Shares in UK soft drinks producer Britvic are trading above the top of their flotation price range a week before the deal is scheduled to close, according to IG Index, the spread betting firm.

Joint bookrunners Citigroup and Deutsche Bank are marketing Britvic shares at between 210p to 250p. This price range would give the firm a market capitalisation of between £451m (€658.5m) to £537m.