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Side-by-side financial comparison of LITTELFUSE INC (LFUS) and SUBURBAN PROPANE PARTNERS LP (SPH). Click either name above to swap in a different company.

LITTELFUSE INC is the larger business by last-quarter revenue ($593.9M vs $370.4M, roughly 1.6× SUBURBAN PROPANE PARTNERS LP). SUBURBAN PROPANE PARTNERS LP runs the higher net margin — 12.4% vs -40.8%, a 53.1% gap on every dollar of revenue. On growth, LITTELFUSE INC posted the faster year-over-year revenue change (12.2% vs -0.8%). LITTELFUSE INC produced more free cash flow last quarter ($119.7M vs $-67.5M). Over the past eight quarters, LITTELFUSE INC's revenue compounded faster (5.3% CAGR vs -13.8%).

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.

Suburban Propane Partners LP is a leading U.S. distributor of propane, natural gas, heating oil and related energy products, serving residential, commercial, industrial and agricultural customers across the country. It also provides HVAC system installation, maintenance and repair services, catering mainly to suburban and off-grid communities.

LFUS vs SPH — Head-to-Head

Bigger by revenue
LFUS
LFUS
1.6× larger
LFUS
$593.9M
$370.4M
SPH
Growing faster (revenue YoY)
LFUS
LFUS
+13.0% gap
LFUS
12.2%
-0.8%
SPH
Higher net margin
SPH
SPH
53.1% more per $
SPH
12.4%
-40.8%
LFUS
More free cash flow
LFUS
LFUS
$187.2M more FCF
LFUS
$119.7M
$-67.5M
SPH
Faster 2-yr revenue CAGR
LFUS
LFUS
Annualised
LFUS
5.3%
-13.8%
SPH

Income Statement — Q4 FY2025 vs Q1 FY2026

Metric
LFUS
LFUS
SPH
SPH
Revenue
$593.9M
$370.4M
Net Profit
$-242.1M
$45.8M
Gross Margin
38.0%
64.7%
Operating Margin
-37.5%
18.3%
Net Margin
-40.8%
12.4%
Revenue YoY
12.2%
-0.8%
Net Profit YoY
-367.6%
135.7%
EPS (diluted)
$-9.71
$0.69

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
SPH
SPH
Q4 25
$593.9M
$370.4M
Q3 25
$624.6M
$211.4M
Q2 25
$613.4M
$260.1M
Q1 25
$554.3M
$587.7M
Q4 24
$529.5M
$373.3M
Q3 24
$567.4M
$208.6M
Q2 24
$558.5M
$254.6M
Q1 24
$535.4M
$498.1M
Net Profit
LFUS
LFUS
SPH
SPH
Q4 25
$-242.1M
$45.8M
Q3 25
$69.5M
$-35.1M
Q2 25
$57.3M
$-14.8M
Q1 25
$43.6M
$137.1M
Q4 24
$-51.8M
$19.4M
Q3 24
$58.1M
$-44.6M
Q2 24
$45.5M
$-17.2M
Q1 24
$48.5M
$111.5M
Gross Margin
LFUS
LFUS
SPH
SPH
Q4 25
38.0%
64.7%
Q3 25
38.6%
64.7%
Q2 25
37.8%
61.7%
Q1 25
37.4%
58.8%
Q4 24
33.4%
60.6%
Q3 24
38.1%
59.4%
Q2 24
37.1%
62.9%
Q1 24
35.1%
61.8%
Operating Margin
LFUS
LFUS
SPH
SPH
Q4 25
-37.5%
18.3%
Q3 25
15.6%
-7.9%
Q2 25
15.1%
2.1%
Q1 25
12.7%
27.0%
Q4 24
-9.3%
15.8%
Q3 24
15.5%
-10.8%
Q2 24
11.7%
3.2%
Q1 24
10.3%
27.5%
Net Margin
LFUS
LFUS
SPH
SPH
Q4 25
-40.8%
12.4%
Q3 25
11.1%
-16.6%
Q2 25
9.3%
-5.7%
Q1 25
7.9%
23.3%
Q4 24
-9.8%
5.2%
Q3 24
10.2%
-21.4%
Q2 24
8.1%
-6.8%
Q1 24
9.0%
22.4%
EPS (diluted)
LFUS
LFUS
SPH
SPH
Q4 25
$-9.71
$0.69
Q3 25
$2.77
$-0.55
Q2 25
$2.30
$-0.23
Q1 25
$1.75
$2.10
Q4 24
$-2.07
$0.30
Q3 24
$2.32
$-0.69
Q2 24
$1.82
$-0.27
Q1 24
$1.93
$1.72

