Marvell Technology Group (MRVL) is -0.6% to $20.32 after Goldman Sachs downgraded it to Neutral....

|By:, SA News Editor

Marvell Technology Group (MRVL) is -0.6% to $20.32 after Goldman Sachs downgraded it to Neutral. Marvell's HDD controller business faces 'gradual erosion' from other storage media, Goldman warns. And Marvell supplies chips for the BlackBerry (RIMM -0.6%), and bets against RIMM sound good these days.