Pentair (PNR) Stock Fundamentals, Analysis & Risk Signals

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

Pentair

NYSE•Industrials•Specialty Industrial Machinery

$69.73-0.83(-0.01%)After hours

Market Cap

$11.26B

P/E

18.4x

P/S

2.8x

P/B

2.9x

Pentair plc provides various water solutions in the United States, Western Europe, China, Latin America, the Middle East, Southeast Asia, Australia, and Canada. It operates through three segments: Flow, Water Solutions, and Pool. The Flow segment designs, manufactures, and sells fluid treatment and pump products and systems, including pressure vessels, gas recovery solutions, membrane bioreactors, wastewater reuse systems and advanced membrane filtration, separation systems, specialty insertion valves, water disposal pumps, water supply pumps, fluid transfer pumps, turbine pumps, solid handling pumps, and agricultural spray nozzles. This segment provides products under Pentair Flow, Aurora, Berkeley, Codeline, Fairbanks-Nijhuis, Haffmans, Hydromatic, Hypro, Jung Pumpen, Myers, Sta-Rite, Shurflo, Südmo, and X-Flow brand names. The Water Solutions segment offers commercial and residential water treatment products and systems, such as pressure tanks, control valves, activated carbon products, commercial ice machines, conventional filtration products, and point-of-entry and point-of-use water treatment systems for use in water filtration and water softening solutions, as well as commercial water management and filtration solutions in foodservice operations; and installation and preventative services for water management solutions for commercial operators under the Pentair Water Solutions, Everpure, Fleck, Manitowoc Ice, Pentek, and RainSoft brands. The Pool segment provides residential and commercial pool equipment and accessories, including pumps, filters, heaters, lights, automatic controls and cleaners, chlorinators, maintenance equipment, and pool accessories for residential and commercial pool maintenance, pool repair, renovation, service, construction, and aquaculture solutions. This segment offers products under the Pentair Pool, Kreepy Krauly, Pleatco, and Sta-Rite brands. Pentair plc was founded in 1966 and is headquartered in London, the United Kingdom.

How this company scores

AverageMetricSide Score: 54/100

Strongest: Profitability (19/25); weakest: Growth (9/25).

Profitability19/25

Growth9/25

Balance Sheet & Red Flags16/25

Cash & Earnings Quality10/25

Strengths

Strong marginsHigh ROELow leverageImproving margins

Valuation vs. 5-year range

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

P/E · 18.4x5y range 12.6x – 27.7x

Currently near its 20-quarter median.

P/S · 2.8x5y range 1.6x – 4.4x

Currently near its 20-quarter median.

P/B · 2.9x5y range 2.6x – 4.9x

Currently near its 20-quarter median.

Watch items

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

Some Concerns

Earnings Quality

Watch

FCF/Net Income has dropped below 0.7x in 4 quarters — monitor for earnings quality deterioration.

Revenue Decline

Watch

Revenue has softened, declining in 3 quarters. Watch for further erosion.

Cash Burn

Watch

FCF turned negative in 2 of the last 8 quarters — occasional cash consumption.

Price & Volume

Market Cap $11.26B

Metrics at a Glance

as of September 2026

Revenue & Profit

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

TTM Revenue: $3.97B
Q. Revenue: $976.40M
TTM EBITDA: $899.20M
TTM Op. Income: $777.40M
Q. Op. Income: $195.90M
TTM Net Income: $612.20M
Q. Net Income: $145.10M
EPS: $0.91
Shares Out.: $159.60M

$3.97B in TTM revenue declined 3.9% YoY, reaching $976.40M last quarter. TTM EBITDA of $899.20M and TTM operating income of $777.40M show growth is flowing through to the bottom line. TTM net income of $612.20M means revenue is converting into profit. Across the last 8 quarters, TTM revenue has fallen for 2 consecutive quarters — a weakening trend.

Margins

Gross, EBITDA, operating, and net margin trends

Gross Margin: 40.5%
EBITDA Margin: 23.2%
Op. Margin: 20.1%
Net Margin: 14.9%

Op. margin of 20.1% is down 2.6% YoY — costs are rising relative to revenue. Net margin at 14.9% and gross margin of 40.5% show how much of each revenue dollar survives to profit. Over the past year, operating margin is down 12% — an improving trend.

Price Ratios

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

P/E Ratio: 18.4x
P/S Ratio: 2.8x
P/B Ratio: 2.9x

At 18.4x P/E, the stock trades within typical market levels. P/S of 2.8x and P/B of 2.9x provide additional context. Use the growth and margin sections to judge whether the multiple is justified. Across the last 8 quarters, P/E has fallen for 5 consecutive quarters — an improving trend.

Assets & Liabilities

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

Total Assets: $6.67B
Cash: $74.00M
Long-Term Debt: $1.48B
Book Value: $3.86B
D/E Ratio: 0.4
Debt/EBITDA: 6.6

With $6.67B in assets and $1.48B in long-term debt, D/E is 0.4and book value is $3.86B — a conservative capital structure with a cushion to weather downturns. Across the last 8 quarters, debt/equity has fallen for 2 consecutive quarters — an improving trend.

Cash Flow

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

Op. Cash Flow: $169.30M
TTM Free Cash Flow: $646.60M
FCF Margin: 16.3%
FCF / Net Income: 1.1

TTM FCF of $646.60M on $169.30M in operating cash flow. The FCF / Net Income ratio of 1.1x means free cash flow covers net income — earnings are backed by cash. Across the last 8 quarters, free cash flow has fallen for 5 consecutive quarters — a weakening trend.