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Side-by-side financial comparison of Amplitude, Inc. (AMPL) and TransMedics Group, Inc. (TMDX). Click either name above to swap in a different company.

TransMedics Group, Inc. is the larger business by last-quarter revenue ($160.8M vs $91.4M, roughly 1.8× Amplitude, Inc.). TransMedics Group, Inc. runs the higher net margin — 65.6% vs -19.3%, a 84.9% gap on every dollar of revenue. On growth, TransMedics Group, Inc. posted the faster year-over-year revenue change (32.2% vs 17.0%). TransMedics Group, Inc. produced more free cash flow last quarter ($19.0M vs $12.7M). Over the past eight quarters, TransMedics Group, Inc.'s revenue compounded faster (28.8% CAGR vs 12.2%).

Amplitude is an American publicly traded company that develops digital analytics software. The company was listed publicly on the Nasdaq stock exchange under the ticker symbol AMPL on September 28, 2021.

TransMedics Group, Inc. develops and commercializes innovative medical technologies for organ transplantation. Its flagship Organ Care System keeps donor organs viable during transport, improving transplant outcomes for heart, lung, liver and kidney recipients. It serves transplant centers and organ procurement organizations across North America, Europe and Asia-Pacific.

AMPL vs TMDX — Head-to-Head

Bigger by revenue
TMDX
TMDX
1.8× larger
TMDX
$160.8M
$91.4M
AMPL
Growing faster (revenue YoY)
TMDX
TMDX
+15.2% gap
TMDX
32.2%
17.0%
AMPL
Higher net margin
TMDX
TMDX
84.9% more per $
TMDX
65.6%
-19.3%
AMPL
More free cash flow
TMDX
TMDX
$6.3M more FCF
TMDX
$19.0M
$12.7M
AMPL
Faster 2-yr revenue CAGR
TMDX
TMDX
Annualised
TMDX
28.8%
12.2%
AMPL

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
AMPL
AMPL
TMDX
TMDX
Revenue
$91.4M
$160.8M
Net Profit
$-17.7M
$105.4M
Gross Margin
74.6%
58.1%
Operating Margin
-18.3%
13.2%
Net Margin
-19.3%
65.6%
Revenue YoY
17.0%
32.2%
Net Profit YoY
45.8%
1436.9%
EPS (diluted)
$-0.13
$2.59

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
AMPL
AMPL
TMDX
TMDX
Q4 25
$91.4M
$160.8M
Q3 25
$88.6M
$143.8M
Q2 25
$83.3M
$157.4M
Q1 25
$80.0M
$143.5M
Q4 24
$78.1M
$121.6M
Q3 24
$75.2M
$108.8M
Q2 24
$73.3M
$114.3M
Q1 24
$72.6M
$96.8M
Net Profit
AMPL
AMPL
TMDX
TMDX
Q4 25
$-17.7M
$105.4M
Q3 25
$-24.0M
$24.3M
Q2 25
$-24.7M
$34.9M
Q1 25
$-22.2M
$25.7M
Q4 24
$-32.6M
$6.9M
Q3 24
$-16.9M
$4.2M
Q2 24
$-23.4M
$12.2M
Q1 24
$-21.5M
$12.2M
Gross Margin
AMPL
AMPL
TMDX
TMDX
Q4 25
74.6%
58.1%
Q3 25
73.9%
58.8%
Q2 25
72.6%
61.4%
Q1 25
74.7%
61.5%
Q4 24
74.7%
59.2%
Q3 24
75.1%
55.9%
Q2 24
73.4%
60.6%
Q1 24
74.0%
61.9%
Operating Margin
AMPL
AMPL
TMDX
TMDX
Q4 25
-18.3%
13.2%
Q3 25
-26.0%
16.2%
Q2 25
-29.0%
23.2%
Q1 25
-26.8%
19.1%
Q4 24
-41.2%
7.1%
Q3 24
-21.4%
3.6%
Q2 24
-31.7%
10.9%
Q1 24
-29.0%
12.8%
Net Margin
AMPL
AMPL
TMDX
TMDX
Q4 25
-19.3%
65.6%
Q3 25
-27.1%
16.9%
Q2 25
-29.6%
22.2%
Q1 25
-27.8%
17.9%
Q4 24
-41.7%
5.6%
Q3 24
-22.4%
3.9%
Q2 24
-31.9%
10.7%
Q1 24
-29.5%
12.6%
EPS (diluted)
AMPL
AMPL
TMDX
TMDX
Q4 25
$-0.13
$2.59
Q3 25
$-0.18
$0.66
Q2 25
$-0.19
$0.92
Q1 25
$-0.17
$0.70
Q4 24
$-0.25
$0.19
Q3 24
$-0.14
$0.12
Q2 24
$-0.19
$0.35
Q1 24
$-0.18
$0.35

