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

ICU MEDICAL INC is the larger business by last-quarter revenue ($540.7M vs $282.9M, roughly 1.9× Duolingo, Inc.). Duolingo, Inc. runs the higher net margin — 14.8% vs -2.9%, a 17.7% gap on every dollar of revenue. On growth, Duolingo, Inc. posted the faster year-over-year revenue change (35.0% vs -14.1%). Duolingo, Inc. produced more free cash flow last quarter ($96.6M vs $36.0M). Over the past eight quarters, Duolingo, Inc.'s revenue compounded faster (29.9% CAGR vs -2.3%).

Duolingo, Inc. is a leading global edtech firm operating a gamified language learning platform. It offers free and premium self-paced courses for over 40 languages, plus language certification, math learning tools, and literacy programs, serving individual learners, schools and corporate clients worldwide.

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...

DUOL vs ICUI — Head-to-Head

Bigger by revenue
ICUI
ICUI
1.9× larger
ICUI
$540.7M
$282.9M
DUOL
Growing faster (revenue YoY)
DUOL
DUOL
+49.1% gap
DUOL
35.0%
-14.1%
ICUI
Higher net margin
DUOL
DUOL
17.7% more per $
DUOL
14.8%
-2.9%
ICUI
More free cash flow
DUOL
DUOL
$60.6M more FCF
DUOL
$96.6M
$36.0M
ICUI
Faster 2-yr revenue CAGR
DUOL
DUOL
Annualised
DUOL
29.9%
-2.3%
ICUI

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
DUOL
DUOL
ICUI
ICUI
Revenue
$282.9M
$540.7M
Net Profit
$42.0M
$-15.7M
Gross Margin
72.8%
37.5%
Operating Margin
15.4%
1.0%
Net Margin
14.8%
-2.9%
Revenue YoY
35.0%
-14.1%
Net Profit YoY
201.7%
34.0%
EPS (diluted)
$0.99
$-0.63

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
DUOL
DUOL
ICUI
ICUI
Q4 25
$282.9M
$540.7M
Q3 25
$271.7M
$537.0M
Q2 25
$252.3M
$548.9M
Q1 25
$230.7M
$604.7M
Q4 24
$209.6M
$629.8M
Q3 24
$192.6M
$589.1M
Q2 24
$178.3M
$596.5M
Q1 24
$167.6M
$566.7M
Net Profit
DUOL
DUOL
ICUI
ICUI
Q4 25
$42.0M
$-15.7M
Q3 25
$292.2M
$-3.4M
Q2 25
$44.8M
$35.3M
Q1 25
$35.1M
$-15.5M
Q4 24
$13.9M
$-23.8M
Q3 24
$23.4M
$-33.0M
Q2 24
$24.4M
$-21.4M
Q1 24
$27.0M
$-39.5M
Gross Margin
DUOL
DUOL
ICUI
ICUI
Q4 25
72.8%
37.5%
Q3 25
72.5%
37.4%
Q2 25
72.4%
37.9%
Q1 25
71.1%
34.7%
Q4 24
71.9%
36.1%
Q3 24
72.9%
34.8%
Q2 24
73.4%
34.8%
Q1 24
73.0%
32.7%
Operating Margin
DUOL
DUOL
ICUI
ICUI
Q4 25
15.4%
1.0%
Q3 25
12.9%
2.6%
Q2 25
13.2%
1.9%
Q1 25
10.2%
2.1%
Q4 24
6.6%
6.0%
Q3 24
7.0%
1.4%
Q2 24
10.5%
1.3%
Q1 24
9.8%
-1.9%
Net Margin
DUOL
DUOL
ICUI
ICUI
Q4 25
14.8%
-2.9%
Q3 25
107.5%
-0.6%
Q2 25
17.8%
6.4%
Q1 25
15.2%
-2.6%
Q4 24
6.6%
-3.8%
Q3 24
12.1%
-5.6%
Q2 24
13.7%
-3.6%
Q1 24
16.1%
-7.0%
EPS (diluted)
DUOL
DUOL
ICUI
ICUI
Q4 25
$0.99
$-0.63
Q3 25
$5.95
$-0.14
Q2 25
$0.91
$1.43
Q1 25
$0.72
$-0.63
Q4 24
$0.31
$-0.97
Q3 24
$0.49
$-1.35
Q2 24
$0.51
$-0.88
Q1 24
$0.57
$-1.63

