Blackberry (BB) call volume and volatility increases into Q3

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Unibanco - Uniao de Bancos Brasileiros SA GDR SPSD (NYSE: BB) Delayed: 7.94 +0.30 (3.93%)
Previous Close $7.64    52 Week High $26.64 
Open $7.84    52 Week Low $19.61 
Day High $8.19    P/E N/A 
Day Low $7.73    EPS $0.00 
Volume 12,576,332