(Sharecast News) - Vietnam Holding director Hiroshi Funaki's outfit Discover Investment Capital sold 869,867 ordinary shares in the AIM-listed investment fund as part of a tender offer on Thursday.Funaki, who previously headed up the investment companies team over at Edmond de Rothschild Securities, disposed of the shares at an average price of 272.15p each, for a total value of £3.01m.Discover now holds 2.73m ordinary shares in the group, representing 5.1% of its issued share capital.As of 1610 GMT, Vietnam shares had slipped 1.53% to 2.22p.Top Director BuysHarbourvest Global Private Equity Limited A Shs (HVPE)Director name: Zug,BrooksAmount purchased: 55,000 @ $18.47Value: $798,247.65Fidelity European Values (FEV)Director name: Meijs,FleurAmount purchased: 12,000 @ 215.55pValue: £25,866.00Invesco Asia Trust (IAT)Director name: Meijs,FleurAmount purchased: 9,500 @ 269.00pValue: £25,555.00Blackrock Latin American Inv Trust (BRLA)Director name: Cleland,CraigAmount purchased: 5,000 @ 477.76pValue: £23,888.00Zoo Digital Group (ZOO)Director name: Blundell ,PhillipAmount purchased: 25,000 @ 65.00pValue: £16,250.00Oxford Biomedica (OXB)Director name: Tallarigo ,Lorenzo Amount purchased: 383 @ 694.00pValue: £2,658.02Fidelity Special Values (FSV)Director name: McCabe,NickyAmount purchased: 220 @ 248.00pValue: £545.60Fidelity Special Values (FSV)Director name: McCabe,NickyAmount purchased: 71 @ 248.00pValue: £176.08Top Director SellsVietnam Holding Ltd (VNH)Director name: Funaki,Hiroshi Amount sold: 869,867 @ 272.15pValue: £3,012,680.66Rio Tinto (RIO)Director name: Jacques,Jean-SébastienAmount sold: 11 @ 3,861.51pValue: £419.04