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Side-by-side financial comparison of MDU RESOURCES GROUP INC (MDU) and WATTS WATER TECHNOLOGIES INC (WTS). Click either name above to swap in a different company.

WATTS WATER TECHNOLOGIES INC is the larger business by last-quarter revenue ($625.1M vs $522.6M, roughly 1.2× MDU RESOURCES GROUP INC). MDU RESOURCES GROUP INC runs the higher net margin — 14.6% vs 13.4%, a 1.2% gap on every dollar of revenue. On growth, WATTS WATER TECHNOLOGIES INC posted the faster year-over-year revenue change (15.7% vs -1.6%). WATTS WATER TECHNOLOGIES INC produced more free cash flow last quarter ($140.3M vs $-336.0M). Over the past eight quarters, WATTS WATER TECHNOLOGIES INC's revenue compounded faster (4.6% CAGR vs -5.7%).

MDU Resources Group, Inc. is a U.S.-based corporation supplying products and services to regulated energy delivery and utilities related construction materials and services businesses. It is headquartered in Bismarck, North Dakota, and operates in 48 states.

AERCO International, Inc. is a manufacturer and supplier of commercial condensing boilers, high efficiency water heating equipment and energy recovery systems in the HVAC/plumbing industry across a variety of markets including education, lodging, government, office buildings, healthcare, industrial and multifamily housing. In 1949, AERCO introduced the industry's first semi-instantaneous, tankless steam-to-water water heater. In 1988, AERCO introduced the first condensing and fully modulating...

MDU vs WTS — Head-to-Head

Bigger by revenue
WTS
WTS
1.2× larger
WTS
$625.1M
$522.6M
MDU
Growing faster (revenue YoY)
WTS
WTS
+17.2% gap
WTS
15.7%
-1.6%
MDU
Higher net margin
MDU
MDU
1.2% more per $
MDU
14.6%
13.4%
WTS
More free cash flow
WTS
WTS
$476.3M more FCF
WTS
$140.3M
$-336.0M
MDU
Faster 2-yr revenue CAGR
WTS
WTS
Annualised
WTS
4.6%
-5.7%
MDU

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
MDU
MDU
WTS
WTS
Revenue
$522.6M
$625.1M
Net Profit
$76.3M
$83.7M
Gross Margin
49.5%
Operating Margin
20.5%
18.2%
Net Margin
14.6%
13.4%
Revenue YoY
-1.6%
15.7%
Net Profit YoY
38.4%
24.0%
EPS (diluted)
$0.37
$2.50

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
MDU
MDU
WTS
WTS
Q4 25
$522.6M
$625.1M
Q3 25
$313.6M
$611.7M
Q2 25
$348.7M
$643.7M
Q1 25
$678.0M
$558.0M
Q4 24
$531.0M
$540.4M
Q3 24
$290.7M
$543.6M
Q2 24
$343.1M
$597.3M
Q1 24
$588.2M
$570.9M
Net Profit
MDU
MDU
WTS
WTS
Q4 25
$76.3M
$83.7M
Q3 25
$18.3M
$82.2M
Q2 25
$13.8M
$100.9M
Q1 25
$82.0M
$74.0M
Q4 24
$55.2M
$67.5M
Q3 24
$64.6M
$69.1M
Q2 24
$60.4M
$82.0M
Q1 24
$100.9M
$72.6M
Gross Margin
MDU
MDU
WTS
WTS
Q4 25
49.5%
Q3 25
48.8%
Q2 25
50.6%
Q1 25
48.8%
Q4 24
46.7%
Q3 24
47.3%
Q2 24
47.7%
Q1 24
46.9%
Operating Margin
MDU
MDU
WTS
WTS
Q4 25
20.5%
18.2%
Q3 25
12.7%
18.2%
Q2 25
8.7%
21.0%
Q1 25
16.6%
15.7%
Q4 24
17.8%
16.5%
Q3 24
12.0%
17.1%
Q2 24
11.5%
18.7%
Q1 24
16.4%
16.9%
Net Margin
MDU
MDU
WTS
WTS
Q4 25
14.6%
13.4%
Q3 25
5.8%
13.4%
Q2 25
4.0%
15.7%
Q1 25
12.1%
13.3%
Q4 24
10.4%
12.5%
Q3 24
22.2%
12.7%
Q2 24
17.6%
13.7%
Q1 24
17.2%
12.7%
EPS (diluted)
MDU
MDU
WTS
WTS
Q4 25
$0.37
$2.50
Q3 25
$0.09
$2.45
Q2 25
$0.07
$3.01
Q1 25
$0.40
$2.21
Q4 24
$0.26
$2.02
Q3 24
$0.32
$2.06
Q2 24
$0.30
$2.44
Q1 24
$0.49
$2.17

