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Side-by-side financial comparison of ALPHA & OMEGA SEMICONDUCTOR Ltd (AOSL) and TransMedics Group, Inc. (TMDX). Click either name above to swap in a different company.

ALPHA & OMEGA SEMICONDUCTOR Ltd is the larger business by last-quarter revenue ($163.8M vs $160.8M, roughly 1.0× TransMedics Group, Inc.). TransMedics Group, Inc. runs the higher net margin — 65.6% vs -8.4%, a 74.0% gap on every dollar of revenue. On growth, TransMedics Group, Inc. posted the faster year-over-year revenue change (32.2% vs -0.5%). Over the past eight quarters, TransMedics Group, Inc.'s revenue compounded faster (28.8% CAGR vs 0.8%).

Alpha & Omega Semiconductor Ltd designs, manufactures and markets a broad portfolio of power semiconductors, including power MOSFETs, IGBTs, analog ICs and power management modules. Its products are applied across consumer electronics, industrial equipment, automotive systems, telecom and computing segments, with sales networks covering major global markets.

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.

AOSL vs TMDX — Head-to-Head

Bigger by revenue
AOSL
AOSL
1.0× larger
AOSL
$163.8M
$160.8M
TMDX
Growing faster (revenue YoY)
TMDX
TMDX
+32.7% gap
TMDX
32.2%
-0.5%
AOSL
Higher net margin
TMDX
TMDX
74.0% more per $
TMDX
65.6%
-8.4%
AOSL
Faster 2-yr revenue CAGR
TMDX
TMDX
Annualised
TMDX
28.8%
0.8%
AOSL

Income Statement — Q3 FY2026 vs Q4 FY2025

Metric
AOSL
AOSL
TMDX
TMDX
Revenue
$163.8M
$160.8M
Net Profit
$-13.8M
$105.4M
Gross Margin
21.1%
58.1%
Operating Margin
70.3%
13.2%
Net Margin
-8.4%
65.6%
Revenue YoY
-0.5%
32.2%
Net Profit YoY
-27.8%
1436.9%
EPS (diluted)
$-0.46
$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
AOSL
AOSL
TMDX
TMDX
Q1 26
$163.8M
Q4 25
$162.3M
$160.8M
Q3 25
$182.5M
$143.8M
Q2 25
$176.5M
$157.4M
Q1 25
$164.6M
$143.5M
Q4 24
$173.2M
$121.6M
Q3 24
$181.9M
$108.8M
Q2 24
$161.3M
$114.3M
Net Profit
AOSL
AOSL
TMDX
TMDX
Q1 26
$-13.8M
Q4 25
$-13.3M
$105.4M
Q3 25
$-2.1M
$24.3M
Q2 25
$-77.1M
$34.9M
Q1 25
$-10.8M
$25.7M
Q4 24
$-6.6M
$6.9M
Q3 24
$-2.5M
$4.2M
Q2 24
$-2.7M
$12.2M
Gross Margin
AOSL
AOSL
TMDX
TMDX
Q1 26
21.1%
Q4 25
21.5%
58.1%
Q3 25
23.5%
58.8%
Q2 25
23.4%
61.4%
Q1 25
21.4%
61.5%
Q4 24
23.1%
59.2%
Q3 24
24.5%
55.9%
Q2 24
25.7%
60.6%
Operating Margin
AOSL
AOSL
TMDX
TMDX
Q1 26
70.3%
Q4 25
-8.4%
13.2%
Q3 25
-2.5%
16.2%
Q2 25
-6.6%
23.2%
Q1 25
-6.5%
19.1%
Q4 24
-3.4%
7.1%
Q3 24
-0.1%
3.6%
Q2 24
-0.9%
10.9%
Net Margin
AOSL
AOSL
TMDX
TMDX
Q1 26
-8.4%
Q4 25
-8.2%
65.6%
Q3 25
-1.2%
16.9%
Q2 25
-43.7%
22.2%
Q1 25
-6.6%
17.9%
Q4 24
-3.8%
5.6%
Q3 24
-1.4%
3.9%
Q2 24
-1.7%
10.7%
EPS (diluted)
AOSL
AOSL
TMDX
TMDX
Q1 26
$-0.46
Q4 25
$-0.45
$2.59
Q3 25
$-0.07
$0.66
Q2 25
$-2.61
$0.92
Q1 25
$-0.37
$0.70
Q4 24
$-0.23
$0.19
Q3 24
$-0.09
$0.12
Q2 24
$-0.09
$0.35

