(ShareCast News) - Hikma Pharmaceuticals chief executive Said Darwazah has further boosted his stake in the company with a huge £3.3m purchase of shares. Darwazah, whose father set up Hikma in 1978, showed his confidence in the company with a purchase of 150,000 shares at a price of 2,200p, almost a fortnight after he spent £1.52m on 70,000 shares.He now owns 13.3m shares, of 5.56% of the total.Drwazah's deals come a few weeks after a US court ruled in favour of Hikma and its wholly-owned US subsidiary West-Ward Pharmaceutical by dismissing claims made by Takeda Pharmaceuticals for alleged infringement of patents covering methods of use of Takeda's colchicine product, Colcrys, to treat gout.Hikma has been marketing its own colchicine product under the brand name Mitigare since January 2015 and selling an authorised generic.Gout, known as the 'disease of kings' as it afflicted many monarchs, including Henry VIII, is making a painful resurgence in the UK due to growing levels obesity and heavy drinking. Top Director BuysHikma Pharmaceuticals (HIK)Director name: Al-Husry,AliAmount purchased: 150,000 @ 2,200.00pValue: £3,300,000.00Hikma Pharmaceuticals (HIK)Director name: Darwazah,MazenAmount purchased: 150,000 @ 2,200.00pValue: £3,300,000.00Hikma Pharmaceuticals (HIK)Director name: Darwazah,SaidAmount purchased: 150,000 @ 2,200.00pValue: £3,300,000.00Royal Mail (RMG)Director name: Long,Peter JamesAmount purchased: 50,000 @ 471.40pValue: £235,700.01Watkin Jones (WJG)Director name: Turner,GrenvilleAmount purchased: 90,900 @ 106.40pValue: £96,717.60Auto Trader Group (AUTO)Director name: Keens,David WAmount purchased: 25,000 @ 358.49pValue: £89,622.50Savills (SVS)Director name: Ferguson,NicholasAmount purchased: 15,000 @ 587.39pValue: £88,108.80Electrocomponents (ECM)Director name: Ruth,LindsleyAmount purchased: 20,000 @ 266.00pValue: £53,200.00Is Solutions (ISL)Director name: Simmonds ,Peter Amount purchased: 40,000 @ 118.60pValue: £47,440.00Wpp (WPP)Director name: Susman,Simon Sally Amount purchased: 2,500 @ $21.29Value: $42,055.62Wpp (WPP)Director name: Seligman,NicoleAmount purchased: 2,500 @ $20.80Value: $41,083.23Taylor Wimpey (TW.)Director name: Barker ,Kate Amount purchased: 20,000 @ 134.77pValue: £26,953.44Informa (INF)Director name: Flaschen,DavidAmount purchased: 3,000 @ $9.05Value: $21,450.60Prudential (PRU)Director name: Turner,Lord J AdairAmount purchased: 1,500 @ 1,178.00pValue: £17,670.00Hogg Robinson Group (HRG)Director name: Krumins,JohnAmount purchased: 20,000 @ 64.81pValue: £12,962.00Primary Health Properties (PHP)Director name: Holland ,Phil Amount purchased: 10,000 @ 104.12pValue: £10,412.50Marshalls (MSLH)Director name: Allner,AndrewAmount purchased: 3,943 @ 253.58pValue: £9,998.66Marshalls (MSLH)Director name: Allner,AndrewAmount purchased: 3,927 @ 254.45pValue: £9,992.25Challenger Acquisitions Limited (CHAL)Director name: Gustafson,MarkAmount purchased: 30,000 @ 22.90pValue: £6,870.00Vertu Motors (VTU)Director name: Forrester,RobertAmount purchased: 11,215 @ 44.55pValue: £4,996.28Challenger Acquisitions Limited (CHAL)Director name: Gustafson,MarkAmount purchased: 20,000 @ 24.85pValue: £4,970.00Challenger Acquisitions Limited (CHAL)Director name: Gustafson,MarkAmount purchased: 20,000 @ 24.70pValue: £4,940.00Challenger Acquisitions Limited (CHAL)Director name: Gustafson,MarkAmount purchased: 20,000 @ 24.45pValue: £4,890.00Challenger Acquisitions Limited (CHAL)Director name: Gustafson,MarkAmount purchased: 20,000 @ 23.95pValue: £4,790.00Oxford Biomedica (OXB)Director name: Tallarigo ,Lorenzo Amount purchased: 62,847 @ 4.20pValue: £2,639.57