Intraday Gainers; A123 Systems up Over 24%
Cree (NASDAQ: CREE) +6.54% on Morgan Stanley upgrade to Overweight.
Walter Investment Management (NYSE: WAC) +10% following the upbeat Q2 earnings that were reported earlier this week.
A123 Systems, Inc. (NASDAQ: AONE) +24.61% on rumors about a General Motors contract.
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