Filing Flows › Mueller Industries (MLI) › Q3 2026
Mueller Industries (MLI) Q3 2026 earnings results (third quarter 2026)
10-Q filed Oct 21, 2026
Mueller Industries (MLI) reported revenue of $1.4B for the third quarter 2026 (Q3 2026), +32% from a year earlier and -0.7% from the quarter before. Operating margin was 19.8%, net earnings $221M (15.6% of revenue).
Mueller Industries, Q3 2026: revenue $1.4B (+32% year over year), operating margin 19.8%, net earnings $221M, operating cash flow $337M. The chart follows the revenue to costs, profit and cash.
| Q3 2026 | Amount | Q/Q | Y/Y |
|---|---|---|---|
| Revenue | $1.4B | -0.7% | +32% |
| Operating profit | $282M | -9% | +2% |
| Net earnings | $221M | -11% | +6% |
| Operating cash flow | $337M | +59% | +9% |
| Free cash flow | $315M | +65% | +8% |
What changed
Revenue was $1.4B in Q3 2026, up 32% year over year and down 1% from the previous quarter. Piping Systems was the largest line at 62% of revenue. Piping Systems added $0.17B year over year (up 23%), 49% of the total change.
Operating profit was $0.28B, a 19.8% margin (down 5.8 points year over year). Of the extra revenue versus Q3 2025, 2% reached operating profit, below the 26% margin then. Total costs grew 42% against revenue growth of 32%. The fastest-growing cost line was Cost of revenue (+43%). Net earnings were $0.22B, up 6% year over year. The effective tax rate was 25.5%.
Operating cash flow was $0.34B (up 9% year over year), 150% of net earnings. Non-cash charges added back $0.02B of depreciation and $0.01B of share-based compensation. Working capital and other items added $0.08B. Capital expenditures of $0.02B left free cash flow of $0.31B.
Questions
What was Mueller Industries' revenue in the third quarter 2026?
Mueller Industries (MLI) reported revenue of $1.4B for the third quarter 2026 (Q3 2026), +32% from a year earlier and -0.7% from the quarter before.
Was Mueller Industries profitable in the third quarter 2026?
Operating profit was $282M (19.8% of revenue) and net earnings $221M.
Source: Mueller Industries 10-Q on SEC EDGAR.