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Side-by-side financial comparison of ICU MEDICAL INC (ICUI) and LITTELFUSE INC (LFUS). Click either name above to swap in a different company.

LITTELFUSE INC is the larger business by last-quarter revenue ($593.9M vs $540.7M, roughly 1.1× ICU MEDICAL INC). ICU MEDICAL INC runs the higher net margin — -2.9% vs -40.8%, a 37.9% gap on every dollar of revenue. On growth, LITTELFUSE INC posted the faster year-over-year revenue change (12.2% vs -14.1%). LITTELFUSE INC produced more free cash flow last quarter ($119.7M vs $36.0M). Over the past eight quarters, LITTELFUSE INC's revenue compounded faster (5.3% CAGR vs -2.3%).

ICU Medical, Inc. is a medical technology company based in San Clemente, California. ICU Medical products are designed to prevent bloodstream infections and protect healthcare workers from exposure to infectious diseases or hazardous drugs. ICU Medical product line includes intravenous therapy (IV) products, pumps, needle-free vascular access devices, custom infusion sets, closed system hazardous drug handling devices and systems, sensor catheters, needle-free closed blood sampling systems, a...

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.

ICUI vs LFUS — Head-to-Head

Bigger by revenue
LFUS
LFUS
1.1× larger
LFUS
$593.9M
$540.7M
ICUI
Growing faster (revenue YoY)
LFUS
LFUS
+26.3% gap
LFUS
12.2%
-14.1%
ICUI
Higher net margin
ICUI
ICUI
37.9% more per $
ICUI
-2.9%
-40.8%
LFUS
More free cash flow
LFUS
LFUS
$83.8M more FCF
LFUS
$119.7M
$36.0M
ICUI
Faster 2-yr revenue CAGR
LFUS
LFUS
Annualised
LFUS
5.3%
-2.3%
ICUI

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
ICUI
ICUI
LFUS
LFUS
Revenue
$540.7M
$593.9M
Net Profit
$-15.7M
$-242.1M
Gross Margin
37.5%
38.0%
Operating Margin
1.0%
-37.5%
Net Margin
-2.9%
-40.8%
Revenue YoY
-14.1%
12.2%
Net Profit YoY
34.0%
-367.6%
EPS (diluted)
$-0.63
$-9.71

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
ICUI
ICUI
LFUS
LFUS
Q4 25
$540.7M
$593.9M
Q3 25
$537.0M
$624.6M
Q2 25
$548.9M
$613.4M
Q1 25
$604.7M
$554.3M
Q4 24
$629.8M
$529.5M
Q3 24
$589.1M
$567.4M
Q2 24
$596.5M
$558.5M
Q1 24
$566.7M
$535.4M
Net Profit
ICUI
ICUI
LFUS
LFUS
Q4 25
$-15.7M
$-242.1M
Q3 25
$-3.4M
$69.5M
Q2 25
$35.3M
$57.3M
Q1 25
$-15.5M
$43.6M
Q4 24
$-23.8M
$-51.8M
Q3 24
$-33.0M
$58.1M
Q2 24
$-21.4M
$45.5M
Q1 24
$-39.5M
$48.5M
Gross Margin
ICUI
ICUI
LFUS
LFUS
Q4 25
37.5%
38.0%
Q3 25
37.4%
38.6%
Q2 25
37.9%
37.8%
Q1 25
34.7%
37.4%
Q4 24
36.1%
33.4%
Q3 24
34.8%
38.1%
Q2 24
34.8%
37.1%
Q1 24
32.7%
35.1%
Operating Margin
ICUI
ICUI
LFUS
LFUS
Q4 25
1.0%
-37.5%
Q3 25
2.6%
15.6%
Q2 25
1.9%
15.1%
Q1 25
2.1%
12.7%
Q4 24
6.0%
-9.3%
Q3 24
1.4%
15.5%
Q2 24
1.3%
11.7%
Q1 24
-1.9%
10.3%
Net Margin
ICUI
ICUI
LFUS
LFUS
Q4 25
-2.9%
-40.8%
Q3 25
-0.6%
11.1%
Q2 25
6.4%
9.3%
Q1 25
-2.6%
7.9%
Q4 24
-3.8%
-9.8%
Q3 24
-5.6%
10.2%
Q2 24
-3.6%
8.1%
Q1 24
-7.0%
9.0%
EPS (diluted)
ICUI
ICUI
LFUS
LFUS
Q4 25
$-0.63
$-9.71
Q3 25
$-0.14
$2.77
Q2 25
$1.43
$2.30
Q1 25
$-0.63
$1.75
Q4 24
$-0.97
$-2.07
Q3 24
$-1.35
$2.32
Q2 24
$-0.88
$1.82
Q1 24
$-1.63
$1.93

