Saputo finally gets 50pc of Warrnambool Cheese & Butter SAPUTO appears to have secured victory in the prolonged three-way battle to buy Warrnambool Cheese & Butter after key shareholders yesterday sold their interests in the company to the Canadian dairy giant, taking its stake beyond the 50 per cent barrier. A substantial shareholder's notice released to the market yesterday showed that Saputo's stake in the business had increased by 1.68 per cent since Friday to 47.85 per cent.