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Side-by-side financial comparison of LITTELFUSE INC (LFUS) 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 $657.0M, roughly 1.5× LITTELFUSE INC). LITTELFUSE INC runs the higher net margin — 11.4% vs 5.3%, a 6.1% gap on every dollar of revenue. On growth, LITTELFUSE INC posted the faster year-over-year revenue change (18.5% vs -0.5%). LITTELFUSE INC produced more free cash flow last quarter ($66.2K vs $-113.0M). Over the past eight quarters, LITTELFUSE INC's revenue compounded faster (8.5% CAGR vs 7.4%).

Littelfuse is a leading global manufacturer of circuit protection, sensing, and control components. Its product portfolio includes fuses, semiconductor protection devices, power switches, sensors, and circuit breakers, serving automotive, industrial electronics, consumer electronics, telecommunications, and renewable energy sectors worldwide to boost equipment safety and reliability.

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.

LFUS vs ULCC — Head-to-Head

Bigger by revenue
ULCC
ULCC
1.5× larger
ULCC
$997.0M
$657.0M
LFUS
Growing faster (revenue YoY)
LFUS
LFUS
+19.0% gap
LFUS
18.5%
-0.5%
ULCC
Higher net margin
LFUS
LFUS
6.1% more per $
LFUS
11.4%
5.3%
ULCC
More free cash flow
LFUS
LFUS
$113.1M more FCF
LFUS
$66.2K
$-113.0M
ULCC
Faster 2-yr revenue CAGR
LFUS
LFUS
Annualised
LFUS
8.5%
7.4%
ULCC

Income Statement — Q1 FY2026 vs Q4 FY2025

Metric
LFUS
LFUS
ULCC
ULCC
Revenue
$657.0M
$997.0M
Net Profit
$75.1M
$53.0M
Gross Margin
38.7%
Operating Margin
15.4%
4.9%
Net Margin
11.4%
5.3%
Revenue YoY
18.5%
-0.5%
Net Profit YoY
72.5%
-1.9%
EPS (diluted)
$2.96
$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
LFUS
LFUS
ULCC
ULCC
Q1 26
$657.0M
Q4 25
$593.9M
$997.0M
Q3 25
$624.6M
$886.0M
Q2 25
$613.4M
$929.0M
Q1 25
$554.3M
$912.0M
Q4 24
$529.5M
$1.0B
Q3 24
$567.4M
$935.0M
Q2 24
$558.5M
$973.0M
Net Profit
LFUS
LFUS
ULCC
ULCC
Q1 26
$75.1M
Q4 25
$-242.1M
$53.0M
Q3 25
$69.5M
$-77.0M
Q2 25
$57.3M
$-70.0M
Q1 25
$43.6M
$-43.0M
Q4 24
$-51.8M
$54.0M
Q3 24
$58.1M
$26.0M
Q2 24
$45.5M
$31.0M
Gross Margin
LFUS
LFUS
ULCC
ULCC
Q1 26
38.7%
Q4 25
38.0%
Q3 25
38.6%
Q2 25
37.8%
Q1 25
37.4%
Q4 24
33.4%
Q3 24
38.1%
Q2 24
37.1%
Operating Margin
LFUS
LFUS
ULCC
ULCC
Q1 26
15.4%
Q4 25
-37.5%
4.9%
Q3 25
15.6%
-8.7%
Q2 25
15.1%
-8.1%
Q1 25
12.7%
-5.0%
Q4 24
-9.3%
4.5%
Q3 24
15.5%
2.0%
Q2 24
11.7%
2.6%
Net Margin
LFUS
LFUS
ULCC
ULCC
Q1 26
11.4%
Q4 25
-40.8%
5.3%
Q3 25
11.1%
-8.7%
Q2 25
9.3%
-7.5%
Q1 25
7.9%
-4.7%
Q4 24
-9.8%
5.4%
Q3 24
10.2%
2.8%
Q2 24
8.1%
3.2%
EPS (diluted)
LFUS
LFUS
ULCC
ULCC
Q1 26
$2.96
Q4 25
$-9.71
$0.24
Q3 25
$2.77
$-0.34
Q2 25
$2.30
$-0.31
Q1 25
$1.75
$-0.19
Q4 24
$-2.07
$0.24
Q3 24
$2.32
$0.11
Q2 24
$1.82
$0.14

