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

PACS Group, Inc. is the larger business by last-quarter revenue ($1.4B vs $751.2M, roughly 1.8× Monolithic Power Systems). Monolithic Power Systems runs the higher net margin — 22.9% vs 4.4%, a 18.5% gap on every dollar of revenue. On growth, Monolithic Power Systems posted the faster year-over-year revenue change (20.8% vs 18.4%). Over the past eight quarters, Monolithic Power Systems's revenue compounded faster (28.1% CAGR vs 20.5%).

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

MPWR vs PACS — Head-to-Head

Bigger by revenue
PACS
PACS
1.8× larger
PACS
$1.4B
$751.2M
MPWR
Growing faster (revenue YoY)
MPWR
MPWR
+2.4% gap
MPWR
20.8%
18.4%
PACS
Higher net margin
MPWR
MPWR
18.5% more per $
MPWR
22.9%
4.4%
PACS
Faster 2-yr revenue CAGR
MPWR
MPWR
Annualised
MPWR
28.1%
20.5%
PACS

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
MPWR
MPWR
PACS
PACS
Revenue
$751.2M
$1.4B
Net Profit
$171.7M
$59.7M
Gross Margin
55.2%
Operating Margin
26.6%
7.0%
Net Margin
22.9%
4.4%
Revenue YoY
20.8%
18.4%
Net Profit YoY
-86.3%
3022.5%
EPS (diluted)
$3.50
$0.42

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
PACS
PACS
Q4 25
$751.2M
$1.4B
Q3 25
$737.2M
$1.3B
Q2 25
$664.6M
$1.3B
Q1 25
$637.6M
$1.3B
Q4 24
$621.7M
$1.1B
Q3 24
$620.1M
$1.0B
Q2 24
$507.4M
$981.4M
Q1 24
$457.9M
$934.3M
Net Profit
MPWR
MPWR
PACS
PACS
Q4 25
$171.7M
$59.7M
Q3 25
$179.8M
$52.4M
Q2 25
$135.0M
$51.0M
Q1 25
$135.1M
$28.5M
Q4 24
$1.3B
$1.9M
Q3 24
$144.4M
$15.6M
Q2 24
$100.4M
$-10.9M
Q1 24
$92.5M
$49.1M
Gross Margin
MPWR
MPWR
PACS
PACS
Q4 25
55.2%
Q3 25
55.1%
Q2 25
55.1%
Q1 25
55.4%
Q4 24
55.4%
Q3 24
55.4%
17.1%
Q2 24
55.3%
22.3%
Q1 24
55.1%
21.2%
Operating Margin
MPWR
MPWR
PACS
PACS
Q4 25
26.6%
7.0%
Q3 25
26.5%
6.4%
Q2 25
24.8%
6.2%
Q1 25
26.5%
3.8%
Q4 24
26.3%
1.7%
Q3 24
26.5%
2.2%
Q2 24
23.0%
0.1%
Q1 24
20.9%
8.6%
Net Margin
MPWR
MPWR
PACS
PACS
Q4 25
22.9%
4.4%
Q3 25
24.4%
3.9%
Q2 25
20.3%
3.9%
Q1 25
21.2%
2.2%
Q4 24
201.8%
0.2%
Q3 24
23.3%
1.5%
Q2 24
19.8%
-1.1%
Q1 24
20.2%
5.3%
EPS (diluted)
MPWR
MPWR
PACS
PACS
Q4 25
$3.50
$0.42
Q3 25
$3.74
$0.32
Q2 25
$2.81
$0.31
Q1 25
$2.81
$0.17
Q4 24
$25.71
$-0.03
Q3 24
$2.95
$0.10
Q2 24
$2.05
$-0.07
Q1 24
$1.89
$0.38

Balance Sheet & Financial Strength

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

Metric
MPWR
MPWR
PACS
PACS
Cash + ST InvestmentsLiquidity on hand
$1.3B
$197.0M
Total DebtLower is stronger
$353.2M
Stockholders' EquityBook value
$3.5B
$946.8M
Total Assets
$4.2B
$5.6B
Debt / EquityLower = less leverage
0.37×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
MPWR
MPWR
PACS
PACS
Q4 25
$1.3B
$197.0M
Q3 25
$1.3B
$355.7M
Q2 25
$1.1B
$294.2M
Q1 25
$1.0B
$287.5M
Q4 24
$862.9M
$157.7M
Q3 24
$1.5B
$49.5M
Q2 24
$1.3B
$73.4M
Q1 24
$1.3B
$81.2M
Total Debt
MPWR
MPWR
PACS
PACS
Q4 25
$353.2M
Q3 25
Q2 25
Q1 25
Q4 24
$411.9M
Q3 24
Q2 24
Q1 24
Stockholders' Equity
MPWR
MPWR
PACS
PACS
Q4 25
$3.5B
$946.8M
Q3 25
$3.4B
$871.3M
Q2 25
$3.2B
$806.8M
Q1 25
$3.1B
$750.2M
Q4 24
$3.0B
$709.6M
Q3 24
$2.4B
$660.0M
Q2 24
$2.2B
$572.1M
Q1 24
$2.1B
$128.0M
Total Assets
MPWR
MPWR
PACS
PACS
Q4 25
$4.2B
$5.6B
Q3 25
$4.1B
$5.6B
Q2 25
$3.9B
$5.5B
Q1 25
$3.7B
$5.5B
Q4 24
$3.5B
$5.2B
Q3 24
$2.9B
$4.5B
Q2 24
$2.6B
$3.9B
Q1 24
$2.6B
$3.9B
Debt / Equity
MPWR
MPWR
PACS
PACS
Q4 25
0.37×
Q3 25
Q2 25
Q1 25
Q4 24
0.58×
Q3 24
Q2 24
Q1 24

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
PACS
PACS
Operating Cash FlowLast quarter
$104.9M
$-3.4M
Free Cash FlowOCF − Capex
$63.9M
FCF MarginFCF / Revenue
8.5%
Capex IntensityCapex / Revenue
5.5%
Cash ConversionOCF / Net Profit
0.61×
-0.06×
TTM Free Cash FlowTrailing 4 quarters
$666.2M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
MPWR
MPWR
PACS
PACS
Q4 25
$104.9M
$-3.4M
Q3 25
$239.3M
$204.8M
Q2 25
$237.6M
$52.6M
Q1 25
$256.4M
$150.2M
Q4 24
$167.7M
$64.6M
Q3 24
$231.7M
$209.2M
Q2 24
$141.0M
$34.8M
Q1 24
$248.1M
$58.8M
Free Cash Flow
MPWR
MPWR
PACS
PACS
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
Q1 24
$232.1M
FCF Margin
MPWR
MPWR
PACS
PACS
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%
Q1 24
50.7%
Capex Intensity
MPWR
MPWR
PACS
PACS
Q4 25
5.5%
Q3 25
5.8%
Q2 25
7.2%
Q1 25
6.3%
Q4 24
10.4%
Q3 24
5.5%
Q2 24
6.2%
Q1 24
3.5%
Cash Conversion
MPWR
MPWR
PACS
PACS
Q4 25
0.61×
-0.06×
Q3 25
1.33×
3.91×
Q2 25
1.76×
1.03×
Q1 25
1.90×
5.28×
Q4 24
0.13×
33.78×
Q3 24
1.60×
13.39×
Q2 24
1.40×
Q1 24
2.68×
1.20×

Financial Flow Comparison

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

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