Live feed13:47:31·484dINSIDERFilingvia QuantisnowChief Marketing Officer Messano Amy sold $26,210 worth of shares (235 units at $111.53), decreasing direct ownership by 0.98% to 23,651 units (SEC Form 4)ByQuantisnow·Wall Street's wire, on your screen.ALTR· Altair Engineering Inc.TechnologyOriginal source