In a filing lodged with the Securities and Exchange Commission last week, Warnaco Group Inc revealed a narrowing of its second quarter losses to $32 million, or 60 cents a share, from $338.4 million, or $6.40 a share, during the same period last year. For the quarter ended 6 July the firm also reported a 5.4 per cent or $19.5 million hike in revenue to $381.8 million.