Banca Carige S.p.A. (BIT:CRG) plans to allow four potential bidders, including a unit of Banco Popolare Societa Cooperativa - Enhanced Global Bond Fund, to review the financial data of its Banca Cesare Ponti SpA private banking unit, which is being sold as part of the capital-raising plans said two people with knowledge of the talks. Banca Finnat Euramerica S.p.A. (BIT:BFE), Ersel Investimenti SpA and Bankinter SA, Asset Management Arm will also be admitted to the data room, and the review of the business's books should start by the end of March, said the people.