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Side-by-side financial comparison of Autonomix Medical, Inc. (AMIX) and Penumbra Inc (PEN). Click either name above to swap in a different company.

Penumbra Inc produced more free cash flow last quarter ($68.0M vs $-3.0M).

Autonomix Medical, Inc. is a medical technology firm that develops innovative minimally invasive diagnostic and therapeutic devices focused on cardiac electrophysiology applications. Its core offerings target improved detection and treatment of cardiac arrhythmias, serving healthcare providers and patients across North American and European healthcare markets, with a key focus on advancing care for rhythm-related heart conditions.

Penumbra, Inc. is an American medical device company headquartered in Alameda, California. The company was founded by Arani Bose and Adam Elsesser in 2004. It manufactures devices for interventional therapies to treat vascular conditions such as stroke and aneurysm.

AMIX vs PEN — Head-to-Head

Bigger by revenue
PEN
PEN
Infinity× larger
PEN
$385.4M
$0
AMIX
More free cash flow
PEN
PEN
$71.0M more FCF
PEN
$68.0M
$-3.0M
AMIX

Income Statement — Q3 2026 vs Q4 2025

Metric
AMIX
AMIX
PEN
PEN
Revenue
$0
$385.4M
Net Profit
$-3.3M
$47.3M
Gross Margin
68.0%
Operating Margin
15.4%
Net Margin
12.3%
Revenue YoY
22.1%
Net Profit YoY
-20.2%
40.6%
EPS (diluted)
$1.20

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
AMIX
AMIX
PEN
PEN
Q4 25
$0
$385.4M
Q3 25
$0
$354.7M
Q2 25
$0
$339.5M
Q1 25
$0
$324.1M
Q4 24
$0
$315.5M
Q3 24
$0
$301.0M
Q2 24
$0
$299.4M
Q1 24
$278.7M
Net Profit
AMIX
AMIX
PEN
PEN
Q4 25
$-3.3M
$47.3M
Q3 25
$-7.5M
$45.9M
Q2 25
$-3.3M
$45.3M
Q1 25
$-3.2M
$39.2M
Q4 24
$-2.7M
$33.7M
Q3 24
$-2.8M
$29.5M
Q2 24
$-2.7M
$-60.2M
Q1 24
$11.0M
Gross Margin
AMIX
AMIX
PEN
PEN
Q4 25
68.0%
Q3 25
67.8%
Q2 25
66.0%
Q1 25
66.6%
Q4 24
66.8%
Q3 24
66.5%
Q2 24
54.4%
Q1 24
65.0%
Operating Margin
AMIX
AMIX
PEN
PEN
Q4 25
15.4%
Q3 25
13.8%
Q2 25
12.0%
Q1 25
12.4%
Q4 24
13.6%
Q3 24
11.7%
Q2 24
-27.0%
Q1 24
4.3%
Net Margin
AMIX
AMIX
PEN
PEN
Q4 25
12.3%
Q3 25
12.9%
Q2 25
13.3%
Q1 25
12.1%
Q4 24
10.7%
Q3 24
9.8%
Q2 24
-20.1%
Q1 24
3.9%
EPS (diluted)
AMIX
AMIX
PEN
PEN
Q4 25
$1.20
Q3 25
$1.17
Q2 25
$1.15
Q1 25
$1.00
Q4 24
$0.88
Q3 24
$0.75
Q2 24
$-1.55
Q1 24
$0.28

Balance Sheet & Financial Strength

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

Metric
AMIX
AMIX
PEN
PEN
Cash + ST InvestmentsLiquidity on hand
$9.9M
$186.9M
Total DebtLower is stronger
Stockholders' EquityBook value
$8.6M
$1.4B
Total Assets
$10.2M
$1.8B
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
AMIX
AMIX
PEN
PEN
Q4 25
$9.9M
$186.9M
Q3 25
$7.5M
$321.0M
Q2 25
$8.6M
$421.8M
Q1 25
$9.1M
$376.1M
Q4 24
$11.8M
$324.4M
Q3 24
$5.2M
$280.5M
Q2 24
$6.8M
$288.3M
Q1 24
$223.1M
Stockholders' Equity
AMIX
AMIX
PEN
PEN
Q4 25
$8.6M
$1.4B
Q3 25
$6.4M
$1.4B
Q2 25
$7.0M
$1.3B
Q1 25
$8.1M
$1.2B
Q4 24
$9.7M
$1.2B
Q3 24
$3.0M
$1.1B
Q2 24
$5.3M
$1.2B
Q1 24
$1.2B
Total Assets
AMIX
AMIX
PEN
PEN
Q4 25
$10.2M
$1.8B
Q3 25
$7.9M
$1.7B
Q2 25
$9.0M
$1.7B
Q1 25
$9.8M
$1.6B
Q4 24
$12.0M
$1.5B
Q3 24
$5.4M
$1.5B
Q2 24
$7.1M
$1.5B
Q1 24
$1.6B

Cash Flow & Capital Efficiency

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

Metric
AMIX
AMIX
PEN
PEN
Operating Cash FlowLast quarter
$-3.0M
$86.5M
Free Cash FlowOCF − Capex
$-3.0M
$68.0M
FCF MarginFCF / Revenue
17.7%
Capex IntensityCapex / Revenue
4.8%
Cash ConversionOCF / Net Profit
1.83×
TTM Free Cash FlowTrailing 4 quarters
$174.9M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
AMIX
AMIX
PEN
PEN
Q4 25
$-3.0M
$86.5M
Q3 25
$-3.8M
$58.3M
Q2 25
$-2.6M
$44.9M
Q1 25
$-2.6M
$49.0M
Q4 24
$-2.3M
$51.1M
Q3 24
$-1.6M
$56.5M
Q2 24
$-1.9M
$22.6M
Q1 24
$38.3M
Free Cash Flow
AMIX
AMIX
PEN
PEN
Q4 25
$-3.0M
$68.0M
Q3 25
$42.0M
Q2 25
$29.4M
Q1 25
$35.5M
Q4 24
$-2.3M
$45.7M
Q3 24
$51.0M
Q2 24
$-1.9M
$18.1M
Q1 24
$32.5M
FCF Margin
AMIX
AMIX
PEN
PEN
Q4 25
17.7%
Q3 25
11.8%
Q2 25
8.7%
Q1 25
11.0%
Q4 24
14.5%
Q3 24
16.9%
Q2 24
6.0%
Q1 24
11.7%
Capex Intensity
AMIX
AMIX
PEN
PEN
Q4 25
4.8%
Q3 25
4.6%
Q2 25
4.6%
Q1 25
4.2%
Q4 24
1.7%
Q3 24
1.8%
Q2 24
1.5%
Q1 24
2.1%
Cash Conversion
AMIX
AMIX
PEN
PEN
Q4 25
1.83×
Q3 25
1.27×
Q2 25
0.99×
Q1 25
1.25×
Q4 24
1.52×
Q3 24
1.91×
Q2 24
Q1 24
3.48×

Financial Flow Comparison

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

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