Live feed17:01:24·268dINSIDERFilingvia QuantisnowChief Human Resources Officer Pittman Stephanie covered exercise/tax liability with 1,581 shares, decreasing direct ownership by 4% to 42,257 units (SEC Form 4)ByQuantisnow·Wall Street's wire, on your screen.ASPN· Aspen Aerogels Inc.Consumer DiscretionaryOriginal source