Live feed13:44:17·1319dINSIDERFilingvia QuantisnowSEC Form 4: Wong Ching Chung converted options into 2,592 shares and returned $12,960 worth of shares to the company (2,592 units at $5.00)ByQuantisnow·Wall Street's wire, on your screen.NHTC· Natural Health Trends Corp.Consumer DiscretionaryOriginal source