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Side-by-side financial comparison of Monolithic Power Systems (MPWR) and PATTERSON UTI ENERGY INC (PTEN). Click either name above to swap in a different company.

PATTERSON UTI ENERGY INC is the larger business by last-quarter revenue ($1.1B vs $804.2M, roughly 1.4× Monolithic Power Systems). Monolithic Power Systems runs the higher net margin — 24.0% vs -2.2%, a 26.2% gap on every dollar of revenue. On growth, Monolithic Power Systems posted the faster year-over-year revenue change (26.1% vs -12.7%). Over the past eight quarters, Monolithic Power Systems's revenue compounded faster (25.9% CAGR vs -8.4%).

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

Patterson UTI Energy Inc. is a leading oilfield services provider offering onshore contract drilling, pressure pumping, well completion and related support services. It primarily serves upstream oil and gas operators across North America, operating in major unconventional resource basins including shale and tight gas formations.

MPWR vs PTEN — Head-to-Head

Bigger by revenue
PTEN
PTEN
1.4× larger
PTEN
$1.1B
$804.2M
MPWR
Growing faster (revenue YoY)
MPWR
MPWR
+38.9% gap
MPWR
26.1%
-12.7%
PTEN
Higher net margin
MPWR
MPWR
26.2% more per $
MPWR
24.0%
-2.2%
PTEN
Faster 2-yr revenue CAGR
MPWR
MPWR
Annualised
MPWR
25.9%
-8.4%
PTEN

Income Statement — Q1 FY2026 vs Q1 FY2026

Metric
MPWR
MPWR
PTEN
PTEN
Revenue
$804.2M
$1.1B
Net Profit
$193.2M
$-24.5M
Gross Margin
55.3%
Operating Margin
30.0%
Net Margin
24.0%
-2.2%
Revenue YoY
26.1%
-12.7%
Net Profit YoY
43.1%
-170.8%
EPS (diluted)
$3.92
$-0.06

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
PTEN
PTEN
Q1 26
$804.2M
$1.1B
Q4 25
$751.2M
$1.1B
Q3 25
$737.2M
$1.2B
Q2 25
$664.6M
$1.2B
Q1 25
$637.6M
$1.3B
Q4 24
$621.7M
$1.1B
Q3 24
$620.1M
$1.3B
Q2 24
$507.4M
$1.3B
Net Profit
MPWR
MPWR
PTEN
PTEN
Q1 26
$193.2M
$-24.5M
Q4 25
$171.7M
$-9.2M
Q3 25
$179.8M
$-36.4M
Q2 25
$135.0M
$-49.1M
Q1 25
$135.1M
$1.0M
Q4 24
$1.3B
$-51.4M
Q3 24
$144.4M
$-978.8M
Q2 24
$100.4M
$11.1M
Gross Margin
MPWR
MPWR
PTEN
PTEN
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
PTEN
PTEN
Q1 26
30.0%
Q4 25
26.6%
-0.0%
Q3 25
26.5%
-2.4%
Q2 25
24.8%
-2.4%
Q1 25
26.5%
1.3%
Q4 24
26.3%
-2.7%
Q3 24
26.5%
-73.8%
Q2 24
23.0%
3.4%
Net Margin
MPWR
MPWR
PTEN
PTEN
Q1 26
24.0%
-2.2%
Q4 25
22.9%
-0.8%
Q3 25
24.4%
-3.1%
Q2 25
20.3%
-4.1%
Q1 25
21.2%
0.1%
Q4 24
201.8%
-4.5%
Q3 24
23.3%
-72.9%
Q2 24
19.8%
0.8%
EPS (diluted)
MPWR
MPWR
PTEN
PTEN
Q1 26
$3.92
$-0.06
Q4 25
$3.50
$-0.01
Q3 25
$3.74
$-0.10
Q2 25
$2.81
$-0.13
Q1 25
$2.81
$0.00
Q4 24
$25.71
$-0.10
Q3 24
$2.95
$-2.50
Q2 24
$2.05
$0.03

