Analyst calls: CRM, COT, EOG, MRVL, MNST, COMV, V

Analyst upgrades:

Citigroup upgraded shares of Salesforce.com (NYSE: CRM) to Buy from Hold on valuation following the recent weakness and expects positive seasonality in the second half of 2008.
Gilat Satellite (NASDAQ: GILT) was upgraded to Outperform from Market Perform at William Blair on valuation.
Cott Corp (NYSE: COT) was raised at UBS to Neutral from Sell.
EOG Resources (NYSE: EOG) was upgraded to Market Perform from Underperform at Bernstein.
Integra LifeSciencues (NASDAQ: IART) was raised to Buy from Hold at Argus.

Analyst downgrades:

Jefferies downgraded shares of Marvell Tech (NASDAQ: MRVL) to Hold from Buy on HDD inventory concerns and share loss at Research in Motion (NASDAQ: RIMM) after checks indicated MRVL likely lost the design for the RIM Javelin to Freescale. The firm lowered their target to $15 from $22.
Oppenheimer downgraded Integrated Device (NASDAQ: IDTI) to Perform from Outperform as they believe the upcoming Intel (NASDAQ: INTC) server memory transition will pressure shares for several quarters.
Broadpoint downgraded shares of Healthaways (NASDAQ: HWAY) to Neutral from Buy as they see few near-term catalysts.

Goldman removed El Paso Pipeline (NYSE: EPB) from the Conviction Buy List.
Tailsman Energy (NYSE: TLM) was cut to Market Perform from Outperform at Bernstein.

Analyst initiations:

B. Riley believes Monster (NASDAQ: MNST) shares have significant upside potential once signs of an economic recovery are seen, possibly in FY09. The firm initiated shares with a Buy rating and $26 target.
Comverge (NASDAQ: COMV) was assumed at Jefferies with a Buy rating and $10 target. The firm believes shares are trading below fair value and could see upside from new contract wins.
William Blair believes Visa (NYSE: V) will benefit from positive industry trends and expense rationalization opportunities as it integrates its global franchise. Shares were initiated with an Outperform rating.
Liberty Global (NASDAQ: LBTYA) was started at Citigroup with a Buy rating and $44 target.