Filing Flows › Century Aluminum (CENX) › Q3 2025
Century Aluminum (CENX) Q3 2025 earnings results (third quarter 2025)
10-Q filed Nov 6, 2025
Century Aluminum (CENX) reported revenue of $632M for the third quarter 2025 (Q3 2025), +17% from a year earlier and +0.7% from the quarter before. Operating margin was 8.8%, net earnings $14.9M (2.4% of revenue).
Century Aluminum, Q3 2025: revenue $632M (+17% year over year), operating margin 8.8%, net earnings $14.9M, operating cash flow $2.0M. The chart follows the revenue to costs, profit and cash.
| Q3 2025 | Amount | Q/Q | Y/Y |
|---|---|---|---|
| Revenue | $632M | +0.7% | +17% |
| Gross profit | $74.9M | +107% | -8% |
| Operating profit | $55.9M | +170% | -12% |
| Net earnings | $14.9M | — | -68% |
| Operating cash flow | $2.0M | -75% | -90% |
What changed
Revenue was $632.2M in Q3 2025, up 17% year over year and up 1% from the previous quarter. Aluminum was the largest line at 91% of revenue. Aluminum added $83.9M year over year (up 17%), 90% of the total change.
Gross margin was 11.8%, down 3.3 points from a year earlier. Operating profit was $55.9M, a 8.8% margin (down 3.0 points year over year). Operating profit fell $7.9M even though revenue rose $93.1M versus a year earlier, so costs grew faster than sales. Operating expenses grew 6% against revenue growth of 17%. The fastest-growing cost line was SG&A (+15%). Net earnings were $14.9M, down 68% year over year ($10.6M including minority interests, which bore $4.3M of losses). The effective tax rate was -11.6%.
Operating cash flow was $2.0M (down 90% year over year), 19% of net income including minority interests. Non-cash charges added back $20.2M of depreciation and amortization and $9.5M of share-based compensation. Working capital and other items used $38.3M. Capital expenditures of $20.1M exceeded it, leaving free cash flow of −$18.1M.
Questions
What was Century Aluminum's revenue in the third quarter 2025?
Century Aluminum (CENX) reported revenue of $632M for the third quarter 2025 (Q3 2025), +17% from a year earlier and +0.7% from the quarter before.
Was Century Aluminum profitable in the third quarter 2025?
Operating profit was $55.9M (8.8% of revenue) and net earnings $14.9M.
Source: Century Aluminum 10-Q on SEC EDGAR.