Group operating profit before tax from continuing operations was £60.5 million, at London-listed investment manager, Henderson, a 31 per cent rise over the first half of 2006. Profit before tax from all operations including non-recurring items was £101.0 million, up 129 per cent on first half 2006. Henderson Global Investors pre-tax profit of £61.4 million was 32 per cent ahead and its cost to income ratio of 65.6 per cent for first half improved from 69.2 per cent in first half 2006. Total assets under management were £61.6 billion at 30 June 2007, compared with £61.9 billion at 31 December 2006. Investment performance improved across the business, with 57 per cent of listed assets funds by value beating their benchmarks in the year to 30 June 2007, according to the company. The company’s total fee margin was 56 basis points, up from 43 basis points last year.