http://investing.reuters.co.uk/news...Z_01_NOA344515_RTRUKOC_0_MAN-SHAREHOLDING.xml Man Group Chief Executive Peter Clarke has raised his personal stake in the hedge fund group for a third time in a fortnight, while news it would delay a fund flotation knocked the shares down more than 9 percent. Clarke, who took over as chief executive in March from Stanley Fink, bought 20,000 shares at 482.02 pence on Friday, costing 96,404 pounds, the world's largest listed hedge fund firm said in a note to the Stock Exchange on Monday. A clear buy signal...