• Tortoise Capital (NYSE: TTO) was upgraded to Buy from Neutral at Merrill Lynch.
• Brean Murray upgraded shares of California Water Service (NYSE: CWT) and SJW Corp. (NYSE: SJW) to Buy from Hold on valuation following the recent weakness.

• Broadpoint downgraded shares of Cache Inc. (NYSE: CACH) to Neutral from Buy and lowered their estimates after the company reduced its Q4 guidance. The broker also removed its $21 target.
• Piper downgraded shares of Salix Pharmaceuticals (NASDAQ: SLXP) to Sell from Neutral to reflect concerns over the company's IBD franchise and potential Xifaxan patent concerns.

• Pacific Crest initiated shares of SuccessFactors (NASDAQ: SFSF) with an Outperform rating and $18 target, and believes the company has better visibility than its On-Demand peers with 2.5 year deals.

Analyst upgrades, downgrades and initiations originally appeared on BloggingStocks on Mon, 31 Dec 2007 12:00:00 EST. Please see our terms for use of feeds.

MOST NOTABLE:

• Cabela's inc (NYSE: CAB) was initiated with an Outperform rating and $30 target. The firm is confident in Cabela's outlook given the company's substantial store expansion opportunities, encouraging operating environment and valuation.

• Time Warner (NYSE: TWX) was started with a Buy rating and $25 target at UBS.

• Benchmark initiated Open Text Corp (NASDAQ: OTEX) with a Sell rating.

• Tortoise Capital Resources (NYSE: TTO )was initiated by both Ferris Baker and Stifel with a Buy rating.

• CIBC initiated Volterra Semiconductor Corp (NASDAQ: VLTR) with a Sector Performer rating.

• Goldman initiated Savvis, Inc (NASDAQ: SVVS) with a Buy rating and $50 target.

• Cowen started Cogent Communications Group, Inc (NASDAQ: CCOI) with an Outperform rating.

• Avondale initiated Callaway Golf Co (NYSE: ELY) with a Market Outperform rating and $20 target.

• ThinkEquity started Adventrx Pharmaceuticals, Inc (NYSE: ANX) with a Buy rating and $5 target.

Analyst initiations 3-16-07: Cabela's, Time Warner & Callaway Golf initiated today originally appeared on BloggingStocks on Fri, 16 Mar 2007 11:03:00 EST. Please see our terms for use of feeds.