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Side-by-side financial comparison of POWER INTEGRATIONS INC (POWI) 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 $103.2M, roughly 1.6× POWER INTEGRATIONS INC). TransMedics Group, Inc. runs the higher net margin — 65.6% vs 12.9%, a 52.7% gap on every dollar of revenue. On growth, TransMedics Group, Inc. posted the faster year-over-year revenue change (32.2% vs -1.9%). POWER INTEGRATIONS INC produced more free cash flow last quarter ($19.2M vs $19.0M). Over the past eight quarters, TransMedics Group, Inc.'s revenue compounded faster (28.8% CAGR vs 6.1%).

American Electric Power Company, Inc. is an American domestic electric utility company in the United States. It is one of the largest electric utility companies in the country, with more than five million customers in 11 states.

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.

POWI vs TMDX — Head-to-Head

Bigger by revenue
TMDX
TMDX
1.6× larger
TMDX
$160.8M
$103.2M
POWI
Growing faster (revenue YoY)
TMDX
TMDX
+34.1% gap
TMDX
32.2%
-1.9%
POWI
Higher net margin
TMDX
TMDX
52.7% more per $
TMDX
65.6%
12.9%
POWI
More free cash flow
POWI
POWI
$157.0K more FCF
POWI
$19.2M
$19.0M
TMDX
Faster 2-yr revenue CAGR
TMDX
TMDX
Annualised
TMDX
28.8%
6.1%
POWI

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
POWI
POWI
TMDX
TMDX
Revenue
$103.2M
$160.8M
Net Profit
$13.3M
$105.4M
Gross Margin
52.9%
58.1%
Operating Margin
8.5%
13.2%
Net Margin
12.9%
65.6%
Revenue YoY
-1.9%
32.2%
Net Profit YoY
45.4%
1436.9%
EPS (diluted)
$0.24
$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
POWI
POWI
TMDX
TMDX
Q4 25
$103.2M
$160.8M
Q3 25
$118.9M
$143.8M
Q2 25
$115.9M
$157.4M
Q1 25
$105.5M
$143.5M
Q4 24
$105.3M
$121.6M
Q3 24
$115.8M
$108.8M
Q2 24
$106.2M
$114.3M
Q1 24
$91.7M
$96.8M
Net Profit
POWI
POWI
TMDX
TMDX
Q4 25
$13.3M
$105.4M
Q3 25
$-1.4M
$24.3M
Q2 25
$1.4M
$34.9M
Q1 25
$8.8M
$25.7M
Q4 24
$9.1M
$6.9M
Q3 24
$14.3M
$4.2M
Q2 24
$4.8M
$12.2M
Q1 24
$4.0M
$12.2M
Gross Margin
POWI
POWI
TMDX
TMDX
Q4 25
52.9%
58.1%
Q3 25
54.5%
58.8%
Q2 25
55.2%
61.4%
Q1 25
55.2%
61.5%
Q4 24
54.4%
59.2%
Q3 24
54.5%
55.9%
Q2 24
53.2%
60.6%
Q1 24
52.1%
61.9%
Operating Margin
POWI
POWI
TMDX
TMDX
Q4 25
8.5%
13.2%
Q3 25
-3.3%
16.2%
Q2 25
-1.2%
23.2%
Q1 25
6.4%
19.1%
Q4 24
3.7%
7.1%
Q3 24
10.0%
3.6%
Q2 24
1.8%
10.9%
Q1 24
0.5%
12.8%
Net Margin
POWI
POWI
TMDX
TMDX
Q4 25
12.9%
65.6%
Q3 25
-1.1%
16.9%
Q2 25
1.2%
22.2%
Q1 25
8.3%
17.9%
Q4 24
8.7%
5.6%
Q3 24
12.3%
3.9%
Q2 24
4.6%
10.7%
Q1 24
4.3%
12.6%
EPS (diluted)
POWI
POWI
TMDX
TMDX
Q4 25
$0.24
$2.59
Q3 25
$-0.02
$0.66
Q2 25
$0.02
$0.92
Q1 25
$0.15
$0.70
Q4 24
$0.15
$0.19
Q3 24
$0.25
$0.12
Q2 24
$0.09
$0.35
Q1 24
$0.07
$0.35

