Filing Flows › Mueller Industries (MLI) › Q4 2025
Mueller Industries (MLI) Q4 2025 earnings results (fourth quarter 2025)
10-K filed Feb 25, 2026
Mueller Industries (MLI) reported revenue of $962M for the fourth quarter 2025 (Q4 2025), +4% from a year earlier and -11% from the quarter before. Operating margin was 17.9%, net earnings $154M (16.0% of revenue).
Mueller Industries, Q4 2025: revenue $962M (+4% year over year), operating margin 17.9%, net earnings $154M, operating cash flow $141M. The chart follows the revenue to costs, profit and cash.
| Q4 2025 | Amount | Q/Q | Y/Y |
|---|---|---|---|
| Revenue | $962M | -11% | +4% |
| Operating profit | $172M | -38% | +1% |
| Net earnings | $154M | -26% | +12% |
| Operating cash flow | $141M | -54% | +0.8% |
| Free cash flow | $121M | -58% | +9% |
What changed
Revenue was $962.4M in Q4 2025, up 4% year over year and down 11% from the previous quarter. Piping Systems was the largest line at 63% of revenue.
Operating profit was $172.0M, a 17.9% margin (down 0.6 points year over year). Of the extra revenue versus a year earlier, 4% reached operating profit, below the 18% margin then. Net earnings were $153.7M, up 12% year over year. The effective tax rate was 21.7%.
Operating cash flow was $141.2M (up 1% year over year), 91% of net earnings. Non-cash charges added back $16.9M of depreciation and amortization and $6.4M of share-based compensation. Working capital and other items used $37.7M. Capital expenditures of $19.8M left free cash flow of $121.4M.
Questions
What was Mueller Industries' revenue in the fourth quarter 2025?
Mueller Industries (MLI) reported revenue of $962M for the fourth quarter 2025 (Q4 2025), +4% from a year earlier and -11% from the quarter before.
Was Mueller Industries profitable in the fourth quarter 2025?
Operating profit was $172M (17.9% of revenue) and net earnings $154M.
Source: Mueller Industries 10-K on SEC EDGAR.