Exelixis (EXEL) call volume and volatility spikes as shares fall 17%

Go back to Exelixis (EXEL) call volume and volatility spikes as shares fall 17%
Exelixis, Inc. (NASDAQ: EXEL) Delayed: 54.39 +1.27 (2.39%)
Previous Close $53.12    52 Week High $17.00 
Open $53.46    52 Week Low $3.55 
Day High $54.58    P/E N/A 
Day Low $53.10    EPS $-1.33 
Volume 2,503,632