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

Monolithic Power Systems is the larger business by last-quarter revenue ($804.2M vs $510.9M, roughly 1.6× MSA Safety Inc). Monolithic Power Systems runs the higher net margin — 24.0% vs 17.0%, a 7.0% gap on every dollar of revenue. On growth, Monolithic Power Systems posted the faster year-over-year revenue change (26.1% vs 2.2%). Over the past eight quarters, Monolithic Power Systems's revenue compounded faster (25.9% CAGR vs 11.2%).

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

Mine Safety Appliances, or MSA Safety Incorporated, is an American manufacturer and supplier of safety equipment designed for use in a variety of hazardous conditions in industries such as construction, the military, fire service, and chemical, oil, and gas production. MSA is based in the Pittsburgh suburb of Cranberry.

MPWR vs MSA — Head-to-Head

Bigger by revenue
MPWR
MPWR
1.6× larger
MPWR
$804.2M
$510.9M
MSA
Growing faster (revenue YoY)
MPWR
MPWR
+23.9% gap
MPWR
26.1%
2.2%
MSA
Higher net margin
MPWR
MPWR
7.0% more per $
MPWR
24.0%
17.0%
MSA
Faster 2-yr revenue CAGR
MPWR
MPWR
Annualised
MPWR
25.9%
11.2%
MSA

Income Statement — Q1 FY2026 vs Q4 FY2025

Metric
MPWR
MPWR
MSA
MSA
Revenue
$804.2M
$510.9M
Net Profit
$193.2M
$86.9M
Gross Margin
55.3%
46.9%
Operating Margin
30.0%
22.3%
Net Margin
24.0%
17.0%
Revenue YoY
26.1%
2.2%
Net Profit YoY
43.1%
-1.2%
EPS (diluted)
$3.92
$2.22

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
MPWR
MPWR
MSA
MSA
Q1 26
$804.2M
Q4 25
$751.2M
$510.9M
Q3 25
$737.2M
$468.4M
Q2 25
$664.6M
$474.1M
Q1 25
$637.6M
$421.3M
Q4 24
$621.7M
$499.7M
Q3 24
$620.1M
$432.7M
Q2 24
$507.4M
$462.5M
Net Profit
MPWR
MPWR
MSA
MSA
Q1 26
$193.2M
Q4 25
$171.7M
$86.9M
Q3 25
$179.8M
$69.6M
Q2 25
$135.0M
$62.8M
Q1 25
$135.1M
$59.6M
Q4 24
$1.3B
$87.9M
Q3 24
$144.4M
$66.6M
Q2 24
$100.4M
$72.2M
Gross Margin
MPWR
MPWR
MSA
MSA
Q1 26
55.3%
Q4 25
55.2%
46.9%
Q3 25
55.1%
46.5%
Q2 25
55.1%
46.6%
Q1 25
55.4%
45.9%
Q4 24
55.4%
46.9%
Q3 24
55.4%
47.9%
Q2 24
55.3%
48.2%
Operating Margin
MPWR
MPWR
MSA
MSA
Q1 26
30.0%
Q4 25
26.6%
22.3%
Q3 25
26.5%
20.1%
Q2 25
24.8%
18.1%
Q1 25
26.5%
18.5%
Q4 24
26.3%
23.5%
Q3 24
26.5%
21.1%
Q2 24
23.0%
21.6%
Net Margin
MPWR
MPWR
MSA
MSA
Q1 26
24.0%
Q4 25
22.9%
17.0%
Q3 25
24.4%
14.9%
Q2 25
20.3%
13.2%
Q1 25
21.2%
14.1%
Q4 24
201.8%
17.6%
Q3 24
23.3%
15.4%
Q2 24
19.8%
15.6%
EPS (diluted)
MPWR
MPWR
MSA
MSA
Q1 26
$3.92
Q4 25
$3.50
$2.22
Q3 25
$3.74
$1.77
Q2 25
$2.81
$1.59
Q1 25
$2.81
$1.51
Q4 24
$25.71
$2.22
Q3 24
$2.95
$1.69
Q2 24
$2.05
$1.83

