CENX's Margins Expand Despite Cost Pressures: Can Growth Sustain?

Key Takeaways Century Aluminum saw costs surge in 2025, with the cost of sales up 10.9% and SG&A jumping about 41%.Input costs like alumina, power and carbon made up over 84% of CENX's total cost of goods sold.CENX lifted gross margin to 10.1%, aided by premium product sales and ongoing efficiency initiatives.Century Aluminum Company (CENX) has been grappling with rising costs and expenses over time. CENX reported an uptick in operating expenses during 2025. The company’s cost of sales rose 10.9% year over ...