vs

Side-by-side financial comparison of AEHR TEST SYSTEMS (AEHR) and CVRx, Inc. (CVRX). Click either name above to swap in a different company.

CVRx, Inc. is the larger business by last-quarter revenue ($16.0M vs $9.9M, roughly 1.6× AEHR TEST SYSTEMS). AEHR TEST SYSTEMS runs the higher net margin — -32.7% vs -74.5%, a 41.8% gap on every dollar of revenue. On growth, CVRx, Inc. posted the faster year-over-year revenue change (4.4% vs -26.5%). AEHR TEST SYSTEMS produced more free cash flow last quarter ($-1.6M vs $-9.8M). Over the past eight quarters, CVRx, Inc.'s revenue compounded faster (22.0% CAGR vs 14.3%).

Aehr Test Systems designs, manufactures and sells advanced test and burn-in systems for the global semiconductor industry. Its products help semiconductor manufacturers, packaging firms and chip designers validate reliability of logic, memory and power semiconductor devices, serving markets across North America, Asia and Europe.

CVRx, Inc. is a commercial-stage medical technology company specializing in neuromodulation therapies for chronic cardiovascular diseases. Its flagship Barostim system treats heart failure and resistant hypertension, with core markets across North America and Europe, serving patients unresponsive to conventional drug treatments.

AEHR vs CVRX — Head-to-Head

Bigger by revenue
CVRX
CVRX
1.6× larger
CVRX
$16.0M
$9.9M
AEHR
Growing faster (revenue YoY)
CVRX
CVRX
+31.0% gap
CVRX
4.4%
-26.5%
AEHR
Higher net margin
AEHR
AEHR
41.8% more per $
AEHR
-32.7%
-74.5%
CVRX
More free cash flow
AEHR
AEHR
$8.2M more FCF
AEHR
$-1.6M
$-9.8M
CVRX
Faster 2-yr revenue CAGR
CVRX
CVRX
Annualised
CVRX
22.0%
14.3%
AEHR

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
AEHR
AEHR
CVRX
CVRX
Revenue
$9.9M
$16.0M
Net Profit
$-3.2M
$-11.9M
Gross Margin
25.7%
86.3%
Operating Margin
-47.0%
-69.8%
Net Margin
-32.7%
-74.5%
Revenue YoY
-26.5%
4.4%
Net Profit YoY
-214.2%
-12.0%
EPS (diluted)
$-0.11
$-0.45

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
AEHR
AEHR
CVRX
CVRX
Q4 25
$9.9M
$16.0M
Q3 25
$11.0M
$14.7M
Q2 25
$14.1M
$13.6M
Q1 25
$18.3M
$12.3M
Q4 24
$13.5M
$15.3M
Q3 24
$13.1M
$13.4M
Q2 24
$16.6M
$11.8M
Q1 24
$7.6M
$10.8M
Net Profit
AEHR
AEHR
CVRX
CVRX
Q4 25
$-3.2M
$-11.9M
Q3 25
$-2.1M
$-12.9M
Q2 25
$-2.9M
$-14.7M
Q1 25
$-643.0K
$-13.8M
Q4 24
$-1.0M
$-10.7M
Q3 24
$660.0K
$-13.1M
Q2 24
$23.9M
$-14.0M
Q1 24
$-1.5M
$-22.2M
Gross Margin
AEHR
AEHR
CVRX
CVRX
Q4 25
25.7%
86.3%
Q3 25
33.9%
86.8%
Q2 25
30.3%
84.3%
Q1 25
39.2%
83.5%
Q4 24
40.1%
83.2%
Q3 24
54.0%
83.2%
Q2 24
50.9%
83.9%
Q1 24
41.7%
85.0%
Operating Margin
AEHR
AEHR
CVRX
CVRX
Q4 25
-47.0%
-69.8%
Q3 25
-37.1%
-83.5%
Q2 25
-22.7%
-105.8%
Q1 25
-6.1%
-108.8%
Q4 24
-11.2%
-67.0%
Q3 24
1.2%
-97.3%
Q2 24
15.3%
-118.3%
Q1 24
-27.1%
-206.4%
Net Margin
AEHR
AEHR
CVRX
CVRX
Q4 25
-32.7%
-74.5%
Q3 25
-19.0%
-87.6%
Q2 25
-20.6%
-108.4%
Q1 25
-3.5%
-111.5%
Q4 24
-7.6%
-69.4%
Q3 24
5.0%
-98.0%
Q2 24
143.8%
-118.8%
Q1 24
-19.4%
-206.0%
EPS (diluted)
AEHR
AEHR
CVRX
CVRX
Q4 25
$-0.11
$-0.45
Q3 25
$-0.07
$-0.49
Q2 25
$-0.10
$-0.57
Q1 25
$-0.02
$-0.53
Q4 24
$-0.03
$-0.39
Q3 24
$0.02
$-0.57
Q2 24
$0.81
$-0.65
Q1 24
$-0.05
$-1.04

