Christopher Jelf, founder and chairman of Jelf Group, and his wife purchased a total of 56,300 shares at the insurance company on Thursday.Jelf, who founded the firm in 1989, bought 22,800 shares at a price of 129.6p each. His wife Julie Jelf also bought 33,500 shares in the company for the same price.The couple spent a total of £72,965 in both transactions.The chairman is now directly and indirectly interested in 2.522m ordinary shares.The news follows the group's £10.1m acquisition of the Yorkshire-based insurance broker Beaumonts Insurance Group on Tuesday, in a move that will extend the group's network of offices across the north.Last week, the company reported an increase of 8.4% in revenues to £82.6m for the full financial year despite facing challenges in a competitive market."Looking forward, we remain cautiously optimistic as the economy continues to improve," non-executive chairman Les Owen said at time of the report."Although markets remain intensely competitive, we believe that continued focus on our core segments, our strong balance sheet and our reputation for client service will enable us to deliver further profitable organic growth," he continued. Top Director BuysHGCapital Trust (HGT) Director name: Mrs Anne West Amount purchased: 20,000 @ 1,060.00p Value: £212,000WPP (WPP) Director name: Mr Timothy ShriverAmount purchased: 4,035 @ 1,277.11p Value: £51,531Jelf Group (JLF) Director name: Mr Christopher JelfAmount purchased: 56,300 @ 129.60p Value: £72,965Intertek Group (ITRK) Director name: Mr Edward LeighAmount purchased: 1,000 @ 2,227.55p Value: £22,276Oxford Biomedica (OXB) Director name: Mr Tim WattsAmount purchased: 300,000 @ 5.20p Value: £15,600Morgan Advanced Materials (MGAM) Director name: Mr Andrew Reynolds SmithAmount purchased: 5,000 @ 309.25p Value: £15,462New World Resources A Shares (NWR) Director name: Mr Colin D KeoghAmount purchased: 1,000,000 @ 1.35p Value: £13,500Eland Oil & Gas (ELA) Director name: Mr George Walter Mitchell MaxwellAmount purchased: 20,000 @ 66.71p Value: £13,342New World Resources A Shares (NWR) Director name: Mr Colin D KeoghAmount purchased: 1,000,000 @ 1.23p Value: £12,300Omega Diagnostics Group (ODX) Director name: Mr Kieron HarbisonAmount purchased: 62,500 @ 16.50p Value: £10,312Top Director SellsCaledonia Investments (CLDN) Director name: Mr Jamie M B Cayzer-ColvinAmount sold: 11,154 @ 2,283.00p Value: £254,646Immunodiagnostic Systems Holdings (IDH) Director name: Mr Chris H F YatesAmount sold: 5,000 @ 320.00p Value: £16,000