2025 aluminium stock & inventory recap: Comparing Japan’s port stocks with global LME inventory trends, including a look back at 2024

Japan’s aluminium inventories at its main ports (Yokohama, Nagoya, and Osaka) fell slightly in November 2025, hinting at some relief from recent tightness. Total stocks were 312,100 tonnes in November, down 5.2 per cent from October’s 329,100 tonnes, but still 9.2 per cent higher than the 285,800 tonnes recorded in November 2024.
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How these three Japanese ports influence aluminium trade trends
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