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Side-by-side financial comparison of Baird Medical Investment Holdings Ltd (BDMD) and Castellum, Inc. (CTM). Click either name above to swap in a different company.

Castellum, Inc. is the larger business by last-quarter revenue ($12.6M vs $8.0M, roughly 1.6× Baird Medical Investment Holdings Ltd). Castellum, Inc. runs the higher net margin — -10.5% vs -142.7%, a 132.2% gap on every dollar of revenue.

Baird Medical Investment Holdings Ltd is a healthcare-focused investment holding company mainly operating in the Chinese market. It invests in and manages businesses covering in vitro diagnostic devices, medical consumables, and community healthcare services, serving clinical institutions and individual consumers.

Castellum, Inc. is a U.S.-based cybersecurity and information technology services provider. It caters to government defense agencies, public sector entities, and commercial enterprise clients, offering threat detection, data protection, cloud security, and managed IT solutions to help organizations mitigate cyber risks and safeguard critical digital infrastructure.

BDMD vs CTM — Head-to-Head

Bigger by revenue
CTM
CTM
1.6× larger
CTM
$12.6M
$8.0M
BDMD
Higher net margin
CTM
CTM
132.2% more per $
CTM
-10.5%
-142.7%
BDMD

Income Statement — Q2 FY2025 vs Q4 FY2025

Metric
BDMD
BDMD
CTM
CTM
Revenue
$8.0M
$12.6M
Net Profit
$-11.4M
$-1.3M
Gross Margin
82.1%
33.9%
Operating Margin
-131.3%
-11.1%
Net Margin
-142.7%
-10.5%
Revenue YoY
21.9%
Net Profit YoY
51.8%
EPS (diluted)
$-0.02

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
BDMD
BDMD
CTM
CTM
Q4 25
$12.6M
Q3 25
$14.6M
Q2 25
$8.0M
$14.0M
Q1 25
$11.7M
Q4 24
$10.3M
Q3 24
$11.6M
Q2 24
$11.5M
Q1 24
$11.3M
Net Profit
BDMD
BDMD
CTM
CTM
Q4 25
$-1.3M
Q3 25
$415.4K
Q2 25
$-11.4M
$-322.1K
Q1 25
$-1.2M
Q4 24
$-2.7M
Q3 24
$-1.3M
Q2 24
$-1.8M
Q1 24
$-4.1M
Gross Margin
BDMD
BDMD
CTM
CTM
Q4 25
33.9%
Q3 25
37.6%
Q2 25
82.1%
36.1%
Q1 25
39.0%
Q4 24
40.0%
Q3 24
42.7%
Q2 24
40.6%
Q1 24
39.8%
Operating Margin
BDMD
BDMD
CTM
CTM
Q4 25
-11.1%
Q3 25
3.0%
Q2 25
-131.3%
-2.7%
Q1 25
-12.7%
Q4 24
-15.7%
Q3 24
-11.9%
Q2 24
-13.6%
Q1 24
-23.6%
Net Margin
BDMD
BDMD
CTM
CTM
Q4 25
-10.5%
Q3 25
2.8%
Q2 25
-142.7%
-2.3%
Q1 25
-10.0%
Q4 24
-26.6%
Q3 24
-11.0%
Q2 24
-16.0%
Q1 24
-36.3%
EPS (diluted)
BDMD
BDMD
CTM
CTM
Q4 25
$-0.02
Q3 25
$0.00
Q2 25
$0.00
Q1 25
$-0.01
Q4 24
$-0.05
Q3 24
$-0.02
Q2 24
$-0.03
Q1 24
$-0.08

Balance Sheet & Financial Strength

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

Metric
BDMD
BDMD
CTM
CTM
Cash + ST InvestmentsLiquidity on hand
Total DebtLower is stronger
$8.4M
Stockholders' EquityBook value
$35.6M
$35.8M
Total Assets
$77.0M
$41.9M
Debt / EquityLower = less leverage
0.24×

8-quarter trend — quarters aligned by calendar period.

Total Debt
BDMD
BDMD
CTM
CTM
Q4 25
Q3 25
Q2 25
$8.4M
Q1 25
Q4 24
$8.0M
Q3 24
$8.3M
Q2 24
$8.7M
Q1 24
$9.0M
Stockholders' Equity
BDMD
BDMD
CTM
CTM
Q4 25
$35.8M
Q3 25
$36.7M
Q2 25
$35.6M
$31.8M
Q1 25
$26.1M
Q4 24
$20.2M
Q3 24
$12.0M
Q2 24
$12.1M
Q1 24
$12.8M
Total Assets
BDMD
BDMD
CTM
CTM
Q4 25
$41.9M
Q3 25
$46.3M
Q2 25
$77.0M
$43.4M
Q1 25
$41.1M
Q4 24
$37.8M
Q3 24
$28.8M
Q2 24
$29.5M
Q1 24
$30.5M
Debt / Equity
BDMD
BDMD
CTM
CTM
Q4 25
Q3 25
Q2 25
0.24×
Q1 25
Q4 24
0.40×
Q3 24
0.69×
Q2 24
0.72×
Q1 24
0.70×

Cash Flow & Capital Efficiency

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

Metric
BDMD
BDMD
CTM
CTM
Operating Cash FlowLast quarter
$-3.2M
$-661.7K
Free Cash FlowOCF − Capex
$-3.2M
FCF MarginFCF / Revenue
-40.7%
Capex IntensityCapex / Revenue
0.6%
Cash ConversionOCF / Net Profit
TTM Free Cash FlowTrailing 4 quarters

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
BDMD
BDMD
CTM
CTM
Q4 25
$-661.7K
Q3 25
$1.0M
Q2 25
$-3.2M
$214.2K
Q1 25
$-2.5M
Q4 24
$-394.4K
Q3 24
$742.2K
Q2 24
$748.6K
Q1 24
$23.7K
Free Cash Flow
BDMD
BDMD
CTM
CTM
Q4 25
Q3 25
$957.0K
Q2 25
$-3.2M
Q1 25
Q4 24
Q3 24
$738.9K
Q2 24
Q1 24
FCF Margin
BDMD
BDMD
CTM
CTM
Q4 25
Q3 25
6.5%
Q2 25
-40.7%
Q1 25
Q4 24
Q3 24
6.4%
Q2 24
Q1 24
Capex Intensity
BDMD
BDMD
CTM
CTM
Q4 25
Q3 25
0.3%
Q2 25
0.6%
Q1 25
Q4 24
0.0%
Q3 24
0.0%
Q2 24
0.0%
Q1 24
0.0%
Cash Conversion
BDMD
BDMD
CTM
CTM
Q4 25
Q3 25
2.41×
Q2 25
Q1 25
Q4 24
Q3 24
Q2 24
Q1 24

Financial Flow Comparison

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

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