Asos founder and chief executive Nick Robertson quits

Move comes after troubled period that has included a series of profit warnings, a fire at its warehouse and poor international sales

Nick Robertson, the co-founder of the online fashion retailer Asos, is to step down as chief executive in a surprise move after a tricky 18 months for the former stock market darling.The entrepreneur, who will remain on the board as a non-executive director, will be succeeded by Nick Beighton, the group’s chief operating officer and its former finance director, who is thought to have been groomed for the role over the past year and a half.The company declined to comment on the move, which com...