Balance Sheet & Financial Strength

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

Metric
AEHR
AEHR
CVRX
CVRX
Cash + ST InvestmentsLiquidity on hand
$30.8M
$75.7M
Total DebtLower is stronger
Stockholders' EquityBook value
$130.8M
$39.3M
Total Assets
$148.7M
$104.8M
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
AEHR
AEHR
CVRX
CVRX
Q4 25
$30.8M
$75.7M
Q3 25
$22.7M
$85.1M
Q2 25
$24.5M
$95.0M
Q1 25
$29.4M
$102.7M
Q4 24
$32.2M
$105.9M
Q3 24
$37.8M
$100.2M
Q2 24
$49.2M
$70.4M
Q1 24
$47.6M
$80.1M
Stockholders' Equity
AEHR
AEHR
CVRX
CVRX
Q4 25
$130.8M
$39.3M
Q3 25
$122.4M
$48.1M
Q2 25
$122.9M
$57.9M
Q1 25
$124.2M
$71.1M
Q4 24
$123.2M
$71.1M
Q3 24
$122.5M
$65.2M
Q2 24
$111.6M
$55.2M
Q1 24
$86.5M
$66.3M
Total Assets
AEHR
AEHR
CVRX
CVRX
Q4 25
$148.7M
$104.8M
Q3 25
$144.1M
$111.3M
Q2 25
$148.5M
$119.6M
Q1 25
$145.6M
$129.6M
Q4 24
$142.3M
$133.4M
Q3 24
$145.9M
$127.7M
Q2 24
$127.9M
$96.0M
Q1 24
$101.6M
$106.2M

Cash Flow & Capital Efficiency

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

Metric
AEHR
AEHR
CVRX
CVRX
Operating Cash FlowLast quarter
$-1.2M
$-9.8M
Free Cash FlowOCF − Capex
$-1.6M
$-9.8M
FCF MarginFCF / Revenue
-16.6%
-61.3%
Capex IntensityCapex / Revenue
4.7%
0.4%
Cash ConversionOCF / Net Profit
TTM Free Cash FlowTrailing 4 quarters
$-11.7M
$-40.8M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
AEHR
AEHR
CVRX
CVRX
Q4 25
$-1.2M
$-9.8M
Q3 25
$-282.0K
$-9.7M
Q2 25
$-2.3M
$-7.9M
Q1 25
$-1.6M
$-12.8M
Q4 24
$-5.9M
$-8.0M
Q3 24
$2.4M
$-10.4M
Q2 24
$1.2M
$-9.8M
Q1 24
$-2.8M
$-10.9M
Free Cash Flow
AEHR
AEHR
CVRX
CVRX
Q4 25
$-1.6M
$-9.8M
Q3 25
$-1.7M
$-10.0M
Q2 25
$-5.1M
$-8.0M
Q1 25
$-3.3M
$-12.9M
Q4 24
$-6.2M
$-8.1M
Q3 24
$2.2M
$-10.4M
Q2 24
$1.2M
$-10.2M
Q1 24
$-3.1M
$-11.8M
FCF Margin
AEHR
AEHR
CVRX
CVRX
Q4 25
-16.6%
-61.3%
Q3 25
-15.3%
-68.1%
Q2 25
-36.3%
-59.2%
Q1 25
-17.8%
-104.3%
Q4 24
-46.0%
-52.5%
Q3 24
16.6%
-78.1%
Q2 24
7.1%
-86.3%
Q1 24
-40.8%
-109.7%
Capex Intensity
AEHR
AEHR
CVRX
CVRX
Q4 25
4.7%
0.4%
Q3 25
12.7%
2.0%
Q2 25
20.0%
0.8%
Q1 25
9.0%
0.9%
Q4 24
2.4%
0.3%
Q3 24
1.5%
0.3%
Q2 24
0.3%
3.0%
Q1 24
3.5%
8.5%
Cash Conversion
AEHR
AEHR
CVRX
CVRX
Q4 25
Q3 25
Q2 25
Q1 25
Q4 24
Q3 24
3.61×
Q2 24
0.05×
Q1 24

Financial Flow Comparison

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

Revenue Breakdown by Segment

AEHR
AEHR

Systems$5.0M50%
Contactors$3.4M35%
Services$1.5M15%

CVRX
CVRX

US$14.9M93%
Other$1.1M7%

Related Comparisons