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

Frontier Group Holdings, Inc. is the larger business by last-quarter revenue ($997.0M vs $751.2M, roughly 1.3× Monolithic Power Systems). Monolithic Power Systems runs the higher net margin — 22.9% vs 5.3%, a 17.5% gap on every dollar of revenue. On growth, Monolithic Power Systems posted the faster year-over-year revenue change (20.8% vs -0.5%). Monolithic Power Systems produced more free cash flow last quarter ($63.9M vs $-113.0M). Over the past eight quarters, Monolithic Power Systems's revenue compounded faster (28.1% CAGR vs 7.4%).

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

Frontier Communications Parent, Inc. is an American telecommunications company with a fiber-optic network and cloud-based services owned by Verizon. It was previously known as Citizens Utilities Co., Citizens Communications Co., and Frontier Communications Corp.

MPWR vs ULCC — Head-to-Head

Bigger by revenue
ULCC
ULCC
1.3× larger
ULCC
$997.0M
$751.2M
MPWR
Growing faster (revenue YoY)
MPWR
MPWR
+21.3% gap
MPWR
20.8%
-0.5%
ULCC
Higher net margin
MPWR
MPWR
17.5% more per $
MPWR
22.9%
5.3%
ULCC
More free cash flow
MPWR
MPWR
$176.9M more FCF
MPWR
$63.9M
$-113.0M
ULCC
Faster 2-yr revenue CAGR
MPWR
MPWR
Annualised
MPWR
28.1%
7.4%
ULCC

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
MPWR
MPWR
ULCC
ULCC
Revenue
$751.2M
$997.0M
Net Profit
$171.7M
$53.0M
Gross Margin
55.2%
Operating Margin
26.6%
4.9%
Net Margin
22.9%
5.3%
Revenue YoY
20.8%
-0.5%
Net Profit YoY
-86.3%
-1.9%
EPS (diluted)
$3.50
$0.24

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
ULCC
ULCC
Q4 25
$751.2M
$997.0M
Q3 25
$737.2M
$886.0M
Q2 25
$664.6M
$929.0M
Q1 25
$637.6M
$912.0M
Q4 24
$621.7M
$1.0B
Q3 24
$620.1M
$935.0M
Q2 24
$507.4M
$973.0M
Q1 24
$457.9M
$865.0M
Net Profit
MPWR
MPWR
ULCC
ULCC
Q4 25
$171.7M
$53.0M
Q3 25
$179.8M
$-77.0M
Q2 25
$135.0M
$-70.0M
Q1 25
$135.1M
$-43.0M
Q4 24
$1.3B
$54.0M
Q3 24
$144.4M
$26.0M
Q2 24
$100.4M
$31.0M
Q1 24
$92.5M
$-26.0M
Gross Margin
MPWR
MPWR
ULCC
ULCC
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%
Q1 24
55.1%
Operating Margin
MPWR
MPWR
ULCC
ULCC
Q4 25
26.6%
4.9%
Q3 25
26.5%
-8.7%
Q2 25
24.8%
-8.1%
Q1 25
26.5%
-5.0%
Q4 24
26.3%
4.5%
Q3 24
26.5%
2.0%
Q2 24
23.0%
2.6%
Q1 24
20.9%
-3.6%
Net Margin
MPWR
MPWR
ULCC
ULCC
Q4 25
22.9%
5.3%
Q3 25
24.4%
-8.7%
Q2 25
20.3%
-7.5%
Q1 25
21.2%
-4.7%
Q4 24
201.8%
5.4%
Q3 24
23.3%
2.8%
Q2 24
19.8%
3.2%
Q1 24
20.2%
-3.0%
EPS (diluted)
MPWR
MPWR
ULCC
ULCC
Q4 25
$3.50
$0.24
Q3 25
$3.74
$-0.34
Q2 25
$2.81
$-0.31
Q1 25
$2.81
$-0.19
Q4 24
$25.71
$0.24
Q3 24
$2.95
$0.11
Q2 24
$2.05
$0.14
Q1 24
$1.89
$-0.12