Balance Sheet & Financial Strength

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

Metric
DUOL
DUOL
ICUI
ICUI
Cash + ST InvestmentsLiquidity on hand
$1.0B
Total DebtLower is stronger
Stockholders' EquityBook value
$1.3B
$2.1B
Total Assets
$2.0B
$4.1B
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
DUOL
DUOL
ICUI
ICUI
Q4 25
$1.0B
Q3 25
$1.0B
Q2 25
$976.2M
Q1 25
$884.0M
Q4 24
$785.8M
$308.6M
Q3 24
$854.4M
$312.5M
Q2 24
$888.2M
$302.6M
Q1 24
$829.7M
$251.4M
Stockholders' Equity
DUOL
DUOL
ICUI
ICUI
Q4 25
$1.3B
$2.1B
Q3 25
$1.3B
$2.1B
Q2 25
$977.0M
$2.1B
Q1 25
$893.8M
$2.0B
Q4 24
$824.5M
$2.0B
Q3 24
$822.5M
$2.0B
Q2 24
$766.9M
$2.0B
Q1 24
$711.1M
$2.1B
Total Assets
DUOL
DUOL
ICUI
ICUI
Q4 25
$2.0B
$4.1B
Q3 25
$1.9B
$4.1B
Q2 25
$1.5B
$4.1B
Q1 25
$1.4B
$4.2B
Q4 24
$1.3B
$4.2B
Q3 24
$1.2B
$4.3B
Q2 24
$1.1B
$4.3B
Q1 24
$1.1B
$4.3B

Cash Flow & Capital Efficiency

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

Metric
DUOL
DUOL
ICUI
ICUI
Operating Cash FlowLast quarter
$107.3M
$60.6M
Free Cash FlowOCF − Capex
$96.6M
$36.0M
FCF MarginFCF / Revenue
34.1%
6.6%
Capex IntensityCapex / Revenue
3.8%
4.6%
Cash ConversionOCF / Net Profit
2.56×
TTM Free Cash FlowTrailing 4 quarters
$369.7M
$91.8M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
DUOL
DUOL
ICUI
ICUI
Q4 25
$107.3M
$60.6M
Q3 25
$84.2M
$56.7M
Q2 25
$90.7M
$11.2M
Q1 25
$105.6M
$51.3M
Q4 24
$83.3M
$40.2M
Q3 24
$56.3M
$36.1M
Q2 24
$62.4M
$82.0M
Q1 24
$83.5M
$45.8M
Free Cash Flow
DUOL
DUOL
ICUI
ICUI
Q4 25
$96.6M
$36.0M
Q3 25
$79.4M
$27.6M
Q2 25
$89.5M
$-8.5M
Q1 25
$104.3M
$36.7M
Q4 24
$81.4M
$16.1M
Q3 24
$53.1M
$16.2M
Q2 24
$56.8M
$62.5M
Q1 24
$82.1M
$29.9M
FCF Margin
DUOL
DUOL
ICUI
ICUI
Q4 25
34.1%
6.6%
Q3 25
29.2%
5.1%
Q2 25
35.5%
-1.5%
Q1 25
45.2%
6.1%
Q4 24
38.8%
2.6%
Q3 24
27.6%
2.7%
Q2 24
31.9%
10.5%
Q1 24
49.0%
5.3%
Capex Intensity
DUOL
DUOL
ICUI
ICUI
Q4 25
3.8%
4.6%
Q3 25
1.8%
5.4%
Q2 25
0.5%
3.6%
Q1 25
0.6%
2.4%
Q4 24
0.9%
3.8%
Q3 24
1.7%
3.4%
Q2 24
3.1%
3.3%
Q1 24
0.8%
2.8%
Cash Conversion
DUOL
DUOL
ICUI
ICUI
Q4 25
2.56×
Q3 25
0.29×
Q2 25
2.02×
0.32×
Q1 25
3.01×
Q4 24
5.99×
Q3 24
2.41×
Q2 24
2.56×
Q1 24
3.10×

Financial Flow Comparison

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

Revenue Breakdown by Segment

DUOL
DUOL

License And Service$242.3M86%
Advertising$20.2M7%
English Test$10.3M4%
Other$10.1M4%

ICUI
ICUI

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

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