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REVENUE: - Receivables by reporting segment (Details) $ in Millions | 6 Months Ended |
--- | --- | ---
Jun. 30, 2026 USD ($) T | Dec. 31, 2025 USD ($)
Opening and closing balances of receivables |  |
Trade receivables | $ 1,995.7 | $ 1,951.2
Related parties receivable current: | 10.9 | 16.2
Operating segment |  |
Opening and closing balances of receivables |  |
Trade receivables | 1,995.7 | 1,951.2
Related parties receivable current: | 48.1 | 100.6
Corporate & Elimination |  |
Opening and closing balances of receivables |  |
Related parties receivable current: | $ (37.2) | (84.3)
Copper contained in concentrates |  |
Long Term Contracts |  |
Long term contracts | T | 167,100 |
Copper cathodes |  |
Long Term Contracts |  |
Long term contracts | T | 70,200 |
Molybdenum concentrates |  |
Long Term Contracts |  |
Long term contracts | T | 20,878 |
Sulfuric acid |  |
Long Term Contracts |  |
Long term contracts | T | 362,103 |
Mexican Open-Pit | Operating segment |  |
Opening and closing balances of receivables |  |
Trade receivables | $ 1,194.6 | 1,149.9
Related parties receivable current: | 23.6 | 47.9
Mexican IMMSA Unit | Operating segment |  |
Opening and closing balances of receivables |  |
Trade receivables | 97.8 | 91.9
Related parties receivable current: | 23.1 | 52.6
Peruvian Operations | Operating segment |  |
Opening and closing balances of receivables |  |
Trade receivables | 703.4 | 709.5
Related parties receivable current: | $ 1.5 | $ 0.1

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