLT) to Accumulate from Strong Buy on valuation.

OTHER DOWNGRADES:

• Deutsche Bank downgraded shares of Edison International (NYSE: EIX) to Hold from Buy.

• Wachovia downgraded shares of Countrywide Financial Corp (NYSE: CFC) to Underperform from Market Perform on concerns that subprime weakness has spread to other sectors of the residential mortgage market.

• Ferris Baker Watts downgraded shares of Comstock Homebuilding (NASDAQ: CHCI) to Hold from Buy to reflect the uncertainty regarding the company's lender relationships and homebuilding market outlook.

• Citigroup downgraded shares of StanCorp Financial Group (NYSE: SFG) to Hold from Buy on valuation and recommends swapping money into Assurant, Inc (AIZ).

• JP Morgan cut AngloGold Ashanti Ltd (NYSE: AU) to Underweight from Neutral.

Analyst summaries provided by TheFlyOnTheWall.com (subscription required).