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Side-by-side financial comparison of Pentair (PNR) and WATSCO INC (WSO). Click either name above to swap in a different company.

WATSCO INC is the larger business by last-quarter revenue ($1.6B vs $1.0B, roughly 1.5× Pentair). Pentair runs the higher net margin — 16.6% vs 4.5%, a 12.1% gap on every dollar of revenue. On growth, Pentair posted the faster year-over-year revenue change (2.6% vs -10.0%). WATSCO INC produced more free cash flow last quarter ($388.5M vs $-85.7M). Over the past eight quarters, WATSCO INC's revenue compounded faster (0.4% CAGR vs -2.9%).

Pentair plc (PNR) is an American water treatment company incorporated in Ireland with tax residency in UK, with its main U.S. office in Golden Valley, Minnesota. Pentair was founded in the US, with 65% of company's revenue coming from the US and Canada as of 2017. PNR was reorganized in 2014, shifting the corporate domicile from Switzerland to Ireland.

Watsco, Inc. is a distributor of air conditioning, heating and refrigeration equipment, and related parts and supplies (HVAC/R) in the United States. Watsco was founded more than 60 years ago as a manufacturer of parts, components, and tools used in the HVAC/R industry. In 1989, the company shifted from manufacturing to distribution, by acquiring Gemaire Distributors Inc., a South Florida-based Rheem distributor.

PNR vs WSO — Head-to-Head

Bigger by revenue
WSO
WSO
1.5× larger
WSO
$1.6B
$1.0B
PNR
Growing faster (revenue YoY)
PNR
PNR
+12.6% gap
PNR
2.6%
-10.0%
WSO
Higher net margin
PNR
PNR
12.1% more per $
PNR
16.6%
4.5%
WSO
More free cash flow
WSO
WSO
$474.2M more FCF
WSO
$388.5M
$-85.7M
PNR
Faster 2-yr revenue CAGR
WSO
WSO
Annualised
WSO
0.4%
-2.9%
PNR

Income Statement — Q1 FY2026 vs Q4 FY2025

Metric
PNR
PNR
WSO
WSO
Revenue
$1.0B
$1.6B
Net Profit
$172.4M
$71.7M
Gross Margin
41.8%
27.1%
Operating Margin
20.3%
6.4%
Net Margin
16.6%
4.5%
Revenue YoY
2.6%
-10.0%
Net Profit YoY
11.3%
-25.9%
EPS (diluted)
$1.82

Green = leading value per metric. Periods may differ when fiscal calendars don't align.

8-Quarter Revenue & Profit Trend

Side-by-side quarterly history. Quarters aligned by calendar period so offset fiscal years line up.

Revenue
PNR
PNR
WSO
WSO
Q1 26
$1.0B
Q4 25
$1.0B
$1.6B
Q3 25
$1.0B
$2.1B
Q2 25
$1.1B
$2.1B
Q1 25
$1.0B
$1.5B
Q4 24
$972.9M
$1.8B
Q3 24
$993.4M
$2.2B
Q2 24
$1.1B
$2.1B
Net Profit
PNR
PNR
WSO
WSO
Q1 26
$172.4M
Q4 25
$166.1M
$71.7M
Q3 25
$184.3M
$161.6M
Q2 25
$148.5M
$183.6M
Q1 25
$154.9M
$80.1M
Q4 24
$166.4M
$96.8M
Q3 24
$139.6M
$171.0M
Q2 24
$186.1M
$181.4M
Gross Margin
PNR
PNR
WSO
WSO
Q1 26
41.8%
Q4 25
40.4%
27.1%
Q3 25
41.0%
27.5%
Q2 25
40.7%
29.3%
Q1 25
39.9%
28.1%
Q4 24
38.8%
26.7%
Q3 24
39.6%
26.2%
Q2 24
39.8%
27.1%
Operating Margin
PNR
PNR
WSO
WSO
Q1 26
20.3%
Q4 25
20.1%
6.4%
Q3 25
22.7%
11.4%
Q2 25
19.4%
13.2%
Q1 25
20.1%
7.3%
Q4 24
20.1%
7.8%
Q3 24
18.1%
11.6%
Q2 24
22.6%
12.6%
Net Margin
PNR
PNR
WSO
WSO
Q1 26
16.6%
Q4 25
16.3%
4.5%
Q3 25
18.0%
7.8%
Q2 25
13.2%
8.9%
Q1 25
15.3%
5.2%
Q4 24
17.1%
5.5%
Q3 24
14.1%
7.9%
Q2 24
16.9%
8.5%
EPS (diluted)
PNR
PNR
WSO
WSO
Q1 26
Q4 25
$1.01
$1.82
Q3 25
$1.12
$3.98
Q2 25
$0.90
$4.52
Q1 25
$0.93
$1.93
Q4 24
$0.99
$2.42
Q3 24
$0.84
$4.22
Q2 24
$1.11
$4.49

Balance Sheet & Financial Strength

Snapshot of each company's liquidity, leverage and book value from the latest quarter.

