LONDON, Nov 15 (Reuters) - UK fashion retailer Supergroup, the company behind the Superdry brand, is planning a stock-market flotation in the first half of 2010, valuing the firm at 400 million pounds ($664.8 million), according to the Sunday Times.

Photo: www.superdry.co.uk

The group, which has hired Seymour Pierce to advise on the listing, has reported like-for-like sales up 22 percent in the past 12 months, said the report. ($1=.6017 Pound) (Reporting by Lorraine Turner; Editing by Hans Peters)