"Elsewhere, Carphone Warehouse rose as the BestBuy bid speculation continued. Some in the market think the founder Charles Dunstone and the deputy chairman David Ross may sell their stake to the American retailer, to take advantage of taper relief before it dis-appears in the reform of the capital gains tax regime due in April."
http://www.independent.co.uk/news/business/sharewatch/market-report-chinese-raid-on-rio-tinto-lifts-miners-prospects-777256.html