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Side-by-side financial comparison of Dorman Products, Inc. (DORM) and MDU RESOURCES GROUP INC (MDU). Click either name above to swap in a different company.

Dorman Products, Inc. is the larger business by last-quarter revenue ($537.9M vs $522.6M, roughly 1.0× MDU RESOURCES GROUP INC). MDU RESOURCES GROUP INC runs the higher net margin — 14.6% vs 2.1%, a 12.5% gap on every dollar of revenue. On growth, Dorman Products, Inc. posted the faster year-over-year revenue change (0.8% vs -1.6%). Dorman Products, Inc. produced more free cash flow last quarter ($33.5M vs $-336.0M). Over the past eight quarters, Dorman Products, Inc.'s revenue compounded faster (7.1% CAGR vs -5.7%).

Dorman Products is an American manufacturer of aftermarket automotive products in the United States. The company was founded in 1918. The company trades on the NASDAQ under the ticker DORM. The company is headquartered in Colmar, Pennsylvania.

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.

DORM vs MDU — Head-to-Head

Bigger by revenue
DORM
DORM
1.0× larger
DORM
$537.9M
$522.6M
MDU
Growing faster (revenue YoY)
DORM
DORM
+2.4% gap
DORM
0.8%
-1.6%
MDU
Higher net margin
MDU
MDU
12.5% more per $
MDU
14.6%
2.1%
DORM
More free cash flow
DORM
DORM
$369.5M more FCF
DORM
$33.5M
$-336.0M
MDU
Faster 2-yr revenue CAGR
DORM
DORM
Annualised
DORM
7.1%
-5.7%
MDU

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
DORM
DORM
MDU
MDU
Revenue
$537.9M
$522.6M
Net Profit
$11.6M
$76.3M
Gross Margin
42.6%
Operating Margin
5.8%
20.5%
Net Margin
2.1%
14.6%
Revenue YoY
0.8%
-1.6%
Net Profit YoY
-78.8%
38.4%
EPS (diluted)
$0.38
$0.37

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
DORM
DORM
MDU
MDU
Q4 25
$537.9M
$522.6M
Q3 25
$543.7M
$313.6M
Q2 25
$541.0M
$348.7M
Q1 25
$507.7M
$678.0M
Q4 24
$533.8M
$531.0M
Q3 24
$503.8M
$290.7M
Q2 24
$503.0M
$343.1M
Q1 24
$468.7M
$588.2M
Net Profit
DORM
DORM
MDU
MDU
Q4 25
$11.6M
$76.3M
Q3 25
$76.4M
$18.3M
Q2 25
$58.7M
$13.8M
Q1 25
$57.5M
$82.0M
Q4 24
$54.5M
$55.2M
Q3 24
$55.3M
$64.6M
Q2 24
$47.4M
$60.4M
Q1 24
$32.8M
$100.9M
Gross Margin
DORM
DORM
MDU
MDU
Q4 25
42.6%
Q3 25
44.4%
Q2 25
40.6%
Q1 25
40.9%
Q4 24
41.5%
Q3 24
40.5%
Q2 24
39.6%
Q1 24
38.7%
Operating Margin
DORM
DORM
MDU
MDU
Q4 25
5.8%
20.5%
Q3 25
19.4%
12.7%
Q2 25
15.2%
8.7%
Q1 25
15.8%
16.6%
Q4 24
16.3%
17.8%
Q3 24
15.7%
12.0%
Q2 24
14.4%
11.5%
Q1 24
11.6%
16.4%
Net Margin
DORM
DORM
MDU
MDU
Q4 25
2.1%
14.6%
Q3 25
14.1%
5.8%
Q2 25
10.9%
4.0%
Q1 25
11.3%
12.1%
Q4 24
10.2%
10.4%
Q3 24
11.0%
22.2%
Q2 24
9.4%
17.6%
Q1 24
7.0%
17.2%
EPS (diluted)
DORM
DORM
MDU
MDU
Q4 25
$0.38
$0.37
Q3 25
$2.48
$0.09
Q2 25
$1.91
$0.07
Q1 25
$1.87
$0.40
Q4 24
$1.76
$0.26
Q3 24
$1.80
$0.32
Q2 24
$1.53
$0.30
Q1 24
$1.05
$0.49

