B. Riley Upgrades Rubicon Technology (RBCN) to Buy

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Rubicon Technology, Inc. (AMEX: RBCN) Delayed: 5.79 --0 (-0%)
Previous Close $5.79    52 Week High $1.78 
Open $5.79    52 Week Low $0.51 
Day High $5.79    P/E N/A 
Day Low $5.79    EPS $-1.34 
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