Brazilian conglomerate Cosan narrows its loss and slashes debt by 46% as rail unit Rumo doubles Q4 profit

Brazil · Business

Key Facts

—Debt cut by 46% Cosan slashed its expanded net debt from R$18.2 billion (about US$3.6 billion) to R$9.8 billion (about US$1.9 billion) in a single quarter, making its balance sheet safer for investors.

—Rumo profit doubles Rumo’s adjusted net income more than doubled to R$441 million (about US$87 million) in Q4 2025, reversing a loss and confirming the rail operator as a strong cash generator.

—Narrower parent loss Cosan’s adjusted Q4 2025 net loss shrank about 56% year-on-year, showing operational recovery even as Raízen impairments weigh on the bottom line.