Active traders and day traders have many stocks to choose from this Friday morning.  We are tracking news and moves in shares of Advanced Analogic Technologies, Incorp. (NASDAQ: AATI), Marvell Technology Group, Limited (NASDAQ: MRVL), and OmniVision Technologies, Inc. (NASDAQ: OVTI).

Advanced Analogic Technologies, Incorp. (NASDAQ: AATI) is up more than 55% on very heavy volume to $6.06, relative to a 52-week range of $2.84-$4.74. The company was purchased by Skyworks Solutions (NASDAQ: SWKS) at $6.13 per share.

Marvell Technology Group, Limited (NASDAQ: MRVL) is up 9.4% premarket to $15.91, relative to a 52-week range of $13.87-$22.01. The company reported Q1 earnings this morning.

OmniVision Technologies, Inc. (NASDAQ: OVTI) is down nearly 4% premarket to $35.00, relative to a 52-week range of $17.65-$37.04.