Here are some highlights from this past week's earnings coverage from BloggingStocks:

• Activision Inc. (NASDAQ: ATVI) posted stellar results on the popularity of Guitar Hero and Transformers.
• Airgas Inc. (NYSE: ARG) beat Q4 estimtates with record earnings and raised its guidance.
• Amkor Technology Inc. (NASDAQ: AMKR) beat Q1 expectations on strong demand for wireless.
• Anadarko Petroleum Corp. (NYSE: APC) reported strong Q1 results that beat Wall Street estimates.
• Barnes Group Inc. (NYSE: B) beat Q1 expectations on its "global reach" and raised its 2008 guidance.
• Coinstar Inc. (NASDAQ: CSTR) beat Q1 expectations and raised its full-year guidance.
• DirecTV Group Inc. (NASDAQ: DTV) posted better-than-expected results and announced share buybacks.
• Double-Take Software (NASDAQ: DBTK) beat Q1 expectations and raised its Q2 and 2008 guidance.
• Goldcorp Inc. (NYSE: GG) profits surged in the first quarter on record high gold prices.
• ICON plc (NASDAQ: ICLR) beat Q1 expectations and raised its full-year guidance.
• Marvel Entertainment Inc. (NYSE: MVL) easily beat Q1 estimates and raised its full-year guidance.
• Molson Coors Brewing Co. (NYSE: TAP) reported a surge in Q1 profits that beat Wall Street estimates.
• Panera Bread Co. (NASDAQ: PNRA) beat Q1 expectations and lifted its Q2 and 2008 forecasts.
• Symantec Corp. (NASDAQ: SYMC) beat Q4 expectations and raised its Q1 outlook.
• Transocean Inc. (NYSE: RIG) Q1 profits more than doubled due to soaring oil prices.
• Unilever (NYSE: UL) posted strong results, with revenues beating estimates for the first time in six years.
• UTStarcom Inc. (NASDAQ: UTSI) released a preliminary guidance well above expectations.
• Walt Disney Co. (NYSE: DIS) posted better-than-expected results on success of its theme parks.

MOST NOTEWORTHY: PhotoChannel Networks, BioMarin Pharmaceutical, Double-Take and Leapfrog Enterprises were today's noteworthy initiations:

• Merriman believes PhotoChannel Networks (OTC: PNWIF) is positioned to become a leading provider to the digital photofinishing market through its offering of a fully-integrated solution to retailers. The firm started shares with a Buy rating.
  
• Jefferies resumed coverage of BioMarin Pharmaceutical (NASDAQ: BMRN) with a Buy rating and $33 target, as they expect strong long-term growth from Aldurazyme and Naglazyme and is optimistic for Kuvan approval and a strong market launch.
  
• ThinkEquity is positive on Double-Take's (NASDAQ: DBTK) impressive operating leverage and valuation and started shares off with a Buy rating and $28 target.
  
• Needham initiated Leapfrog Enterprises (NYSE: LF) with a Strong Buy rating and $11 target. The firm expects Leapfrog to benefit from its turnaround initiatives in 2008 and for shares to be driven by improving sales and profits.

OTHER INITIATIONS:

• UBS started J Crew (NYSE: JCG) and American Eagle (NYSE: AEO) with Neutral ratings and targets of $40 and $25, and Gap (NYSE: GPS) and Abercrombie & Fitch (NYSE: ANF) with Buy ratings and targets of $23 and $97.
  
• Goldman initiated The9 (NASDAQ: NCTY) with a Neutral rating. Broadpoint initiated Vocus Inc (NASDAQ: VOCS) with a Strong Buy rating.

MOST NOTEWORTHY: The systems technology sector, Auxilium Pharmaceuticals (AUXL) and BioSante Pharm (BPA) were today's noteworthy initiations:

• In the systems technology sector, JP Morgan initiated coverage on CommVault Systems (NASDAQ: CVLT) and Double-Take Software, Inc (NASDAQ: DBTK) with Overweight ratings, Isilon Systems (NASDAQ: ISLN) and Opsware Inc (NASDAQ: OPSW) with Neutral ratings and Avocent Corp (NASDAQ: AVCT) with an Underweight rating.

• Auxilium Pharmaceuticals (NASDAQ: AUXL) was initiated with an Outperform rating at Cowen, which said AUXL's lead candidate, AA4500, is in pivotal testing for Dupuytren's contracture, which could be a $400M+ revenue opportunity.

• BioSante Pharmaceuticals (AMEX: BPA) was initiated with a Positive rating at Susquehanna, as the firm is positive on BPA's growth prospects for the transdermal estrogen market, upside potential from the female dysfunction market, and valuation.

OTHER INITIATIONS:

• Morgan Stanley initiated shares of Lamar Advertising (NASDAQ: LAMR) with an Overweight rating and $77 target.

• SunTrust Robinson Humphrey initiated shares of Texas Roadhouse (NASDAQ: TXRH) with a Neutral rating.

• Morgan Joseph initiated shares of Metalico (AMEX: MEA) with a Hold rating.

• Stifel Nicolaus initiated shares of Tenet Healthcare (NYSE: THC) with a Sell rating and a $5 target.

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