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Side-by-side financial comparison of Dorman Products, Inc. (DORM) and Monolithic Power Systems (MPWR). Click either name above to swap in a different company.

Monolithic Power Systems is the larger business by last-quarter revenue ($804.2M vs $537.9M, roughly 1.5× Dorman Products, Inc.). Monolithic Power Systems runs the higher net margin — 24.0% vs 2.1%, a 21.9% gap on every dollar of revenue. On growth, Monolithic Power Systems posted the faster year-over-year revenue change (26.1% vs 0.8%). Over the past eight quarters, Monolithic Power Systems's revenue compounded faster (25.9% CAGR vs 7.1%).

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.

Monolithic Power Systems, Inc. is an American, publicly traded company headquartered in Kirkland, Washington. It operates in more than 15 locations worldwide.

DORM vs MPWR — Head-to-Head

Bigger by revenue
MPWR
MPWR
1.5× larger
MPWR
$804.2M
$537.9M
DORM
Growing faster (revenue YoY)
MPWR
MPWR
+25.4% gap
MPWR
26.1%
0.8%
DORM
Higher net margin
MPWR
MPWR
21.9% more per $
MPWR
24.0%
2.1%
DORM
Faster 2-yr revenue CAGR
MPWR
MPWR
Annualised
MPWR
25.9%
7.1%
DORM

Income Statement — Q4 FY2025 vs Q1 FY2026

Metric
DORM
DORM
MPWR
MPWR
Revenue
$537.9M
$804.2M
Net Profit
$11.6M
$193.2M
Gross Margin
42.6%
55.3%
Operating Margin
5.8%
30.0%
Net Margin
2.1%
24.0%
Revenue YoY
0.8%
26.1%
Net Profit YoY
-78.8%
43.1%
EPS (diluted)
$0.38
$3.92

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
MPWR
MPWR
Q1 26
$804.2M
Q4 25
$537.9M
$751.2M
Q3 25
$543.7M
$737.2M
Q2 25
$541.0M
$664.6M
Q1 25
$507.7M
$637.6M
Q4 24
$533.8M
$621.7M
Q3 24
$503.8M
$620.1M
Q2 24
$503.0M
$507.4M
Net Profit
DORM
DORM
MPWR
MPWR
Q1 26
$193.2M
Q4 25
$11.6M
$171.7M
Q3 25
$76.4M
$179.8M
Q2 25
$58.7M
$135.0M
Q1 25
$57.5M
$135.1M
Q4 24
$54.5M
$1.3B
Q3 24
$55.3M
$144.4M
Q2 24
$47.4M
$100.4M
Gross Margin
DORM
DORM
MPWR
MPWR
Q1 26
55.3%
Q4 25
42.6%
55.2%
Q3 25
44.4%
55.1%
Q2 25
40.6%
55.1%
Q1 25
40.9%
55.4%
Q4 24
41.5%
55.4%
Q3 24
40.5%
55.4%
Q2 24
39.6%
55.3%
Operating Margin
DORM
DORM
MPWR
MPWR
Q1 26
30.0%
Q4 25
5.8%
26.6%
Q3 25
19.4%
26.5%
Q2 25
15.2%
24.8%
Q1 25
15.8%
26.5%
Q4 24
16.3%
26.3%
Q3 24
15.7%
26.5%
Q2 24
14.4%
23.0%
Net Margin
DORM
DORM
MPWR
MPWR
Q1 26
24.0%
Q4 25
2.1%
22.9%
Q3 25
14.1%
24.4%
Q2 25
10.9%
20.3%
Q1 25
11.3%
21.2%
Q4 24
10.2%
201.8%
Q3 24
11.0%
23.3%
Q2 24
9.4%
19.8%
EPS (diluted)
DORM
DORM
MPWR
MPWR
Q1 26
$3.92
Q4 25
$0.38
$3.50
Q3 25
$2.48
$3.74
Q2 25
$1.91
$2.81
Q1 25
$1.87
$2.81
Q4 24
$1.76
$25.71
Q3 24
$1.80
$2.95
Q2 24
$1.53
$2.05

