JPMorgan Downgrades Westport Innovations (WPRT) to Underweight

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Westport Innovations, Inc. (NASDAQ: WPRT) Delayed: 1.87 -0.02 (1.06%)
Previous Close $1.89    52 Week High $3.09 
Open $1.88    52 Week Low $1.17 
Day High $1.88    P/E N/A 
Day Low $1.87    EPS $0.00 
Volume 10,119