Live feed16:50:26·11mINSIDERFilingvia QuantisnowChief Financial Officer Wichterman Troy covered exercise/tax liability with 1,026 shares, decreasing direct ownership by 0.48% to 212,223 units (SEC Form 4) to satisfy tax liabilityByQuantisnow·Wall Street's wire, on your screen.BLFS· BioLife Solutions Inc.Health CareOriginal source