Balance Sheet & Financial Strength

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

Metric
DORM
DORM
MDU
MDU
Cash + ST InvestmentsLiquidity on hand
$49.4M
$28.2M
Total DebtLower is stronger
$440.6M
$2.7B
Stockholders' EquityBook value
$1.5B
$2.8B
Total Assets
$2.5B
$7.6B
Debt / EquityLower = less leverage
0.30×
0.97×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
DORM
DORM
MDU
MDU
Q4 25
$49.4M
$28.2M
Q3 25
$55.5M
$75.9M
Q2 25
$56.8M
$58.8M
Q1 25
$60.6M
$59.5M
Q4 24
$57.1M
$66.9M
Q3 24
$45.1M
$88.3M
Q2 24
$47.5M
$78.8M
Q1 24
$34.4M
$72.7M
Total Debt
DORM
DORM
MDU
MDU
Q4 25
$440.6M
$2.7B
Q3 25
$2.4B
Q2 25
$2.2B
Q1 25
$2.2B
Q4 24
$468.8M
$2.3B
Q3 24
$2.3B
Q2 24
$2.3B
Q1 24
$2.3B
Stockholders' Equity
DORM
DORM
MDU
MDU
Q4 25
$1.5B
$2.8B
Q3 25
$1.5B
$2.7B
Q2 25
$1.4B
$2.7B
Q1 25
$1.3B
$2.7B
Q4 24
$1.3B
$2.7B
Q3 24
$1.2B
$3.1B
Q2 24
$1.2B
$3.0B
Q1 24
$1.2B
$3.0B
Total Assets
DORM
DORM
MDU
MDU
Q4 25
$2.5B
$7.6B
Q3 25
$2.6B
$7.2B
Q2 25
$2.5B
$6.9B
Q1 25
$2.4B
$7.0B
Q4 24
$2.4B
$7.0B
Q3 24
$2.4B
$8.2B
Q2 24
$2.3B
$8.0B
Q1 24
$2.2B
$7.8B
Debt / Equity
DORM
DORM
MDU
MDU
Q4 25
0.30×
0.97×
Q3 25
0.86×
Q2 25
0.80×
Q1 25
0.80×
Q4 24
0.36×
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
DORM
DORM
MDU
MDU
Operating Cash FlowLast quarter
$41.6M
$80.6M
Free Cash FlowOCF − Capex
$33.5M
$-336.0M
FCF MarginFCF / Revenue
6.2%
-64.3%
Capex IntensityCapex / Revenue
1.5%
79.7%
Cash ConversionOCF / Net Profit
3.60×
1.06×
TTM Free Cash FlowTrailing 4 quarters
$75.7M
$-297.0M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
DORM
DORM
MDU
MDU
Q4 25
$41.6M
$80.6M
Q3 25
$12.2M
$57.9M
Q2 25
$8.5M
$117.4M
Q1 25
$51.2M
$217.5M
Q4 24
$71.4M
$60.5M
Q3 24
$44.3M
$140.2M
Q2 24
$63.3M
$136.5M
Q1 24
$52.0M
$165.1M
Free Cash Flow
DORM
DORM
MDU
MDU
Q4 25
$33.5M
$-336.0M
Q3 25
$1.8M
$-121.9M
Q2 25
$98.0K
$36.5M
Q1 25
$40.3M
$124.4M
Q4 24
$63.2M
$-95.8M
Q3 24
$35.7M
$673.0K
Q2 24
$51.4M
$26.5M
Q1 24
$41.2M
$48.1M
FCF Margin
DORM
DORM
MDU
MDU
Q4 25
6.2%
-64.3%
Q3 25
0.3%
-38.9%
Q2 25
0.0%
10.5%
Q1 25
7.9%
18.4%
Q4 24
11.8%
-18.0%
Q3 24
7.1%
0.2%
Q2 24
10.2%
7.7%
Q1 24
8.8%
8.2%
Capex Intensity
DORM
DORM
MDU
MDU
Q4 25
1.5%
79.7%
Q3 25
1.9%
57.3%
Q2 25
1.6%
23.2%
Q1 25
2.2%
13.7%
Q4 24
1.5%
29.4%
Q3 24
1.7%
48.0%
Q2 24
2.4%
32.0%
Q1 24
2.3%
19.9%
Cash Conversion
DORM
DORM
MDU
MDU
Q4 25
3.60×
1.06×
Q3 25
0.16×
3.16×
Q2 25
0.15×
8.52×
Q1 25
0.89×
2.65×
Q4 24
1.31×
1.10×
Q3 24
0.80×
2.17×
Q2 24
1.34×
2.26×
Q1 24
1.58×
1.64×

Financial Flow Comparison

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

Revenue Breakdown by Segment

DORM
DORM

Light Duty$428.6M80%
Heavy Duty$55.8M10%
Specialty Vehicle$53.5M10%

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%

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