supermarkets have something to worry about. Amazon who recently bought Wholefoods said they are set to drop prices at the organic supermarket and offer a delivery service like no other. Sticking with supermarkets Kantar Worldpanel showed the big four are going strong and Lidl stepped up to become the 7th largest grocer in the country. Tesco shares rose as it came out way ahead in terms of market share at 27.8%.