Analyst Upgrades

• Valero Energy (VLO) to outperform from perform at Oppenheimer.
• Changyou.com (CYOU) to overweight from equal weight at Morgan Stanley.
• Albermarle (ALB) to overweight from neutral at JPMorgan.
• ICU Medical (ICUI) to buy from neutral at Roth Capital.
• Check Point (CHKP) to outperform from market perform at Bernstein.
• FMC Corporation (FMC) to buy from neutral at BofA/Merrill.
• Rangold Resources (GOLD) to neutral from sell at Goldman.
• Global Cash Access (GCA) to buy from hold at Duncan-Williams.

Analyst Upgrades

• Diamond Offshore (DO) to conviction buy from sell and Baker Hughes (BHI) to buy from neutral at Goldman.
• Frontier Communications (FTR) to outperform from market perform at Wells Fargo.
• Syntel (SYNT) to outperform from market perform at Wells Fargo, to buy from hold at Deutsche Bank and to buy from neutral at Janney Capital.
• Kulicke & Soffa (KLIC) and Fiserv (FISV) to outperform from perform at Oppenheimer.
• 3M (MMM) to neutral from underweight and Tyco (TYC) to overweight from neutral at JPMorgan.
• Collective Brands (PSS) and Nordstrom (JWN) to overweight from equal weight, as well as Foot Locker (FL) to equal weight from underweight, at Morgan Stanley.
• Amazon.com (AMZN) to buy from hold at Lazard Capital.
• Yamana Gold (AUY) to outperform from neutral at Credit Suisse.

MOST NOTEWORTHY: Caliper Life Sciences, Network Appliance, EMC Corp, Concur Tech and TechTarget were today's noteworthy initiations:

• Caliper Life Sciences Inc (NASDAQ: CALP) was initiated at Piper Jaffray with an Outperform rating and $8 target. Piper believes the company's collection of acquisitions offers a diverse portfolio targeting a $1.2B segment of the life science tools market.
  
• Credit Suisse resumed coverage of Network Appliance Inc (NASDAQ: NTAP) and EMC Corporation (NYSE: EMC) with Neutral ratings and a $28 target and $20 target, respectively, as they have concerns of near-term demand risk.
  
• Concur Technologies (NASDAQ: CNQR) was started at Jefferies with a Buy rating and $40 target, as they believe the company is changing the landscape of employee expense management by integrating travel and expense reimbursement and feels shares deserve a premium valuation.
  
• Oppenheimer sees limited upside from current levels at TechTarget Inc (NASDAQ: TTGT) and would consider an entry point in the low-to-mid teens. The firm started shares with a Neutral rating and $17 target.

OTHER INITIATIONS:

• Banc of America initiated K Swiss Inc (NASDAQ: KSWS) with a Sell rating and $20 target.
  
• Stephens initiated Comverge Inc (NASDAQ: COMV) with an Equal Weight rating and $29 target and Badger Meter Incorporated (AMEX: BMI) with an Overweight rating and $39 target.
  
• JMP Securities resumed coverage of DemandTec Inc (NASDAQ: DMAN) with a Market Outperform rating and $16 target.