Supermarket Sainsbury's the star performer in UK

Sainsbury’s received a boost ahead of Christmas today as new figures reinforced its position as the star performer among the “big four” players.

The group hiked its share of the market once more, from 16.7% to 16.9% in the 12 weeks to November 25 after notching up the highest sales growth of the UK’s four biggest chains, according to Kantar Worldpanel.