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Side-by-side financial comparison of Monolithic Power Systems (MPWR) and P3 Health Partners Inc. (PIII). Click either name above to swap in a different company.

Monolithic Power Systems is the larger business by last-quarter revenue ($804.2M vs $384.8M, roughly 2.1× P3 Health Partners Inc.). Monolithic Power Systems runs the higher net margin — 24.0% vs -19.6%, a 43.7% gap on every dollar of revenue. On growth, Monolithic Power Systems posted the faster year-over-year revenue change (26.1% vs 3.8%). Over the past eight quarters, Monolithic Power Systems's revenue compounded faster (25.9% CAGR vs -0.5%).

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

P3 Health Partners Inc. is a population health management and value-based care services firm operating primarily in the United States. It partners with primary care providers and health systems to deliver coordinated, high-quality care for patient populations, especially Medicare Advantage beneficiaries, focusing on improving health outcomes and lowering unnecessary healthcare costs.

MPWR vs PIII — Head-to-Head

Bigger by revenue
MPWR
MPWR
2.1× larger
MPWR
$804.2M
$384.8M
PIII
Growing faster (revenue YoY)
MPWR
MPWR
+22.3% gap
MPWR
26.1%
3.8%
PIII
Higher net margin
MPWR
MPWR
43.7% more per $
MPWR
24.0%
-19.6%
PIII
Faster 2-yr revenue CAGR
MPWR
MPWR
Annualised
MPWR
25.9%
-0.5%
PIII

Income Statement — Q1 FY2026 vs Q4 FY2025

Metric
MPWR
MPWR
PIII
PIII
Revenue
$804.2M
$384.8M
Net Profit
$193.2M
$-75.5M
Gross Margin
55.3%
Operating Margin
30.0%
-40.0%
Net Margin
24.0%
-19.6%
Revenue YoY
26.1%
3.8%
Net Profit YoY
43.1%
-28.8%
EPS (diluted)
$3.92
$-23.08

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
PIII
PIII
Q1 26
$804.2M
Q4 25
$751.2M
$384.8M
Q3 25
$737.2M
$345.3M
Q2 25
$664.6M
$355.8M
Q1 25
$637.6M
$373.2M
Q4 24
$621.7M
$370.7M
Q3 24
$620.1M
$362.1M
Q2 24
$507.4M
$379.2M
Net Profit
MPWR
MPWR
PIII
PIII
Q1 26
$193.2M
Q4 25
$171.7M
$-75.5M
Q3 25
$179.8M
$-31.6M
Q2 25
$135.0M
$-20.4M
Q1 25
$135.1M
$-20.5M
Q4 24
$1.3B
$-58.6M
Q3 24
$144.4M
$-46.5M
Q2 24
$100.4M
$-12.0M
Gross Margin
MPWR
MPWR
PIII
PIII
Q1 26
55.3%
Q4 25
55.2%
Q3 25
55.1%
Q2 25
55.1%
Q1 25
55.4%
Q4 24
55.4%
Q3 24
55.4%
Q2 24
55.3%
Operating Margin
MPWR
MPWR
PIII
PIII
Q1 26
30.0%
Q4 25
26.6%
-40.0%
Q3 25
26.5%
-12.8%
Q2 25
24.8%
-9.6%
Q1 25
26.5%
-10.2%
Q4 24
26.3%
-37.4%
Q3 24
26.5%
-29.5%
Q2 24
23.0%
-8.3%
Net Margin
MPWR
MPWR
PIII
PIII
Q1 26
24.0%
Q4 25
22.9%
-19.6%
Q3 25
24.4%
-9.1%
Q2 25
20.3%
-5.7%
Q1 25
21.2%
-5.5%
Q4 24
201.8%
-15.8%
Q3 24
23.3%
-12.8%
Q2 24
19.8%
-3.2%
EPS (diluted)
MPWR
MPWR
PIII
PIII
Q1 26
$3.92
Q4 25
$3.50
$-23.08
Q3 25
$3.74
$-9.67
Q2 25
$2.81
$-6.23
Q1 25
$2.81
$-6.28
Q4 24
$25.71
$-23.13
Q3 24
$2.95
$-15.70
Q2 24
$2.05
$-7.37

