Tech-led selloff drives record volume in NDX options

Go back to Tech-led selloff drives record volume in NDX options
PowerShares QQQ Trust, Series 1 (NASDAQ: QQQ) Delayed: 721.45 +4.53 (0.63%)
Previous Close $716.92    52 Week High $119.66 
Open $718.83    52 Week Low $94.84 
Day High $721.73    P/E N/A 
Day Low $715.08    EPS $0.00 
Volume 48,513,254