Live feed16:01:37·335dINSIDERFilingvia QuantisnowOfficer Chang Hung-Lun (Fred) covered exercise/tax liability with 6,732 shares, decreasing direct ownership by 2% to 272,110 units (SEC Form 4)ByQuantisnow·Wall Street's wire, on your screen.AAOI· Applied Optoelectronics Inc.TechnologyOriginal source