Balance Sheet & Financial Strength

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

Metric
AMPL
AMPL
TMDX
TMDX
Cash + ST InvestmentsLiquidity on hand
$192.0M
Total DebtLower is stronger
Stockholders' EquityBook value
$245.3M
$473.1M
Total Assets
$420.7M
$1.1B
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
AMPL
AMPL
TMDX
TMDX
Q4 25
$192.0M
Q3 25
$189.2M
Q2 25
$208.1M
Q1 25
$209.0M
Q4 24
$241.1M
Q3 24
$319.9M
$330.1M
Q2 24
$318.3M
$362.8M
Q1 24
$316.1M
$350.2M
Stockholders' Equity
AMPL
AMPL
TMDX
TMDX
Q4 25
$245.3M
$473.1M
Q3 25
$262.2M
$355.2M
Q2 25
$279.5M
$318.1M
Q1 25
$289.5M
$266.3M
Q4 24
$296.6M
$228.6M
Q3 24
$290.0M
$209.9M
Q2 24
$287.3M
$189.9M
Q1 24
$289.2M
$159.5M
Total Assets
AMPL
AMPL
TMDX
TMDX
Q4 25
$420.7M
$1.1B
Q3 25
$438.1M
$946.0M
Q2 25
$456.6M
$890.5M
Q1 25
$445.8M
$837.5M
Q4 24
$445.9M
$804.1M
Q3 24
$445.6M
$785.6M
Q2 24
$445.4M
$758.6M
Q1 24
$437.9M
$723.8M

Cash Flow & Capital Efficiency

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

Metric
AMPL
AMPL
TMDX
TMDX
Operating Cash FlowLast quarter
$12.8M
$34.5M
Free Cash FlowOCF − Capex
$12.7M
$19.0M
FCF MarginFCF / Revenue
13.8%
11.8%
Capex IntensityCapex / Revenue
0.2%
9.7%
Cash ConversionOCF / Net Profit
0.33×
TTM Free Cash FlowTrailing 4 quarters
$28.2M
$133.6M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
AMPL
AMPL
TMDX
TMDX
Q4 25
$12.8M
$34.5M
Q3 25
$5.0M
$69.6M
Q2 25
$20.1M
$91.6M
Q1 25
$-8.0M
$-2.9M
Q4 24
$3.2M
$19.7M
Q3 24
$6.2M
$6.9M
Q2 24
$9.2M
$25.7M
Q1 24
$-48.0K
$-3.4M
Free Cash Flow
AMPL
AMPL
TMDX
TMDX
Q4 25
$12.7M
$19.0M
Q3 25
$4.5M
$61.9M
Q2 25
$19.5M
$82.5M
Q1 25
$-8.5M
$-29.9M
Q4 24
$2.4M
$6.1M
Q3 24
$6.2M
$-41.3M
Q2 24
$8.6M
$2.0M
Q1 24
$-405.0K
$-47.6M
FCF Margin
AMPL
AMPL
TMDX
TMDX
Q4 25
13.8%
11.8%
Q3 25
5.1%
43.1%
Q2 25
23.4%
52.4%
Q1 25
-10.6%
-20.8%
Q4 24
3.1%
5.0%
Q3 24
8.2%
-38.0%
Q2 24
11.8%
1.7%
Q1 24
-0.6%
-49.2%
Capex Intensity
AMPL
AMPL
TMDX
TMDX
Q4 25
0.2%
9.7%
Q3 25
0.5%
5.3%
Q2 25
0.6%
5.8%
Q1 25
0.5%
18.8%
Q4 24
1.0%
11.2%
Q3 24
0.0%
44.3%
Q2 24
0.8%
20.8%
Q1 24
0.5%
45.6%
Cash Conversion
AMPL
AMPL
TMDX
TMDX
Q4 25
0.33×
Q3 25
2.86×
Q2 25
2.62×
Q1 25
-0.11×
Q4 24
2.87×
Q3 24
1.63×
Q2 24
2.11×
Q1 24
-0.28×

Financial Flow Comparison

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

Revenue Breakdown by Segment

AMPL
AMPL

US$55.8M61%
International$35.7M39%

TMDX
TMDX

Liver Product$127.0M79%
Heart Product$26.0M16%
Other$5.9M4%
Lung Product$1.9M1%

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