Earlier this year, the group posted half-year losses of £9.7m, and its auditors said there was `significant doubt' about its ability to continue as a going concern. Then, credit insurer Coface refused to cover suppliers against the risk of the retailer going bust. Earlier this week, Mike Ashley's Sports Direct International added to its stake in JJB by agreeing to pay £3.4m for almost 12m shares. The proceeds are being used for working capital and to bolster JJB's financial position.