Stocks opened lower Friday following a weaker-than-expected second quarter GDP report and as investors cautiously waited for Bernanke's speech at a banking conference in Jackson Hole, Wyoming.
The Dow Jones Industrial Average opened lower after snapping a three-day rallyin the previous session.
Here are six stocks that are on the move:
Research In Motion
The mobile communications company was upgraded to buy from neutral at Sterne Agee.
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Starwood Hotels
The hotel and resort operator was downgraded to equal-weight from overweight at Morgan Stanley, citing a weak macro environment.
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VMware
The virtualization software developer was upgraded to outperform from sector perform at Pacific Crest with a price target of $100.
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First Solar
The solar technology company was upgraded to buy from neutral at Collins Stewart based on large project approvals.
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Aruba Networks
The telecom equipment corporation was upgraded to market perform from underperform at BMO Capital based on revenue growth.
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Noble Corporation
The offshore drilling contractor was upgraded to buy from neutral at Guggenheim with a $44 price target.
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