Balance Sheet & Financial Strength

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

Metric
MPWR
MPWR
ULCC
ULCC
Cash + ST InvestmentsLiquidity on hand
$1.3B
$671.0M
Total DebtLower is stronger
$620.0M
Stockholders' EquityBook value
$3.5B
$491.0M
Total Assets
$4.2B
$7.2B
Debt / EquityLower = less leverage
1.26×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
MPWR
MPWR
ULCC
ULCC
Q4 25
$1.3B
$671.0M
Q3 25
$1.3B
$566.0M
Q2 25
$1.1B
$563.0M
Q1 25
$1.0B
$686.0M
Q4 24
$862.9M
$740.0M
Q3 24
$1.5B
$576.0M
Q2 24
$1.3B
$658.0M
Q1 24
$1.3B
$622.0M
Total Debt
MPWR
MPWR
ULCC
ULCC
Q4 25
$620.0M
Q3 25
$673.0M
Q2 25
$565.0M
Q1 25
$512.0M
Q4 24
$507.0M
Q3 24
$474.0M
Q2 24
$455.0M
Q1 24
$469.0M
Stockholders' Equity
MPWR
MPWR
ULCC
ULCC
Q4 25
$3.5B
$491.0M
Q3 25
$3.4B
$434.0M
Q2 25
$3.2B
$506.0M
Q1 25
$3.1B
$570.0M
Q4 24
$3.0B
$604.0M
Q3 24
$2.4B
$549.0M
Q2 24
$2.2B
$520.0M
Q1 24
$2.1B
$484.0M
Total Assets
MPWR
MPWR
ULCC
ULCC
Q4 25
$4.2B
$7.2B
Q3 25
$4.1B
$6.7B
Q2 25
$3.9B
$6.5B
Q1 25
$3.7B
$6.5B
Q4 24
$3.5B
$6.2B
Q3 24
$2.9B
$5.8B
Q2 24
$2.6B
$5.7B
Q1 24
$2.6B
$5.2B
Debt / Equity
MPWR
MPWR
ULCC
ULCC
Q4 25
1.26×
Q3 25
1.55×
Q2 25
1.12×
Q1 25
0.90×
Q4 24
0.84×
Q3 24
0.86×
Q2 24
0.88×
Q1 24
0.97×

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
ULCC
ULCC
Operating Cash FlowLast quarter
$104.9M
$-91.0M
Free Cash FlowOCF − Capex
$63.9M
$-113.0M
FCF MarginFCF / Revenue
8.5%
-11.3%
Capex IntensityCapex / Revenue
5.5%
2.2%
Cash ConversionOCF / Net Profit
0.61×
-1.72×
TTM Free Cash FlowTrailing 4 quarters
$666.2M
$-600.0M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
MPWR
MPWR
ULCC
ULCC
Q4 25
$104.9M
$-91.0M
Q3 25
$239.3M
$-215.0M
Q2 25
$237.6M
$-133.0M
Q1 25
$256.4M
$-86.0M
Q4 24
$167.7M
$87.0M
Q3 24
$231.7M
$-156.0M
Q2 24
$141.0M
$9.0M
Q1 24
$248.1M
$-22.0M
Free Cash Flow
MPWR
MPWR
ULCC
ULCC
Q4 25
$63.9M
$-113.0M
Q3 25
$196.8M
$-217.0M
Q2 25
$189.5M
$-166.0M
Q1 25
$216.0M
$-104.0M
Q4 24
$102.9M
$73.0M
Q3 24
$197.9M
$-170.0M
Q2 24
$109.5M
$-22.0M
Q1 24
$232.1M
$-39.0M
FCF Margin
MPWR
MPWR
ULCC
ULCC
Q4 25
8.5%
-11.3%
Q3 25
26.7%
-24.5%
Q2 25
28.5%
-17.9%
Q1 25
33.9%
-11.4%
Q4 24
16.5%
7.3%
Q3 24
31.9%
-18.2%
Q2 24
21.6%
-2.3%
Q1 24
50.7%
-4.5%
Capex Intensity
MPWR
MPWR
ULCC
ULCC
Q4 25
5.5%
2.2%
Q3 25
5.8%
0.2%
Q2 25
7.2%
3.6%
Q1 25
6.3%
2.0%
Q4 24
10.4%
1.4%
Q3 24
5.5%
1.5%
Q2 24
6.2%
3.2%
Q1 24
3.5%
2.0%
Cash Conversion
MPWR
MPWR
ULCC
ULCC
Q4 25
0.61×
-1.72×
Q3 25
1.33×
Q2 25
1.76×
Q1 25
1.90×
Q4 24
0.13×
1.61×
Q3 24
1.60×
-6.00×
Q2 24
1.40×
0.29×
Q1 24
2.68×

Financial Flow Comparison

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

Revenue Breakdown by Segment

MPWR
MPWR

Segment breakdown not available.

ULCC
ULCC

Aircraft Fare$453.0M45%
Passenger Service Fees$227.0M23%
Passenger Baggage$177.0M18%
Passenger Seat Selection$69.0M7%
Other Passenger Revenue$36.0M4%
Other$35.0M4%

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