Balance Sheet & Financial Strength

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

Metric
ICUI
ICUI
LFUS
LFUS
Cash + ST InvestmentsLiquidity on hand
$563.7M
Total DebtLower is stronger
$802.6M
Stockholders' EquityBook value
$2.1B
$2.4B
Total Assets
$4.1B
$4.0B
Debt / EquityLower = less leverage
0.33×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
ICUI
ICUI
LFUS
LFUS
Q4 25
$563.7M
Q3 25
$815.0M
Q2 25
$685.5M
Q1 25
$619.7M
Q4 24
$308.6M
$725.9M
Q3 24
$312.5M
$630.7M
Q2 24
$302.6M
$562.7M
Q1 24
$251.4M
$562.4M
Total Debt
ICUI
ICUI
LFUS
LFUS
Q4 25
$802.6M
Q3 25
$805.8M
Q2 25
$810.2M
Q1 25
$805.7M
Q4 24
$856.1M
Q3 24
$867.7M
Q2 24
$863.5M
Q1 24
$866.7M
Stockholders' Equity
ICUI
ICUI
LFUS
LFUS
Q4 25
$2.1B
$2.4B
Q3 25
$2.1B
$2.7B
Q2 25
$2.1B
$2.6B
Q1 25
$2.0B
$2.5B
Q4 24
$2.0B
$2.4B
Q3 24
$2.0B
$2.6B
Q2 24
$2.0B
$2.5B
Q1 24
$2.1B
$2.5B
Total Assets
ICUI
ICUI
LFUS
LFUS
Q4 25
$4.1B
$4.0B
Q3 25
$4.1B
$4.2B
Q2 25
$4.1B
$4.1B
Q1 25
$4.2B
$3.9B
Q4 24
$4.2B
$3.9B
Q3 24
$4.3B
$4.1B
Q2 24
$4.3B
$3.9B
Q1 24
$4.3B
$3.9B
Debt / Equity
ICUI
ICUI
LFUS
LFUS
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
ICUI
ICUI
LFUS
LFUS
Operating Cash FlowLast quarter
$60.6M
$138.7M
Free Cash FlowOCF − Capex
$36.0M
$119.7M
FCF MarginFCF / Revenue
6.6%
20.2%
Capex IntensityCapex / Revenue
4.6%
3.2%
Cash ConversionOCF / Net Profit
TTM Free Cash FlowTrailing 4 quarters
$91.8M
$366.1M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
ICUI
ICUI
LFUS
LFUS
Q4 25
$60.6M
$138.7M
Q3 25
$56.7M
$146.9M
Q2 25
$11.2M
$82.5M
Q1 25
$51.3M
$65.8M
Q4 24
$40.2M
$160.6M
Q3 24
$36.1M
$80.4M
Q2 24
$82.0M
$69.4M
Q1 24
$45.8M
$57.1M
Free Cash Flow
ICUI
ICUI
LFUS
LFUS
Q4 25
$36.0M
$119.7M
Q3 25
$27.6M
$131.2M
Q2 25
$-8.5M
$72.6M
Q1 25
$36.7M
$42.7M
Q4 24
$16.1M
$134.8M
Q3 24
$16.2M
$65.0M
Q2 24
$62.5M
$50.3M
Q1 24
$29.9M
$41.6M
FCF Margin
ICUI
ICUI
LFUS
LFUS
Q4 25
6.6%
20.2%
Q3 25
5.1%
21.0%
Q2 25
-1.5%
11.8%
Q1 25
6.1%
7.7%
Q4 24
2.6%
25.5%
Q3 24
2.7%
11.5%
Q2 24
10.5%
9.0%
Q1 24
5.3%
7.8%
Capex Intensity
ICUI
ICUI
LFUS
LFUS
Q4 25
4.6%
3.2%
Q3 25
5.4%
2.5%
Q2 25
3.6%
1.6%
Q1 25
2.4%
4.2%
Q4 24
3.8%
4.9%
Q3 24
3.4%
2.7%
Q2 24
3.3%
3.4%
Q1 24
2.8%
2.9%
Cash Conversion
ICUI
ICUI
LFUS
LFUS
Q4 25
Q3 25
2.11×
Q2 25
0.32×
1.44×
Q1 25
1.51×
Q4 24
Q3 24
1.39×
Q2 24
1.53×
Q1 24
1.18×

Financial Flow Comparison

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

Revenue Breakdown by Segment

ICUI
ICUI

Infusion Consumables$284.7M53%
Infusion Systems$176.3M33%
Vital Care$79.7M15%

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%

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