Pentair plc PNR

53.66 0.63 1.19% as of 25 Sep
Market cap
$8.5B
P/E
13.4×
Indexes indicate stock being part of an index,
Growth Flags show if company had growth for consecutive years

Pentair plc (PNR) P/B ratio

As of 25 September 2026, Pentair plc (PNR) trades at a P/B ratio of 2.3×. Over the past ten years it has ranged from 1.3× (December 2015) to 5.9× (August 2021); the current reading is higher than 30% of that period. That is below the Specialty Industrial Machinery industry median of 3.0× and in line with the Industrials sector median of 2.4×.

P/B ratio, daily

Annual

Period P/B ratio Change
FY2025 4.4× (5.58%)
FY2024 4.7× 28.52%
FY2023 3.6× 32.32%
FY2022 2.8× (44.98%)
FY2021 5.0× 19.13%
FY2020 4.2× 5.53%
FY2019 4.0× 9.94%
FY2018 3.6× 112.62%
FY2017 1.7× 2.57%
FY2016 1.7× 10.88%

Quarterly

Period P/B ratio Change
Jun 2026 3.3× (11.50%)
Mar 2026 3.7× (15.88%)
Dec 2025 4.4× (7.92%)
Sep 2025 4.8× 4.30%
42 more quarters

Against its own ten years

Low 1.3× High 5.9×
Ten-year median 3.5×
Current reading's percentile 30

P/B ratio against peers

Company P/B ratio
RRX Regal Rexnord Corporation compare 1.5×
GTES Gates Industrial Corporation PLC compare 1.7×
PNR Pentair plc 2.3×
FLS Flowserve Corporation compare 4.0×
NPO Enpro Inc. compare 4.1×
GNRC Generac Holdings Inc. compare 4.3×
AOS A. O. Smith Corporation compare 4.4×
WTS Watts Water Technologies, Inc. compare 5.5×
DCI Donaldson Company, Inc. compare 6.0×
Specialty Industrial Machinery industry median 3.0×
Industrials sector median 2.4×
Market median 1.8×

What P/B ratio is

Price to Book Value tells an investor how much the market pays for a company’s shares relative to the accounting net worth that belongs to common shareholders.

Stock Price ÷ (Common Equity (Total) (latest quarter) ÷ Shares (Basic, Weighted) (latest quarter))

The full definition of P/B ratio →

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