Mueller Industries (MLI) Stock Fundamentals, Analysis & Risk Signals

Health score, price, valuation, risk signals, and key metrics at a glance.

Mueller Industries

NYSE•Industrials•Metal Fabrication

$54.81+0.70(0.01%)Market open

Market Cap

$11.97B

P/E

13.9x

P/S

2.4x

P/B

3.4x

Mueller Industries, Inc. manufactures and sells copper, brass, and aluminum products in the United States, the United Kingdom, Canada, Asia and the Middle East, and Mexico. It operates through three segments: Piping Systems, Industrial Metals, and Climate. The Piping Systems segment offers copper tubes, fittings, line sets, and pipe nipples; resells steel pipe, brass and plastic plumbing valves, malleable iron fittings, faucets, and plumbing specialties. This segment sells its products to wholesalers in the plumbing and refrigeration markets, distributors to the manufactured housing and recreational vehicle industries, building material retailers, and air-conditioning original equipment manufacturers (OEMs). The Industrial Metals segment offers brass, bronze, and copper alloy rods; brass rod, bar, and shapes; cold-form aluminum and copper products; high-volume machining of aluminum, steel, brass, and cast-iron impacts and castings for automotive applications; brass and aluminum forgings; brass, aluminum, and stainless steel valves; fluid control solutions; and gas train assembles; specialty copper, copper alloy, and aluminum tube to OEMs in the industrial, construction, plumbing, refrigeration, utility, telecommunication, and electrical transmission and distribution markets, as well as heating, ventilation, and air-conditioning (HVAC) markets. The Climate segment provides valves, protection devices, and brass fittings; and coaxial heat exchangers and twisted tubes to wholesalers and OEMs in the HVAC and refrigeration markets. This segment also manufactures and distributes high-pressure components and accessories, as well as insulated HVAC flexible duct systems. Mueller Industries, Inc. was founded in 1917 and is headquartered in Collierville, Tennessee.

How this company scores

ExcellentMetricSide Score: 84/100

Strongest: Growth (25/25); weakest: Cash & Earnings Quality (19/25).

Profitability21/25

Growth25/25

Balance Sheet & Red Flags19/25

Cash & Earnings Quality19/25

Strengths

Growing revenueStrong marginsHigh ROERising earnings

Valuation vs. 5-year range

Today's multiple positioned against its own trailing range — a visual premium/discount check.

P/E · 13.9x5y range 4.5x – 16.9x

Currently above its 20-quarter median.

P/S · 2.4x5y range 0.7x – 3.1x

Currently above its 20-quarter median.

P/B · 3.4x5y range 1.8x – 4.0x

Watch items

Data-driven signals worth keeping an eye on across the last 8 quarters

Some Concerns

Margin Pressure

Watch

Operating margins declined 6.3% — watch for continued compression, which may signal competitive or cost pressure.

Price & Volume

Market Cap $11.97B

Metrics at a Glance

as of September 2026

Revenue & Profit

Revenue, EBITDA, operating income, net income, EPS, and shares

TTM Revenue: $5.00B
Q. Revenue: $1.42B
TTM EBITDA: $1.15B
TTM Op. Income: $1.08B
Q. Op. Income: $281.57M
TTM Net Income: $863.59M
Q. Net Income: $221.20M
EPS: $1.02
Shares Out.: $216.99M

$5.00B in TTM revenue grew 20.8% YoY, reaching $1.42B last quarter. TTM EBITDA of $1.15B and TTM operating income of $1.08B show growth is flowing through to the bottom line. TTM net income of $863.59M means revenue is converting into profit. Across the last 8 quarters, TTM revenue has risen for 7 consecutive quarters — an improving trend.

Margins

Gross, EBITDA, operating, and net margin trends

Gross Margin: 25.5%
EBITDA Margin: 21.3%
Op. Margin: 19.8%
Net Margin: 15.6%

Op. margin of 19.8% is down 5.8% YoY — costs are rising relative to revenue. Net margin at 15.6% and gross margin of 25.5% show how much of each revenue dollar survives to profit. Across the last 8 quarters, operating margin has fallen for 2 consecutive quarters — a weakening trend.

Price Ratios

P/E, P/S, P/B, EV/EBITDA, FCF yield, and earnings yield

P/E Ratio: 13.9x
P/S Ratio: 2.4x
P/B Ratio: 3.4x

At 13.9x P/E, the stock trades below typical market levels. P/S of 2.4x and P/B of 3.4x provide additional context. P/E sits below typical market levels while revenue is growing. Over the past year, P/E is down 6% — an improving trend.

Assets & Liabilities

Total assets, cash, debt, book value, and leverage

Total Assets: $4.30B
Cash: $1.45B
Long-Term Debt: $5.24M
Book Value: $3.51B
D/E Ratio: 0.0
Debt/EBITDA: 0.0

With $4.30B in assets and $5.24M in long-term debt, D/E is 0.0and book value is $3.51B — a conservative capital structure with a cushion to weather downturns. Over the past year, debt/equity is up 0% — a weakening trend.

Cash Flow

Operating cash flow, free cash flow, FCF margin, and earnings quality

Op. Cash Flow: $336.96M
TTM Free Cash Flow: $689.59M
FCF Margin: 13.8%
FCF / Net Income: 0.8

TTM FCF of $689.59M on $336.96M in operating cash flow. The FCF / Net Income ratio of 0.8x means free cash flow covers net income — earnings are backed by cash. Across the last 8 quarters, free cash flow has risen for 2 consecutive quarters — an improving trend.