| Intangible assets |
Intangible assets Changes in intangible assets: | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Balance at January 1, 2026 | | | | Additions | | Disposals | | Amortization | | Exchange rate variation | | Balance at September 30, 2026 | | Amortizing: | | | | | | | | | | | | | | | Trademarks | 295,217 | | | | | 2,961 | | | — | | | (20,443) | | | (5,199) | | | 272,536 | | | Softwares | 33,339 | | | | | 5,140 | | | (55) | | | (6,936) | | | 1,961 | | | 33,449 | | | Customer relationships | 358,275 | | | | | 1,621 | | | (1,642) | | | (49,364) | | | (2,565) | | | 306,325 | | | Supplier contract | 18,513 | | | | | 492 | | | (512) | | | (2,812) | | | 837 | | | 16,518 | | | Concession Agreement | 575 | | | | | 14,754 | | | (10,252) | | | (4,937) | | | (140) | | | — | | | Others | 5,816 | | | | | 18 | | | (4,158) | | | (90) | | | 579 | | | 2,165 | | | Non-amortizing: | | | | | | | | | | | | | | | Trademarks | 1,102,299 | | | | | 523 | | | — | | | — | | | 5,937 | | | 1,108,759 | | | Water rights | 11,558 | | | | | 3,200 | | | — | | | — | | | 161 | | | 14,919 | | | 1,825,592 | | | | | 28,709 | | | (16,619) | | | (84,582) | | | 1,571 | | | 1,754,671 | |
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Balance at January 1, 2025 | | Additions | | Disposals | | Amortization | | Exchange rate variation | | Balance at September 30, 2025 | | Amortizing: | | | | | | | | | | | | | Trademarks | 293,519 | | | 835 | | | — | | | (21,065) | | | 29,345 | | | 302,634 | | | Softwares | 30,611 | | | 5,546 | | | (1,422) | | | (5,148) | | | 4,664 | | | 34,251 | | | Customer relationships | 408,149 | | | 2,126 | | | (735) | | | (50,763) | | | 15,396 | | | 374,173 | | | | | | | | | | | | | | | Supplier contract | 20,548 | | | — | | | — | | | (2,732) | | | 2,091 | | | 19,907 | | | Others | 13,975 | | | 2,268 | | | (4,471) | | | (5,057) | | | 1,759 | | | 8,474 | | | Non-amortizing: | | | | | | | | | | | | | Trademarks | 1,025,095 | | | 570 | | | — | | | — | | | 72,337 | | | 1,098,002 | | | Water rights | 11,302 | | | — | | | — | | | — | | | 169 | | | 11,471 | | | 1,803,199 | | | 11,345 | | | (6,628) | | | (84,765) | | | 125,761 | | | 1,848,912 | |
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