Blackberry (BB) call volume and volatility increases into Q3

Go back to Blackberry (BB) call volume and volatility increases into Q3
Unibanco - Uniao de Bancos Brasileiros SA GDR SPSD (NYSE: BB) Delayed: 9.19 -0.1 (1.08%)
Previous Close $9.29    52 Week High $26.64 
Open $9.29    52 Week Low $19.61 
Day High $9.41    P/E N/A 
Day Low $9.05    EPS $0.00 
Volume 21,894,110