Immunic Soar On #COVID19 Developmental Updates. $IMUX shares were trading 28.97% higher at $11.33 at the time of publication Wednesday, while #BioNTech $BNTX shares were up 12.91% at $47.72. $PFE Pfizer shares were trading 2.08% higher at $36.35. #MarketUpdate https://t.co/p49ysQccQc