Live feed16:44:46·453dINSIDERFilingvia QuantisnowChief Human Resources Officer Pittman Stephanie covered exercise/tax liability with 936 shares and was granted 22,321 shares, increasing direct ownership by 95% to 43,838 units (SEC Form 4)ByQuantisnow·Wall Street's wire, on your screen.ASPN· Aspen Aerogels Inc.Consumer DiscretionaryOriginal source