Balance Sheet & Financial Strength

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

Metric
MPWR
MPWR
PIII
PIII
Cash + ST InvestmentsLiquidity on hand
$1.4B
$25.0M
Total DebtLower is stronger
$228.4M
Stockholders' EquityBook value
$3.7B
$-155.2M
Total Assets
$4.4B
$656.6M
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
MPWR
MPWR
PIII
PIII
Q1 26
$1.4B
Q4 25
$1.3B
$25.0M
Q3 25
$1.3B
$37.7M
Q2 25
$1.1B
$38.6M
Q1 25
$1.0B
$40.1M
Q4 24
$862.9M
$38.8M
Q3 24
$1.5B
$63.0M
Q2 24
$1.3B
$73.1M
Total Debt
MPWR
MPWR
PIII
PIII
Q1 26
Q4 25
$228.4M
Q3 25
$252.8M
Q2 25
$182.0M
Q1 25
$171.1M
Q4 24
$108.9M
Q3 24
$133.2M
Q2 24
$133.1M
Stockholders' Equity
MPWR
MPWR
PIII
PIII
Q1 26
$3.7B
Q4 25
$3.5B
$-155.2M
Q3 25
$3.4B
$-18.7M
Q2 25
$3.2B
$44.5M
Q1 25
$3.1B
$63.3M
Q4 24
$3.0B
$75.9M
Q3 24
$2.4B
$120.5M
Q2 24
$2.2B
$166.8M
Total Assets
MPWR
MPWR
PIII
PIII
Q1 26
$4.4B
Q4 25
$4.2B
$656.6M
Q3 25
$4.1B
$683.6M
Q2 25
$3.9B
$731.6M
Q1 25
$3.7B
$783.9M
Q4 24
$3.5B
$783.4M
Q3 24
$2.9B
$833.3M
Q2 24
$2.6B
$892.8M
Debt / Equity
MPWR
MPWR
PIII
PIII
Q1 26
Q4 25
Q3 25
Q2 25
4.09×
Q1 25
2.71×
Q4 24
1.43×
Q3 24
1.11×
Q2 24
0.80×

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
PIII
PIII
Operating Cash FlowLast quarter
$-25.7M
Free Cash FlowOCF − Capex
FCF MarginFCF / Revenue
Capex IntensityCapex / Revenue
Cash ConversionOCF / Net Profit
TTM Free Cash FlowTrailing 4 quarters

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
MPWR
MPWR
PIII
PIII
Q1 26
Q4 25
$104.9M
$-25.7M
Q3 25
$239.3M
$-15.4M
Q2 25
$237.6M
$-16.6M
Q1 25
$256.4M
$-33.5M
Q4 24
$167.7M
$-57.2M
Q3 24
$231.7M
$-22.6M
Q2 24
$141.0M
$-10.2M
Free Cash Flow
MPWR
MPWR
PIII
PIII
Q1 26
Q4 25
$63.9M
Q3 25
$196.8M
Q2 25
$189.5M
Q1 25
$216.0M
Q4 24
$102.9M
Q3 24
$197.9M
Q2 24
$109.5M
FCF Margin
MPWR
MPWR
PIII
PIII
Q1 26
Q4 25
8.5%
Q3 25
26.7%
Q2 25
28.5%
Q1 25
33.9%
Q4 24
16.5%
Q3 24
31.9%
Q2 24
21.6%
Capex Intensity
MPWR
MPWR
PIII
PIII
Q1 26
Q4 25
5.5%
Q3 25
5.8%
Q2 25
7.2%
Q1 25
6.3%
Q4 24
10.4%
0.0%
Q3 24
5.5%
0.0%
Q2 24
6.2%
0.0%
Cash Conversion
MPWR
MPWR
PIII
PIII
Q1 26
Q4 25
0.61×
Q3 25
1.33×
Q2 25
1.76×
Q1 25
1.90×
Q4 24
0.13×
Q3 24
1.60×
Q2 24
1.40×

Financial Flow Comparison

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

Revenue Breakdown by Segment

MPWR
MPWR

Segment breakdown not available.

PIII
PIII

Capitated Revenue$366.2M95%
Health Care Patient Service$18.6M5%
Health Care Care Coordination Management Fees$2.7M1%

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