Balance Sheet & Financial Strength

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

Metric
DORM
DORM
MPWR
MPWR
Cash + ST InvestmentsLiquidity on hand
$49.4M
$1.4B
Total DebtLower is stronger
$440.6M
Stockholders' EquityBook value
$1.5B
$3.7B
Total Assets
$2.5B
$4.4B
Debt / EquityLower = less leverage
0.30×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
DORM
DORM
MPWR
MPWR
Q1 26
$1.4B
Q4 25
$49.4M
$1.3B
Q3 25
$55.5M
$1.3B
Q2 25
$56.8M
$1.1B
Q1 25
$60.6M
$1.0B
Q4 24
$57.1M
$862.9M
Q3 24
$45.1M
$1.5B
Q2 24
$47.5M
$1.3B
Total Debt
DORM
DORM
MPWR
MPWR
Q1 26
Q4 25
$440.6M
Q3 25
Q2 25
Q1 25
Q4 24
$468.8M
Q3 24
Q2 24
Stockholders' Equity
DORM
DORM
MPWR
MPWR
Q1 26
$3.7B
Q4 25
$1.5B
$3.5B
Q3 25
$1.5B
$3.4B
Q2 25
$1.4B
$3.2B
Q1 25
$1.3B
$3.1B
Q4 24
$1.3B
$3.0B
Q3 24
$1.2B
$2.4B
Q2 24
$1.2B
$2.2B
Total Assets
DORM
DORM
MPWR
MPWR
Q1 26
$4.4B
Q4 25
$2.5B
$4.2B
Q3 25
$2.6B
$4.1B
Q2 25
$2.5B
$3.9B
Q1 25
$2.4B
$3.7B
Q4 24
$2.4B
$3.5B
Q3 24
$2.4B
$2.9B
Q2 24
$2.3B
$2.6B
Debt / Equity
DORM
DORM
MPWR
MPWR
Q1 26
Q4 25
0.30×
Q3 25
Q2 25
Q1 25
Q4 24
0.36×
Q3 24
Q2 24

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
MPWR
MPWR
Operating Cash FlowLast quarter
$41.6M
Free Cash FlowOCF − Capex
$33.5M
FCF MarginFCF / Revenue
6.2%
Capex IntensityCapex / Revenue
1.5%
Cash ConversionOCF / Net Profit
3.60×
TTM Free Cash FlowTrailing 4 quarters
$75.7M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
DORM
DORM
MPWR
MPWR
Q1 26
Q4 25
$41.6M
$104.9M
Q3 25
$12.2M
$239.3M
Q2 25
$8.5M
$237.6M
Q1 25
$51.2M
$256.4M
Q4 24
$71.4M
$167.7M
Q3 24
$44.3M
$231.7M
Q2 24
$63.3M
$141.0M
Free Cash Flow
DORM
DORM
MPWR
MPWR
Q1 26
Q4 25
$33.5M
$63.9M
Q3 25
$1.8M
$196.8M
Q2 25
$98.0K
$189.5M
Q1 25
$40.3M
$216.0M
Q4 24
$63.2M
$102.9M
Q3 24
$35.7M
$197.9M
Q2 24
$51.4M
$109.5M
FCF Margin
DORM
DORM
MPWR
MPWR
Q1 26
Q4 25
6.2%
8.5%
Q3 25
0.3%
26.7%
Q2 25
0.0%
28.5%
Q1 25
7.9%
33.9%
Q4 24
11.8%
16.5%
Q3 24
7.1%
31.9%
Q2 24
10.2%
21.6%
Capex Intensity
DORM
DORM
MPWR
MPWR
Q1 26
Q4 25
1.5%
5.5%
Q3 25
1.9%
5.8%
Q2 25
1.6%
7.2%
Q1 25
2.2%
6.3%
Q4 24
1.5%
10.4%
Q3 24
1.7%
5.5%
Q2 24
2.4%
6.2%
Cash Conversion
DORM
DORM
MPWR
MPWR
Q1 26
Q4 25
3.60×
0.61×
Q3 25
0.16×
1.33×
Q2 25
0.15×
1.76×
Q1 25
0.89×
1.90×
Q4 24
1.31×
0.13×
Q3 24
0.80×
1.60×
Q2 24
1.34×
1.40×

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%

MPWR
MPWR

Segment breakdown not available.

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