Balance Sheet & Financial Strength

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

Metric
LFUS
LFUS
ULCC
ULCC
Cash + ST InvestmentsLiquidity on hand
$482.0M
$671.0M
Total DebtLower is stronger
$631.5M
$620.0M
Stockholders' EquityBook value
$2.5B
$491.0M
Total Assets
$3.9B
$7.2B
Debt / EquityLower = less leverage
0.25×
1.26×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
LFUS
LFUS
ULCC
ULCC
Q1 26
$482.0M
Q4 25
$563.7M
$671.0M
Q3 25
$815.0M
$566.0M
Q2 25
$685.5M
$563.0M
Q1 25
$619.7M
$686.0M
Q4 24
$725.9M
$740.0M
Q3 24
$630.7M
$576.0M
Q2 24
$562.7M
$658.0M
Total Debt
LFUS
LFUS
ULCC
ULCC
Q1 26
$631.5M
Q4 25
$802.6M
$620.0M
Q3 25
$805.8M
$673.0M
Q2 25
$810.2M
$565.0M
Q1 25
$805.7M
$512.0M
Q4 24
$856.1M
$507.0M
Q3 24
$867.7M
$474.0M
Q2 24
$863.5M
$455.0M
Stockholders' Equity
LFUS
LFUS
ULCC
ULCC
Q1 26
$2.5B
Q4 25
$2.4B
$491.0M
Q3 25
$2.7B
$434.0M
Q2 25
$2.6B
$506.0M
Q1 25
$2.5B
$570.0M
Q4 24
$2.4B
$604.0M
Q3 24
$2.6B
$549.0M
Q2 24
$2.5B
$520.0M
Total Assets
LFUS
LFUS
ULCC
ULCC
Q1 26
$3.9B
Q4 25
$4.0B
$7.2B
Q3 25
$4.2B
$6.7B
Q2 25
$4.1B
$6.5B
Q1 25
$3.9B
$6.5B
Q4 24
$3.9B
$6.2B
Q3 24
$4.1B
$5.8B
Q2 24
$3.9B
$5.7B
Debt / Equity
LFUS
LFUS
ULCC
ULCC
Q1 26
0.25×
Q4 25
0.33×
1.26×
Q3 25
0.30×
1.55×
Q2 25
0.31×
1.12×
Q1 25
0.33×
0.90×
Q4 24
0.35×
0.84×
Q3 24
0.34×
0.86×
Q2 24
0.35×
0.88×

Cash Flow & Capital Efficiency

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

Metric
LFUS
LFUS
ULCC
ULCC
Operating Cash FlowLast quarter
$42.6M
$-91.0M
Free Cash FlowOCF − Capex
$66.2K
$-113.0M
FCF MarginFCF / Revenue
0.0%
-11.3%
Capex IntensityCapex / Revenue
2.2%
Cash ConversionOCF / Net Profit
0.57×
-1.72×
TTM Free Cash FlowTrailing 4 quarters
$323.5M
$-600.0M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
LFUS
LFUS
ULCC
ULCC
Q1 26
$42.6M
Q4 25
$138.7M
$-91.0M
Q3 25
$146.9M
$-215.0M
Q2 25
$82.5M
$-133.0M
Q1 25
$65.8M
$-86.0M
Q4 24
$160.6M
$87.0M
Q3 24
$80.4M
$-156.0M
Q2 24
$69.4M
$9.0M
Free Cash Flow
LFUS
LFUS
ULCC
ULCC
Q1 26
$66.2K
Q4 25
$119.7M
$-113.0M
Q3 25
$131.2M
$-217.0M
Q2 25
$72.6M
$-166.0M
Q1 25
$42.7M
$-104.0M
Q4 24
$134.8M
$73.0M
Q3 24
$65.0M
$-170.0M
Q2 24
$50.3M
$-22.0M
FCF Margin
LFUS
LFUS
ULCC
ULCC
Q1 26
0.0%
Q4 25
20.2%
-11.3%
Q3 25
21.0%
-24.5%
Q2 25
11.8%
-17.9%
Q1 25
7.7%
-11.4%
Q4 24
25.5%
7.3%
Q3 24
11.5%
-18.2%
Q2 24
9.0%
-2.3%
Capex Intensity
LFUS
LFUS
ULCC
ULCC
Q1 26
Q4 25
3.2%
2.2%
Q3 25
2.5%
0.2%
Q2 25
1.6%
3.6%
Q1 25
4.2%
2.0%
Q4 24
4.9%
1.4%
Q3 24
2.7%
1.5%
Q2 24
3.4%
3.2%
Cash Conversion
LFUS
LFUS
ULCC
ULCC
Q1 26
0.57×
Q4 25
-1.72×
Q3 25
2.11×
Q2 25
1.44×
Q1 25
1.51×
Q4 24
1.61×
Q3 24
1.39×
-6.00×
Q2 24
1.53×
0.29×

Financial Flow Comparison

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

Revenue Breakdown by Segment

LFUS
LFUS

Electronics$362.8M55%
Transportation$170.4M26%
Industrial$123.8M19%

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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