Filing Flows › Century Aluminum (CENX) › Q4 2025
Century Aluminum (CENX) Q4 2025 earnings results (fourth quarter 2025)
10-K filed Mar 3, 2026
Century Aluminum (CENX) reported revenue of $634M for the fourth quarter 2025 (Q4 2025), +0.4% from a year earlier and +0.2% from the quarter before. Operating margin was 5.2%, net loss $11.4M (1.8% of revenue).
Century Aluminum, Q4 2025: revenue $634M (+0.4% year over year), operating margin 5.2%, net loss $11.4M, operating cash flow $103M. The chart follows the revenue to costs, profit and cash.
| Q4 2025 | Amount | Q/Q | Y/Y |
|---|---|---|---|
| Revenue | $634M | +0.2% | +0.4% |
| Operating profit | $33.0M | -41% | — |
| Net earnings | −$11.4M | -177% | — |
| Operating cash flow | $103M | 51× | — |
| Free cash flow | $67.7M | — | — |
What changed
Revenue was $633.7M in Q4 2025, roughly flat year over year and roughly flat from the previous quarter. Aluminum was the largest line at 89% of revenue.
Gross margin was 13.0%, up 4.5 points from a year earlier. Operating profit was $33.0M, a 5.2% margin (down 0.5 points year over year). Operating profit fell $3.3M even though revenue rose $2.8M versus a year earlier, so costs grew faster than sales. Operating expenses grew 190% against flat revenue. The fastest-growing cost line was Other operating costs (+527%). The quarter ended with a net loss of $11.4M, after a profit of $8.2M the previous quarter. Minority interests bore $13.2M of it: to shareholders the quarter was a profit of $1.8M. Net interest and other expense of $56.7M was the main reason.
Operating cash flow was $102.8M. Non-cash charges added back $30.2M of depreciation and amortization and $32.8M of share-based compensation. Working capital and other items added $51.2M. Capital expenditures of $35.1M left free cash flow of $67.7M.
Questions
What was Century Aluminum's revenue in the fourth quarter 2025?
Century Aluminum (CENX) reported revenue of $634M for the fourth quarter 2025 (Q4 2025), +0.4% from a year earlier and +0.2% from the quarter before.
Was Century Aluminum profitable in the fourth quarter 2025?
Operating profit was $33.0M (5.2% of revenue) and net loss $11.4M.
Source: Century Aluminum 10-K on SEC EDGAR.