Eurovestech , the investment vehicle headed by former Schroders analyst Richard Bernstein, added 8.9 per cent to 15¼p after selling one of its portfolio companies, KSS Retail, for £12.9m. Following the disposal, Eurovestech, which has a market value of £52m, will hold cash and liquid assets of about £17m as well as a 29.8 per cent stake in Toluna , up 3.4 per cent to 239p.