A number of directors of Digitial Barriers, a provider of surveillance technologies to international homeland and defence markets, have purchased shares in the company, as agreed last month as part of a placing 7.17m new ordinary shares at 145p per share. Chairman Tom Black and Managing Director Colin Evans each purchased 68,965 shares for £99,999, taking their stakes in the group to 3.96m and 574,590 shares, respectively. A further 96,549 shares were acquired between four directors, including Financial Director Nocholas Holgate and Executive Director Zak Doffman. The purchases are part of the company's plan to raise £10m (after expenses) to be used by the company to finance the acquisition of a fourth core technology, which is currently in advanced discussions. The company also plans to use the funds to further its stated strategy, which is "to create a company focused on the provision of specialist products and services to the international homeland security market". Top Director BuysDigital Barriers (DGB) Director name: Mr Tom BlackAmount purchased: 68,965 @ 145.00p Value: £99,999Digital Barriers (DGB) Director name: Mr Colin EvansAmount purchased: 68,965 @ 145.00p Value: £99,999Digital Barriers (DGB) Director name: Mr Bernard Joseph WaldronAmount purchased: 34,482 @ 145.00p Value: £49,999Digital Barriers (DGB) Director name: Mr Paul TaylorAmount purchased: 34,482 @ 145.00p Value: £49,999Digital Barriers (DGB) Director name: Mr Zak DoffmanAmount purchased: 20,689 @ 145.00p Value: £29,999F&C Asset Management (FCAM) Director name: Mr Edward BramsonAmount purchased: 12,522 @ 101.83p Value: £12,751Top Director SellsEnergy XXI (Bermuda) (Di) (EXXI) Director name: Mr John Daniel Schiller JrAmount sold: 24,000 @ $31.65 Value: $759,600Energy XXI (Bermuda) (Di) (EXXI) Director name: Mr John Daniel Schiller JrAmount sold: 24,000 @ $31.29 Value: $750,960Energy XXI (Bermuda) (Di) (EXXI) Director name: Mr John Daniel Schiller JrAmount sold: 24,000 @ $30.98 Value: $743,520Terra Catalyst Fund (DI) (TCF) Director name: Mr Robert T E WareAmount sold: 90,000 @ 50.00p Value: £45,000Terra Catalyst Fund (DI) (TCF) Director name: Mr Michael Andrew HaxbyAmount sold: 36,000 @ 50.00p Value: £18,000