Balance Sheet & Financial Strength

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

Metric
POWI
POWI
TMDX
TMDX
Cash + ST InvestmentsLiquidity on hand
$249.5M
Total DebtLower is stronger
Stockholders' EquityBook value
$672.8M
$473.1M
Total Assets
$772.2M
$1.1B
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
POWI
POWI
TMDX
TMDX
Q4 25
$249.5M
Q3 25
$241.9M
Q2 25
$268.7M
Q1 25
$289.3M
Q4 24
$300.0M
Q3 24
$303.8M
$330.1M
Q2 24
$290.5M
$362.8M
Q1 24
$299.6M
$350.2M
Stockholders' Equity
POWI
POWI
TMDX
TMDX
Q4 25
$672.8M
$473.1M
Q3 25
$672.0M
$355.2M
Q2 25
$703.8M
$318.1M
Q1 25
$735.8M
$266.3M
Q4 24
$749.8M
$228.6M
Q3 24
$749.2M
$209.9M
Q2 24
$730.7M
$189.9M
Q1 24
$738.2M
$159.5M
Total Assets
POWI
POWI
TMDX
TMDX
Q4 25
$772.2M
$1.1B
Q3 25
$772.5M
$946.0M
Q2 25
$797.5M
$890.5M
Q1 25
$814.4M
$837.5M
Q4 24
$828.8M
$804.1M
Q3 24
$825.0M
$785.6M
Q2 24
$804.8M
$758.6M
Q1 24
$805.8M
$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
POWI
POWI
TMDX
TMDX
Operating Cash FlowLast quarter
$26.2M
$34.5M
Free Cash FlowOCF − Capex
$19.2M
$19.0M
FCF MarginFCF / Revenue
18.6%
11.8%
Capex IntensityCapex / Revenue
6.8%
9.7%
Cash ConversionOCF / Net Profit
1.97×
0.33×
TTM Free Cash FlowTrailing 4 quarters
$87.1M
$133.6M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
POWI
POWI
TMDX
TMDX
Q4 25
$26.2M
$34.5M
Q3 25
$29.9M
$69.6M
Q2 25
$29.1M
$91.6M
Q1 25
$26.4M
$-2.9M
Q4 24
$14.7M
$19.7M
Q3 24
$32.9M
$6.9M
Q2 24
$17.6M
$25.7M
Q1 24
$15.9M
$-3.4M
Free Cash Flow
POWI
POWI
TMDX
TMDX
Q4 25
$19.2M
$19.0M
Q3 25
$24.2M
$61.9M
Q2 25
$23.1M
$82.5M
Q1 25
$20.7M
$-29.9M
Q4 24
$11.7M
$6.1M
Q3 24
$27.2M
$-41.3M
Q2 24
$13.5M
$2.0M
Q1 24
$11.6M
$-47.6M
FCF Margin
POWI
POWI
TMDX
TMDX
Q4 25
18.6%
11.8%
Q3 25
20.3%
43.1%
Q2 25
20.0%
52.4%
Q1 25
19.6%
-20.8%
Q4 24
11.1%
5.0%
Q3 24
23.5%
-38.0%
Q2 24
12.7%
1.7%
Q1 24
12.6%
-49.2%
Capex Intensity
POWI
POWI
TMDX
TMDX
Q4 25
6.8%
9.7%
Q3 25
4.8%
5.3%
Q2 25
5.1%
5.8%
Q1 25
5.4%
18.8%
Q4 24
2.9%
11.2%
Q3 24
4.9%
44.3%
Q2 24
3.9%
20.8%
Q1 24
4.7%
45.6%
Cash Conversion
POWI
POWI
TMDX
TMDX
Q4 25
1.97×
0.33×
Q3 25
2.86×
Q2 25
21.24×
2.62×
Q1 25
3.00×
-0.11×
Q4 24
1.61×
2.87×
Q3 24
2.30×
1.63×
Q2 24
3.64×
2.11×
Q1 24
4.02×
-0.28×

Financial Flow Comparison

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

Revenue Breakdown by Segment

POWI
POWI

Distributors$65.8M64%
Other$10.3M10%
KR$9.3M9%
DE$7.1M7%
TW$5.5M5%
Emea Other Than Germany$5.3M5%

TMDX
TMDX

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

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