(ShareCast News) - The chairman of Mx Oil bought 2.25m shares in the company one day after announcing the group has started drilling in an offshore in Nigeria.Andrew Frangos purchased 2.25m shares for an individual price of 3.9p, spending a total of £87,750 in the transaction.As a result, Frangos, who is also the non-executive chairman of North American Petroleum and the co-founder of UK Bond Network, holds 0.59% of the company's issued share capital.The oil and gas investment company said on Monday its drilling of the Aje 5 production well in Nigeria has commenced.Top Director BuysFrontera Resources Corporation (DI) (FRR) Director name: Mr Steve C NicandrosAmount purchased: 11,079,417 @ 0.80p Value: £88,635Frontera Resources Corporation (DI) (FRR) Director name: Mr Zaza MamulaishviliAmount purchased: 11,079,417 @ 0.80p Value: £88,635MX Oil (MXO) Director name: Mr Andrew FrangosAmount purchased: 2,250,000 @ 3.90p Value: £87,750LondonMetric Property (LMP) Director name: Mr Mark StirlingAmount purchased: 15,200 @ 161.04p Value: £24,478Frontera Resources Corporation (DI) (FRR) Director name: Mr Stephen E McGregorAmount purchased: 2,014,440 @ 0.80p Value: £16,116K&C Reit (KCR) Director name: Mr Patricia M (Farley) PrestonAmount purchased: 100,000 @ 10.00p Value: £10,000Top Director SellsECO Animal Health Group (EAH) Director name: Ms Julia TrouseAmount sold: 343,460 @ 305.00p Value: £1,047,553Sepura (SEPU) Director name: Mr Gordon WatlingAmount sold: 427,170 @ 155.70p Value: £665,104Sepura (SEPU) Director name: Mr Steve Chamberlain Amount sold: 115,148 @ 155.70p Value: £179,285