Live feed09:21:21·122dINSIDERFilingvia QuantisnowChief Executive Officer Huang Chiao Chieh bought $600,001 worth of shares (262,009 units at $2.29), increasing direct ownership by 23% to 1,421,219 units (SEC Form 4)ByQuantisnow·Wall Street's wire, on your screen.EFOI· Energy Focus Inc.Consumer DiscretionaryOriginal source