October 19, 2015 | 9:19 AM by Fahad Khalid | fkhalid@jaguaranalytics.com Large Call Buying in Biotech (IBB) Please Subscribe or Login to access premium content. Login #AGN#AMGN#BIIB#BMRN#BMY#CELG#GILD#IBB#PRTA DYAX#VRTX#VRX