são paulocompanhia brasileira de distribuiçãos shares fell 48 after its controlling shareholder said it plans to sell its stake in the company shares of the brazilian supermarket operator also known as gpa reached 1682 reais the equivalent of 352 and were up 7 from the end of last year through fridays close brazils benchmark ibovespa stocks index was down 09 in midafternoon trading french retail group casino said earlier monday that it plans to sell noncore assets including gpa as part of its strategic plan the asset sale program will be carried out this year and next year casino said gpa said it had no information about the potential sale of the stake and that it will keep markets informed as it learns more