Metric
PNR
PNR
WSO
WSO
Cash + ST InvestmentsLiquidity on hand
$67.7M
$733.3M
Total DebtLower is stronger
$1.9B
$361.6M
Stockholders' EquityBook value
$3.8B
$2.8B
Total Assets
$7.1B
$4.4B
Debt / EquityLower = less leverage
0.51×
0.13×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
PNR
PNR
WSO
WSO
Q1 26
$67.7M
Q4 25
$733.3M
Q3 25
$128.4M
$524.3M
Q2 25
$143.0M
$293.0M
Q1 25
$140.6M
$431.8M
Q4 24
$118.7M
$781.9M
Q3 24
$218.1M
$550.0M
Q2 24
$214.3M
$424.9M
Total Debt
PNR
PNR
WSO
WSO
Q1 26
$1.9B
Q4 25
$1.6B
$361.6M
Q3 25
$1.6B
$340.8M
Q2 25
$1.4B
$338.7M
Q1 25
$1.8B
$346.4M
Q4 24
$1.6B
$337.2M
Q3 24
$321.0M
Q2 24
$1.8B
$307.1M
Stockholders' Equity
PNR
PNR
WSO
WSO
Q1 26
$3.8B
Q4 25
$3.9B
$2.8B
Q3 25
$3.8B
$2.8B
Q2 25
$3.7B
$2.8B
Q1 25
$3.6B
$2.7B
Q4 24
$3.6B
$2.7B
Q3 24
$3.5B
$2.7B
Q2 24
$3.4B
$2.6B
Total Assets
PNR
PNR
WSO
WSO
Q1 26
$7.1B
Q4 25
$6.9B
$4.4B
Q3 25
$6.8B
$4.6B
Q2 25
$6.5B
$4.7B
Q1 25
$6.7B
$4.5B
Q4 24
$6.4B
$4.5B
Q3 24
$6.5B
$4.5B
Q2 24
$6.5B
$4.4B
Debt / Equity
PNR
PNR
WSO
WSO
Q1 26
0.51×
Q4 25
0.42×
0.13×
Q3 25
0.42×
0.12×
Q2 25
0.38×
0.12×
Q1 25
0.51×
0.13×
Q4 24
0.46×
0.13×
Q3 24
0.12×
Q2 24
0.51×
0.12×

Cash Flow & Capital Efficiency

How much cash each business actually produces after reinvestment. Cash flow is harder to manipulate than net income.

Metric
PNR
PNR
WSO
WSO
Operating Cash FlowLast quarter
$399.8M
Free Cash FlowOCF − Capex
$-85.7M
$388.5M
FCF MarginFCF / Revenue
-8.3%
24.6%
Capex IntensityCapex / Revenue
1.8%
0.7%
Cash ConversionOCF / Net Profit
5.57×
TTM Free Cash FlowTrailing 4 quarters
$716.0M
$535.1M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
PNR
PNR
WSO
WSO
Q1 26
Q4 25
$50.8M
$399.8M
Q3 25
$196.3M
$354.9M
Q2 25
$606.6M
$-7.4M
Q1 25
$-38.9M
$-177.6M
Q4 24
$86.5M
$378.9M
Q3 24
$248.6M
$232.8M
Q2 24
$539.2M
$57.7M
Free Cash Flow
PNR
PNR
WSO
WSO
Q1 26
$-85.7M
Q4 25
$27.1M
$388.5M
Q3 25
$178.9M
$346.1M
Q2 25
$595.7M
$-14.3M
Q1 25
$-55.7M
$-185.2M
Q4 24
$63.8M
$370.9M
Q3 24
$233.2M
$223.0M
Q2 24
$522.2M
$51.3M
FCF Margin
PNR
PNR
WSO
WSO
Q1 26
-8.3%
Q4 25
2.7%
24.6%
Q3 25
17.5%
16.7%
Q2 25
53.0%
-0.7%
Q1 25
-5.5%
-12.1%
Q4 24
6.6%
21.1%
Q3 24
23.5%
10.3%
Q2 24
47.5%
2.4%
Capex Intensity
PNR
PNR
WSO
WSO
Q1 26
1.8%
Q4 25
2.3%
0.7%
Q3 25
1.7%
0.4%
Q2 25
1.0%
0.3%
Q1 25
1.7%
0.5%
Q4 24
2.3%
0.5%
Q3 24
1.6%
0.5%
Q2 24
1.5%
0.3%
Cash Conversion
PNR
PNR
WSO
WSO
Q1 26
Q4 25
0.31×
5.57×
Q3 25
1.07×
2.20×
Q2 25
4.08×
-0.04×
Q1 25
-0.25×
-2.22×
Q4 24
0.52×
3.91×
Q3 24
1.78×
1.36×
Q2 24
2.90×
0.32×

Financial Flow Comparison

Revenue → gross profit → operating profit → net profit for each company.

Revenue Breakdown by Segment

PNR
PNR

Water Solutions$391.0M38%
Pool$387.1M37%
Flow$258.1M25%

WSO
WSO

Segment breakdown not available.

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