PNR

Pentair plc

Industrials · $8.5B market cap

Verdict

Share price

$53.03

close of Oct 3, 2026

Fair value

$82.36

Sticker Price

Payback Price

$32.94

buy price

Undervalued

PNR is Undervalued: at $53.03 it trades 36% below its fair value of $82.36. Its buy price (Payback Price) is $32.94, 38% below today's price. Business quality is limited: only 1 of 5 key numbers clears the 10% bar.

How we valued it

Free Cash Flow. Sales grew 0% a year over the last 3 years, below the 15% we look for in a fast grower, so we value it on its free cash flow instead of an earnings forecast.

Business quality

1 of 5 clear the 10% bar. What are the Big Five?

Earnings per share growth7.0% a year✗
Equity per share growth-0.0% a year✗
Sales growth1.1% a year✗
Free cash flow growth6.8% a year✗
Return on invested capital12.7%✓

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Superinvestors

1 of the investors we track holds PNR. Who we track

Insider activity

Since Jul 14, 2026: no open-market purchases and 4 other filings (stock awards, tax withholding and similar). Why purchases matter

Other filings

About Pentair plc

Pentair plc engages in the provision of water solutions for residential, commercial, industrial, infrastructure, and agricultural applications. It operates through the following segments: Flow, Water Solutions, and Pool. The Flow segment designs, manufactures, and sells various fluid treatment and pump products and systems, including pressure vessels, gas recovery solutions, membrane bioreactors, wastewater reuse…

Industrial - Machinery

Fair value and Payback Price are estimates from the company's reported financials, not investment advice. Prices as of the close of Oct 3, 2026. How the Payback Price works