Live feed16:04:02·39dINSIDERFilingvia QuantisnowDirector Herr Amy E. sold $320,386 worth of shares (6,636 units at $48.28) and exercised 6,636 shares at a strike of $47.60 (SEC Form 4)ByQuantisnow·Wall Street's wire, on your screen.TECH· Bio-Techne CorpHealth CareOriginal source