MOST NOTEWORTHY:

• William Blair believes Pacer Int'l (NASDAQ: PACR) is in a favorable industry, with growth-specific opportunities and short-term concerns and started shares with a Market Perform rating.

• William Blair starting ComScore (NASDAQ: SCOR) with an Outperform rating, believing the online marketing research sector will have 20%+ growth over the next 3-5 years.

• Nollenberger believes Riverbed (NASDAQ: RVBD) is positioned to gain market share and is a technology and product leader, starting shares with a Buy rating and $55 target. BMO

• Capital initiated CBS Corp (NYSE: CBS) with an Outperform and expects the stock is $1.74/share for 2007 and $2.03 in 2008 with upside should there be a levered buyback...

• Life Time Fitness (NYSE: LTM) was started with a Buy rating and $67 target at ThinkEquity.

• Citigroup started Petrobras (NYSE: PBR) with a Buy rating.

• SMH Capital initiated Energen (NYSE: EGN) with a Buy.

• Keybanc started WABCO Holdings (NYSE: WBC) with a Buy rating.

Analyst initiations: CBS, EGN and RVBD originally appeared on BloggingStocks on Fri, 17 Aug 2007 10:48:00 EST. Please see our terms for use of feeds.