Balance Sheet & Financial Strength

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

Metric
LFUS
LFUS
SPH
SPH
Cash + ST InvestmentsLiquidity on hand
$563.7M
$1.3M
Total DebtLower is stronger
$802.6M
$1.3B
Stockholders' EquityBook value
$2.4B
Total Assets
$4.0B
$2.4B
Debt / EquityLower = less leverage
0.33×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
LFUS
LFUS
SPH
SPH
Q4 25
$563.7M
$1.3M
Q3 25
$815.0M
$405.0K
Q2 25
$685.5M
$1.3M
Q1 25
$619.7M
$3.9M
Q4 24
$725.9M
$4.4M
Q3 24
$630.7M
$3.2M
Q2 24
$562.7M
$4.9M
Q1 24
$562.4M
$4.4M
Total Debt
LFUS
LFUS
SPH
SPH
Q4 25
$802.6M
$1.3B
Q3 25
$805.8M
$1.2B
Q2 25
$810.2M
$1.2B
Q1 25
$805.7M
$1.3B
Q4 24
$856.1M
$1.3B
Q3 24
$867.7M
$1.2B
Q2 24
$863.5M
$1.2B
Q1 24
$866.7M
$1.2B
Stockholders' Equity
LFUS
LFUS
SPH
SPH
Q4 25
$2.4B
Q3 25
$2.7B
Q2 25
$2.6B
Q1 25
$2.5B
Q4 24
$2.4B
Q3 24
$2.6B
Q2 24
$2.5B
Q1 24
$2.5B
Total Assets
LFUS
LFUS
SPH
SPH
Q4 25
$4.0B
$2.4B
Q3 25
$4.2B
$2.3B
Q2 25
$4.1B
$2.3B
Q1 25
$3.9B
$2.4B
Q4 24
$3.9B
$2.4B
Q3 24
$4.1B
$2.3B
Q2 24
$3.9B
$2.3B
Q1 24
$3.9B
$2.3B
Debt / Equity
LFUS
LFUS
SPH
SPH
Q4 25
0.33×
Q3 25
0.30×
Q2 25
0.31×
Q1 25
0.33×
Q4 24
0.35×
Q3 24
0.34×
Q2 24
0.35×
Q1 24
0.35×

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
SPH
SPH
Operating Cash FlowLast quarter
$138.7M
$-47.7M
Free Cash FlowOCF − Capex
$119.7M
$-67.5M
FCF MarginFCF / Revenue
20.2%
-18.2%
Capex IntensityCapex / Revenue
3.2%
5.3%
Cash ConversionOCF / Net Profit
-1.04×
TTM Free Cash FlowTrailing 4 quarters
$366.1M
$61.9M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
LFUS
LFUS
SPH
SPH
Q4 25
$138.7M
$-47.7M
Q3 25
$146.9M
$41.8M
Q2 25
$82.5M
$95.5M
Q1 25
$65.8M
$40.1M
Q4 24
$160.6M
$8.8M
Q3 24
$80.4M
$36.8M
Q2 24
$69.4M
$61.4M
Q1 24
$57.1M
$75.1M
Free Cash Flow
LFUS
LFUS
SPH
SPH
Q4 25
$119.7M
$-67.5M
Q3 25
$131.2M
$27.7M
Q2 25
$72.6M
$80.9M
Q1 25
$42.7M
$20.8M
Q4 24
$134.8M
$-15.1M
Q3 24
$65.0M
$17.7M
Q2 24
$50.3M
$46.8M
Q1 24
$41.6M
$60.6M
FCF Margin
LFUS
LFUS
SPH
SPH
Q4 25
20.2%
-18.2%
Q3 25
21.0%
13.1%
Q2 25
11.8%
31.1%
Q1 25
7.7%
3.5%
Q4 24
25.5%
-4.0%
Q3 24
11.5%
8.5%
Q2 24
9.0%
18.4%
Q1 24
7.8%
12.2%
Capex Intensity
LFUS
LFUS
SPH
SPH
Q4 25
3.2%
5.3%
Q3 25
2.5%
6.7%
Q2 25
1.6%
5.6%
Q1 25
4.2%
3.3%
Q4 24
4.9%
6.4%
Q3 24
2.7%
9.1%
Q2 24
3.4%
5.8%
Q1 24
2.9%
2.9%
Cash Conversion
LFUS
LFUS
SPH
SPH
Q4 25
-1.04×
Q3 25
2.11×
Q2 25
1.44×
Q1 25
1.51×
0.29×
Q4 24
0.45×
Q3 24
1.39×
Q2 24
1.53×
Q1 24
1.18×
0.67×

Financial Flow Comparison

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

Revenue Breakdown by Segment

LFUS
LFUS

Electronics Passive Products And Sensors$174.9M29%
Electronics Semiconductor$170.3M29%
Industrial Products$85.0M14%
Commercial Vehicle Products$76.2M13%
Passenger Car Products$72.8M12%
Automotive Sensors$14.7M2%
Dortmund Fab$12.5M2%

SPH
SPH

Propane$326.4M88%
Other Sales Revenue Net$19.9M5%
Fuel Oil And Refined Fuels$18.2M5%
Natural Gas And Electricity$5.9M2%
Wholesale$4.1M1%

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