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

• American International Group Inc. (NYSE: AIG) blamed another big loss on housing and credit markets.
• Barrett Business Services Inc. (NASDAQ: BBSI) beat Q2 estimates and raised its Q3 guidance.
• Fannie Mae (NYSE: FNM) Q2 loss was three times more than analysts had predicted.
• Freddie Mac (NYSE: FRE) big loss was due to loan write-offs, but revenue rose 10%.
• HSBC Holdings PLC (NYSE: HBC) reported a drop in profit and warned of more difficulties to come.
• InterContinental Exchange (NYSE: ICE) posted Q2 results that were in line with Wall Street expectations.
• Marvel Entertainment Inc. (NYSE: MVL) posted strong Q2 results on Iron Man and Incredible Hulk movies.
• Midway Games Inc. (NYSE: MWY) widened its Q2 net loss as revenues slumped.
• News Corp. (NYSE: NWS) posted strong Q4 results on asset gains, and warned of slower growth.
• Playboy Enterprises Inc. (NYSE: PLA) posted a worse-than-expected Q2 loss despite cost controls.
• Procter & Gamble Co. (NYSE: PG) healthy Q4 and full-year results beat analysts' expectations.
• RadiSys Corp. (NASDAQ: RSYS) easily beat Q2 expectations on strong demand for wireless products.
• Time Warner Inc. (NYSE: TWX) net income slumped on declining AOL subscriber fees (see transcript).
• Tyco International Ltd. (NYSE: TYC) beat Q3 earnings expectations and raised its full-year guidance.
• Whole Foods Market International (NASDAQ: WFMI) posted dismal results and suspended its dividend.

MOST NOTEWORTHY: RadiSys, Diageo plc, Vitesse, Big 5 Sporting Goods and Coca-Cola Enterprises were today's noteworthy upgrades:

• Jefferies upgraded shares of RadiSys (NASDAQ: RSYS) to Buy from Hold following the Q3 upside to reflect the large ramp of new business expected in 2008.
  
• Lehman raised its rating on Diageo plc (NYSE: DEO) to Equal Weight from Underweight and has increased confidence that the group can increase margins.
  
• CIBC upgraded shares of Vitesse (NASDAQ: VTSS) to Sector Performer from Sector Underperformer following the company's business update, as they believe progress is being made on numerous fronts.
  
• Nollenberger upgraded shares of Big 5 Sporting Goods (NASDAQ: BGFV) to Buy from Neutral following the better-than-expected Q3 results and improved full-year outlook, as they believe visibility has improved significantly.
  
• Citigroup upgraded Coca-Cola Enterprises (NYSE: CCE) to Buy from Hold on valuation as they believe the stock is undervalued given Glaceau's expansion to European markets. The broker recommends taking profits in Pepsi Bottling Group (NYSE: PBG) and swapping into CCE.

OTHER UPGRADES:

• Baird upgraded Modine Manufacturing (NYSE: MOD) and Accuride (NYSE: ACW) to Neutral from Underperform.
  
• Deutsche Bank upgraded Energizer (NYSE: ENR) to buy from Hold.
  
• Goldman added Celanese (NYSE: CE) to its Conviction Buy List.