Balance Sheet & Financial Strength

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

Metric
AOSL
AOSL
TMDX
TMDX
Cash + ST InvestmentsLiquidity on hand
$190.3M
Total DebtLower is stronger
$4.4M
Stockholders' EquityBook value
$800.2M
$473.1M
Total Assets
$976.4M
$1.1B
Debt / EquityLower = less leverage
0.01×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
AOSL
AOSL
TMDX
TMDX
Q1 26
$190.3M
Q4 25
$196.3M
Q3 25
$223.5M
Q2 25
$153.1M
Q1 25
$169.4M
Q4 24
$182.6M
Q3 24
$176.0M
$330.1M
Q2 24
$175.1M
$362.8M
Total Debt
AOSL
AOSL
TMDX
TMDX
Q1 26
$4.4M
Q4 25
Q3 25
Q2 25
$14.9M
Q1 25
Q4 24
Q3 24
Q2 24
$26.7M
Stockholders' Equity
AOSL
AOSL
TMDX
TMDX
Q1 26
$800.2M
Q4 25
$818.8M
$473.1M
Q3 25
$834.1M
$355.2M
Q2 25
$822.3M
$318.1M
Q1 25
$886.3M
$266.3M
Q4 24
$902.6M
$228.6M
Q3 24
$895.3M
$209.9M
Q2 24
$891.6M
$189.9M
Total Assets
AOSL
AOSL
TMDX
TMDX
Q1 26
$976.4M
Q4 25
$1.0B
$1.1B
Q3 25
$1.0B
$946.0M
Q2 25
$1.0B
$890.5M
Q1 25
$1.1B
$837.5M
Q4 24
$1.1B
$804.1M
Q3 24
$1.1B
$785.6M
Q2 24
$1.1B
$758.6M
Debt / Equity
AOSL
AOSL
TMDX
TMDX
Q1 26
0.01×
Q4 25
Q3 25
Q2 25
0.02×
Q1 25
Q4 24
Q3 24
Q2 24
0.03×

Cash Flow & Capital Efficiency

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

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

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
AOSL
AOSL
TMDX
TMDX
Q1 26
Q4 25
$-8.1M
$34.5M
Q3 25
$10.2M
$69.6M
Q2 25
$-2.8M
$91.6M
Q1 25
$7.4M
$-2.9M
Q4 24
$14.1M
$19.7M
Q3 24
$11.0M
$6.9M
Q2 24
$7.1M
$25.7M
Free Cash Flow
AOSL
AOSL
TMDX
TMDX
Q1 26
Q4 25
$-23.1M
$19.0M
Q3 25
$420.0K
$61.9M
Q2 25
$-17.2M
$82.5M
Q1 25
$-1.1M
$-29.9M
Q4 24
$6.6M
$6.1M
Q3 24
$4.1M
$-41.3M
Q2 24
$-210.0K
$2.0M
FCF Margin
AOSL
AOSL
TMDX
TMDX
Q1 26
Q4 25
-14.2%
11.8%
Q3 25
0.2%
43.1%
Q2 25
-9.7%
52.4%
Q1 25
-0.6%
-20.8%
Q4 24
3.8%
5.0%
Q3 24
2.3%
-38.0%
Q2 24
-0.1%
1.7%
Capex Intensity
AOSL
AOSL
TMDX
TMDX
Q1 26
Q4 25
9.2%
9.7%
Q3 25
5.4%
5.3%
Q2 25
8.1%
5.8%
Q1 25
5.1%
18.8%
Q4 24
4.3%
11.2%
Q3 24
3.8%
44.3%
Q2 24
4.5%
20.8%
Cash Conversion
AOSL
AOSL
TMDX
TMDX
Q1 26
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×

Financial Flow Comparison

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

Revenue Breakdown by Segment

AOSL
AOSL

Segment breakdown not available.

TMDX
TMDX

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

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