Mueller Industries, Inc.
Mueller Industries, Inc. (NYSE: MLI) manufactures copper, brass, and aluminum products for plumbing, HVAC, refrigeration, construction, transportation, automotive, and industrial markets. Its offerings include copper tube and fittings, brass rod and forgings, aluminum extrusions, refrigeration and compressed-gas… From the company’s description.
In fiscal 2025, Mueller Industries, Inc. reported revenue of $4.18B, up 10.9% from fiscal 2024, and net income of $773.59M. Its operating margin was 22.9%, and operations generated $755.44M in cash. Over the twelve months to Sep 26, 2026, revenue was $5.00B.
Margins and return on equity change in ; everything else in percent. Fewer shares and less debt are shown plainly, not as bad news — it depends what you make of buybacks. Dotted labels explain each measure. is shown separately from the annual figures.
What Mueller Industries, Inc. does
In the company’s own words
Mueller Industries, Inc. (NYSE: MLI) manufactures copper, brass, and aluminum products for plumbing, HVAC, refrigeration, construction, transportation, automotive, and industrial markets. Its offerings include copper tube and fittings, brass rod and forgings, aluminum extrusions, refrigeration and compressed-gas valves, pressure vessels, insulated flexible duct systems, and wire and cable; it also resells plumbing valves, fittings, faucets, and related products. The company reports three segments: Piping Systems, which makes and distributes copper tube, fittings, line sets, and plumbing products; Industrial Metals, which produces metal products, forgings, valves, specialty tube, and wire and cable, primarily for OEMs; and Climate, which supplies HVAC and refrigeration components and flexible duct systems to wholesalers and OEMs. Its customers include plumbing and refrigeration wholesalers, manufacturers, building-material retailers, utilities, and industrial and automotive OEMs. Operations span the United States and several international markets, including Canada, Mexico, the United Kingdom, South Korea, Bahrain, and China. Mueller employed approximately 4,832 people as of December 27, 2025. Its website is www.muellerindustries.com.
Company details
- Sector
- Industrials
- Industry (SIC)
- Primary Metals
- Headquarters
- COLLIERVILLE, TN
- Fiscal year end
- December
- CIK
- 89439
- SIC
- 3350
Financial performance, year by year
Fiscal 2013–2025 · USDThe full income statement, balance sheet and cash flow for each of these years — every figure traceable to its filing — is on the Financials tab with a free account.
Who owns Mueller Industries, Inc. — and what changed
Funds as of 2026Q2 · superinvestors as of 2026-06-30
Superinvestors in Mueller Industries, Inc. · what they did last quarter
Share of each manager’s reported 13F portfolio. Change is in shares held, since the previous quarter.
Largest fund holders · Mueller Industries, Inc.’s weight in each
Fund ownership is a floor, not a census — pensions, insurers and people holding shares directly are not visible here.
Fund ownership counts N-PORT filers only, so it is a floor rather than a census — pensions, insurers and direct holders are not visible here, and the remainder is not “held by individuals”.
Fund ownership is a subset of institutional 13F ownership — the two describe overlapping populations and must not be added together.
Every fund and institutional holder, quarter by quarter, is on the Ownership tab with a free account.
Recent filings
All filings →Each filing opens into its own statements and disclosures here.
Put this business in context.
Compare this company with peers, find it in your funds and follow its financial history with your connected AI:
- “How do Mueller Industries, Inc. and its peers compare on margins and cash generation over ten years?”
- “Where did five years of Mueller Industries, Inc.'s earnings go — cash, debt, buybacks, reinvestment?”
- “What changed in Mueller Industries, Inc.'s last four quarterly filings that the numbers alone won't show?”