Euromoney Institutional Investor, the business-to-business media group, announced Tuesday that its Managing Director of the Training division reduced his interest in the company by half. On behalf of his wife, Daniel Cohen sold 20,000 shares at a trade value of 1,282.00p. The £256,400 disposal lowered his holding to 19,490 shares. Meanwhile, XP Power Chairman Larry Tracey and Non-Executive Director James Peters have both once again reduced their holdings on the company, selling 20,000 shares each at 1,700p a piece, with each transaction generating a total of £340,000. The deals come after Tracey last week disposed of 75,000 shares and Peters traded in 62,475. Top Director BuysGeneral Electric Co (GEC) Director name: Mr Jeffrey R ImmeltAmount purchased: 104,900 @ € 18.34 Value: € 1,923,908Lonmin (LMI) Director name: Mr J Roger B PhillimoreAmount purchased: 70,000 @ 298.50p Value: £208,950Seeing Machines Ltd. (SEE) Director name: Mr David John GaulAmount purchased: 200,000 @ 7.95p Value: £15,900Top Director SellsEuromoney Institutional Investor (ERM) Director name: Mr Daniel Charles CohenAmount sold: 20,000 @ 1,282.00p Value: £256,400Lonmin (LMI) Director name: Mr J Roger B PhillimoreAmount sold: 63,700 @ 298.50p Value: £190,144NR