Live feed16:05:34·159dINSIDERFilingvia QuantisnowDirector Bassler Bonnie L sold $570,000 worth of shares (760 units at $750.00) and exercised 760 shares at a strike of $371.40 (SEC Form 4)ByQuantisnow·Wall Street's wire, on your screen.REGN· Regeneron Pharmaceuticals Inc.Health CareOriginal source