Today's Upgrades / Downgrades

Here are the late Friday analyst calls:

Komag KOMG Caris & Company Below Average » Average

Apollo Group APOL BMO Capital Markets Market Perform » Outperform

Western Digital WDC Needham & Co Buy » Strong Buy

Heelys HLYS CIBC Wrld Mkts Sector Perform » Sector Outperform

Phillips-Van Heusen PVH Matrix Research Hold » Buy

Ralcorp Holdings RAH BB&T Capital Mkts Hold » Buy

Diodes DIOD UBS Neutral » Buy

Research In Motion RIMM Morgan Keegan Mkt Perform » Outperform

Solectron SLR RBC Capital Mkts Underperform » Sector Perform

Komag KOMG JP Morgan Underweight » Neutral

Ariba ARBA CIBC Wrld Mkts Sector Underperform » Sector Outperform


DOWNGRADES:

Packeteer PKTR JMP Securities Mkt Perform » Mkt Underperform

Cascade CAE DA Davidson Neutral » Underperform

Omega Protein OME DA Davidson Buy » Neutral

Topps TOPP Wedbush Morgan Strong Buy » Buy

Rural/Metro RURL B. Riley & Co Buy » Neutral

Guitar Center GTRC Dougherty & Company Buy » Neutral

Ceragon CRNT Ferris Baker Watts Buy » Neutral

Pinnacle West PNW BMO Capital Markets Market Perform » Underperform

Getty Images GYI Matrix Research Hold » Sell

Barnes & Noble BKS Matrix Research Buy » Hold

Endurance Specialty ENH Stifel Nicolaus Buy » Hold

Castle Brands ROX Oppenheimer Buy » Neutral

Corn Products CPO BB&T Capital Mkts Buy » Hold