Balance Sheet & Financial Strength

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

Metric
MPWR
MPWR
PTEN
PTEN
Cash + ST InvestmentsLiquidity on hand
$1.4B
Total DebtLower is stronger
Stockholders' EquityBook value
$3.7B
$3.2B
Total Assets
$4.4B
$5.4B
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
MPWR
MPWR
PTEN
PTEN
Q1 26
$1.4B
Q4 25
$1.3B
$418.5M
Q3 25
$1.3B
$184.8M
Q2 25
$1.1B
$183.8M
Q1 25
$1.0B
$223.1M
Q4 24
$862.9M
$239.2M
Q3 24
$1.5B
$113.4M
Q2 24
$1.3B
$72.4M
Total Debt
MPWR
MPWR
PTEN
PTEN
Q1 26
Q4 25
$1.2B
Q3 25
$1.2B
Q2 25
$1.2B
Q1 25
$1.2B
Q4 24
$1.2B
Q3 24
$1.2B
Q2 24
$1.2B
Stockholders' Equity
MPWR
MPWR
PTEN
PTEN
Q1 26
$3.7B
$3.2B
Q4 25
$3.5B
$3.2B
Q3 25
$3.4B
$3.2B
Q2 25
$3.2B
$3.3B
Q1 25
$3.1B
$3.4B
Q4 24
$3.0B
$3.5B
Q3 24
$2.4B
$3.6B
Q2 24
$2.2B
$4.6B
Total Assets
MPWR
MPWR
PTEN
PTEN
Q1 26
$4.4B
$5.4B
Q4 25
$4.2B
$5.6B
Q3 25
$4.1B
$5.5B
Q2 25
$3.9B
$5.6B
Q1 25
$3.7B
$5.8B
Q4 24
$3.5B
$5.8B
Q3 24
$2.9B
$6.0B
Q2 24
$2.6B
$7.0B
Debt / Equity
MPWR
MPWR
PTEN
PTEN
Q1 26
Q4 25
0.38×
Q3 25
0.38×
Q2 25
0.37×
Q1 25
0.36×
Q4 24
0.36×
Q3 24
0.35×
Q2 24
0.27×

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
PTEN
PTEN
Operating Cash FlowLast quarter
$63.9M
Free Cash FlowOCF − Capex
FCF MarginFCF / Revenue
Capex IntensityCapex / Revenue
4.9%
Cash ConversionOCF / Net Profit
TTM Free Cash FlowTrailing 4 quarters

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
MPWR
MPWR
PTEN
PTEN
Q1 26
$63.9M
Q4 25
$104.9M
$397.5M
Q3 25
$239.3M
$215.8M
Q2 25
$237.6M
$139.7M
Q1 25
$256.4M
$208.1M
Q4 24
$167.7M
$315.8M
Q3 24
$231.7M
$296.3M
Q2 24
$141.0M
$197.5M
Free Cash Flow
MPWR
MPWR
PTEN
PTEN
Q1 26
Q4 25
$63.9M
$259.0M
Q3 25
$196.8M
$71.3M
Q2 25
$189.5M
$-4.5M
Q1 25
$216.0M
$46.3M
Q4 24
$102.9M
$175.5M
Q3 24
$197.9M
$115.7M
Q2 24
$109.5M
$67.0M
FCF Margin
MPWR
MPWR
PTEN
PTEN
Q1 26
Q4 25
8.5%
22.6%
Q3 25
26.7%
6.1%
Q2 25
28.5%
-0.4%
Q1 25
33.9%
3.7%
Q4 24
16.5%
15.3%
Q3 24
31.9%
8.6%
Q2 24
21.6%
5.0%
Capex Intensity
MPWR
MPWR
PTEN
PTEN
Q1 26
4.9%
Q4 25
5.5%
12.1%
Q3 25
5.8%
12.3%
Q2 25
7.2%
11.9%
Q1 25
6.3%
12.8%
Q4 24
10.4%
12.2%
Q3 24
5.5%
13.5%
Q2 24
6.2%
9.8%
Cash Conversion
MPWR
MPWR
PTEN
PTEN
Q1 26
Q4 25
0.61×
Q3 25
1.33×
Q2 25
1.76×
Q1 25
1.90×
207.11×
Q4 24
0.13×
Q3 24
1.60×
Q2 24
1.40×
17.83×

Financial Flow Comparison

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

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