Balance Sheet & Financial Strength

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

Metric
MPWR
MPWR
MSA
MSA
Cash + ST InvestmentsLiquidity on hand
$1.4B
$165.1M
Total DebtLower is stronger
$580.9M
Stockholders' EquityBook value
$3.7B
$1.4B
Total Assets
$4.4B
$2.6B
Debt / EquityLower = less leverage
0.42×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
MPWR
MPWR
MSA
MSA
Q1 26
$1.4B
Q4 25
$1.3B
$165.1M
Q3 25
$1.3B
$170.0M
Q2 25
$1.1B
$147.0M
Q1 25
$1.0B
$170.6M
Q4 24
$862.9M
$164.6M
Q3 24
$1.5B
$154.4M
Q2 24
$1.3B
$146.8M
Total Debt
MPWR
MPWR
MSA
MSA
Q1 26
Q4 25
$580.9M
Q3 25
$628.6M
Q2 25
$679.3M
Q1 25
$502.1M
Q4 24
$508.0M
Q3 24
$554.7M
Q2 24
$588.2M
Stockholders' Equity
MPWR
MPWR
MSA
MSA
Q1 26
$3.7B
Q4 25
$3.5B
$1.4B
Q3 25
$3.4B
$1.3B
Q2 25
$3.2B
$1.3B
Q1 25
$3.1B
$1.2B
Q4 24
$3.0B
$1.1B
Q3 24
$2.4B
$1.1B
Q2 24
$2.2B
$1.0B
Total Assets
MPWR
MPWR
MSA
MSA
Q1 26
$4.4B
Q4 25
$4.2B
$2.6B
Q3 25
$4.1B
$2.6B
Q2 25
$3.9B
$2.6B
Q1 25
$3.7B
$2.2B
Q4 24
$3.5B
$2.2B
Q3 24
$2.9B
$2.2B
Q2 24
$2.6B
$2.2B
Debt / Equity
MPWR
MPWR
MSA
MSA
Q1 26
Q4 25
0.42×
Q3 25
0.48×
Q2 25
0.54×
Q1 25
0.42×
Q4 24
0.44×
Q3 24
0.51×
Q2 24
0.57×

Cash Flow & Capital Efficiency

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

Metric
MPWR
MPWR
MSA
MSA
Operating Cash FlowLast quarter
$122.4M
Free Cash FlowOCF − Capex
$106.0M
FCF MarginFCF / Revenue
20.8%
Capex IntensityCapex / Revenue
3.2%
Cash ConversionOCF / Net Profit
1.41×
TTM Free Cash FlowTrailing 4 quarters
$295.4M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
MPWR
MPWR
MSA
MSA
Q1 26
Q4 25
$104.9M
$122.4M
Q3 25
$239.3M
$112.5M
Q2 25
$237.6M
$67.2M
Q1 25
$256.4M
$61.8M
Q4 24
$167.7M
$107.9M
Q3 24
$231.7M
$84.3M
Q2 24
$141.0M
$53.3M
Free Cash Flow
MPWR
MPWR
MSA
MSA
Q1 26
Q4 25
$63.9M
$106.0M
Q3 25
$196.8M
$100.5M
Q2 25
$189.5M
$37.9M
Q1 25
$216.0M
$51.0M
Q4 24
$102.9M
$93.5M
Q3 24
$197.9M
$70.1M
Q2 24
$109.5M
$39.0M
FCF Margin
MPWR
MPWR
MSA
MSA
Q1 26
Q4 25
8.5%
20.8%
Q3 25
26.7%
21.4%
Q2 25
28.5%
8.0%
Q1 25
33.9%
12.1%
Q4 24
16.5%
18.7%
Q3 24
31.9%
16.2%
Q2 24
21.6%
8.4%
Capex Intensity
MPWR
MPWR
MSA
MSA
Q1 26
Q4 25
5.5%
3.2%
Q3 25
5.8%
2.6%
Q2 25
7.2%
6.2%
Q1 25
6.3%
2.6%
Q4 24
10.4%
2.9%
Q3 24
5.5%
3.3%
Q2 24
6.2%
3.1%
Cash Conversion
MPWR
MPWR
MSA
MSA
Q1 26
Q4 25
0.61×
1.41×
Q3 25
1.33×
1.62×
Q2 25
1.76×
1.07×
Q1 25
1.90×
1.04×
Q4 24
0.13×
1.23×
Q3 24
1.60×
1.27×
Q2 24
1.40×
0.74×

Financial Flow Comparison

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

Revenue Breakdown by Segment

MPWR
MPWR

Segment breakdown not available.

MSA
MSA

Americas Segment$335.2M66%
International Segment$175.7M34%

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