Premarket movers: GoPro soars 80% as Sono Group soars on Sports One deal

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(NASDAQ: DUOL) Delayed: 154.46 -4.36 (2.75%)
Previous Close $158.82    52 Week High
Open $157.46    52 Week Low
Day High $158.31    P/E N/A 
Day Low $153.00    EPS
Volume 1,056,458       

Gen-Probe, Inc. (NASDAQ: GPRO) Delayed: 1.70 +0.31 (22.30%)
Previous Close $1.39    52 Week High $21.89 
Open $1.48    52 Week Low $8.62 
Day High $2.05    P/E 1.65 
Day Low $1.41    EPS $1.03 
Volume 285,136,383       

NOVARTIS AG (NYSE: NVS) Delayed: 159.99 -3.1 (1.9%)
Previous Close $163.09    52 Week High $89.15 
Open $159.90    52 Week Low $69.84 
Day High $160.93    P/E N/A 
Day Low $159.63    EPS $0.00 
Volume 1,294,328