Balance Sheet & Financial Strength

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

Metric
MDU
MDU
WTS
WTS
Cash + ST InvestmentsLiquidity on hand
$28.2M
$405.5M
Total DebtLower is stronger
$2.7B
Stockholders' EquityBook value
$2.8B
$2.0B
Total Assets
$7.6B
$2.9B
Debt / EquityLower = less leverage
0.97×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
MDU
MDU
WTS
WTS
Q4 25
$28.2M
$405.5M
Q3 25
$75.9M
$457.7M
Q2 25
$58.8M
$369.3M
Q1 25
$59.5M
$336.8M
Q4 24
$66.9M
$386.9M
Q3 24
$88.3M
$303.9M
Q2 24
$78.8M
$279.4M
Q1 24
$72.7M
$237.1M
Total Debt
MDU
MDU
WTS
WTS
Q4 25
$2.7B
Q3 25
$2.4B
Q2 25
$2.2B
Q1 25
$2.2B
Q4 24
$2.3B
Q3 24
$2.3B
Q2 24
$2.3B
Q1 24
$2.3B
Stockholders' Equity
MDU
MDU
WTS
WTS
Q4 25
$2.8B
$2.0B
Q3 25
$2.7B
$2.0B
Q2 25
$2.7B
$1.9B
Q1 25
$2.7B
$1.8B
Q4 24
$2.7B
$1.7B
Q3 24
$3.1B
$1.7B
Q2 24
$3.0B
$1.6B
Q1 24
$3.0B
$1.6B
Total Assets
MDU
MDU
WTS
WTS
Q4 25
$7.6B
$2.9B
Q3 25
$7.2B
$2.7B
Q2 25
$6.9B
$2.6B
Q1 25
$7.0B
$2.5B
Q4 24
$7.0B
$2.4B
Q3 24
$8.2B
$2.4B
Q2 24
$8.0B
$2.4B
Q1 24
$7.8B
$2.3B
Debt / Equity
MDU
MDU
WTS
WTS
Q4 25
0.97×
Q3 25
0.86×
Q2 25
0.80×
Q1 25
0.80×
Q4 24
0.85×
Q3 24
0.76×
Q2 24
0.75×
Q1 24
0.76×

Cash Flow & Capital Efficiency

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

Metric
MDU
MDU
WTS
WTS
Operating Cash FlowLast quarter
$80.6M
$154.7M
Free Cash FlowOCF − Capex
$-336.0M
$140.3M
FCF MarginFCF / Revenue
-64.3%
22.4%
Capex IntensityCapex / Revenue
79.7%
2.3%
Cash ConversionOCF / Net Profit
1.06×
1.85×
TTM Free Cash FlowTrailing 4 quarters
$-297.0M
$356.3M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
MDU
MDU
WTS
WTS
Q4 25
$80.6M
$154.7M
Q3 25
$57.9M
$122.4M
Q2 25
$117.4M
$69.7M
Q1 25
$217.5M
$55.2M
Q4 24
$60.5M
$139.5M
Q3 24
$140.2M
$90.7M
Q2 24
$136.5M
$85.3M
Q1 24
$165.1M
$45.6M
Free Cash Flow
MDU
MDU
WTS
WTS
Q4 25
$-336.0M
$140.3M
Q3 25
$-121.9M
$110.9M
Q2 25
$36.5M
$59.5M
Q1 25
$124.4M
$45.6M
Q4 24
$-95.8M
$127.5M
Q3 24
$673.0K
$84.3M
Q2 24
$26.5M
$78.5M
Q1 24
$48.1M
$35.5M
FCF Margin
MDU
MDU
WTS
WTS
Q4 25
-64.3%
22.4%
Q3 25
-38.9%
18.1%
Q2 25
10.5%
9.2%
Q1 25
18.4%
8.2%
Q4 24
-18.0%
23.6%
Q3 24
0.2%
15.5%
Q2 24
7.7%
13.1%
Q1 24
8.2%
6.2%
Capex Intensity
MDU
MDU
WTS
WTS
Q4 25
79.7%
2.3%
Q3 25
57.3%
1.9%
Q2 25
23.2%
1.6%
Q1 25
13.7%
1.7%
Q4 24
29.4%
2.2%
Q3 24
48.0%
1.2%
Q2 24
32.0%
1.1%
Q1 24
19.9%
1.8%
Cash Conversion
MDU
MDU
WTS
WTS
Q4 25
1.06×
1.85×
Q3 25
3.16×
1.49×
Q2 25
8.52×
0.69×
Q1 25
2.65×
0.75×
Q4 24
1.10×
2.07×
Q3 24
2.17×
1.31×
Q2 24
2.26×
1.04×
Q1 24
1.64×
0.63×

Financial Flow Comparison

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

Revenue Breakdown by Segment

MDU
MDU

Natural Gas Distribution$382.8M73%
Commercial Utility Sales$42.7M8%
Residential Utility Sales$33.7M6%
Pipelineand Midstream$31.1M6%
Natural Gas Transportation$17.2M3%
Industrial Utility Sales$10.1M2%
Natural Gas Storage$6.4M1%
Other Utility Sales$1.9M0%

WTS
WTS

Segment breakdown not available.

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