Live feed16:24:04·686dINSIDERFilingvia QuantisnowAmendment: Chairman & CEO Stanton Thomas R covered exercise/tax liability with 41,906 shares, decreasing direct ownership by 5% to 814,724 units (SEC Form 4)ByQuantisnow·Wall Street's wire, on your screen.ADTN· ADTRAN Holdings Inc.UtilitiesOriginal source