Cardio Diagnostics Holdings, Inc. (CDIO) vs Co-Diagnostics, Inc. (CODX)

A side-by-side comparison of Cardio Diagnostics Holdings, Inc. and Co-Diagnostics, Inc. across valuation, profitability, dividends, and growth — built entirely from reported fundamentals, as of October 6, 2026. Differences are shown without an overall score or investment verdict.

CDIO

Cardio Diagnostics Holdings, Inc.

$6M

$2.02HealthcareDelayed quote: Oct 6, 2026, 10:00 AM EDT

CODX

Co-Diagnostics, Inc.

$7M

$1.13HealthcareDelayed quote: Oct 6, 2026, 10:05 AM EDT

Total return — CDIO vs CODX

growth of $100 · dividends reinvested · last 5y

CDIO -99.3% (-62.9%/yr)CODX -99.6% (-66.6%/yr)CDIO compounded faster over this window

CDIO CODX

CDIO vs CODX: by the numbers

•CODX is the larger company ($7M vs $6M market cap).
•Both run net losses; CODX's is the smaller (-6523.04% vs -44771.83% net margin).

Metrics side by side

Valuation

Metric	CDIO	CODX
P/S ratio	413.71	9.79
P/B ratio	0.80	0.56

Profitability

Metric	CDIO	CODX
Gross margin	100.00%	64.28%
Operating margin	-43737.46%	-5025.53%
Net margin	-44771.83%	-6523.04%
ROE	-87.12%	-370.16%
ROIC	-82.84%	-219.15%

Growth (annualized)

Metric	CDIO	CODX
Revenue CAGR (5Y)	N/A	-62.43%
Total return CAGR (5Y)	N/A	-66.53%

Go deeper

Full CDIO analysis Full CODX analysis Interactive comparison tool

Dig into the metrics

Cardio Diagnostics ROE Co-Diagnostics ROE Cardio Diagnostics operating margin Co-Diagnostics operating margin Cardio Diagnostics revenue growth Co-Diagnostics revenue growth Cardio Diagnostics free cash flow Co-Diagnostics free cash flow

Figures are sourced from reported fundamentals and the latest end-of-day price. This comparison is informational only and is not investment advice. Past performance does not predict future results. See our methodology. Compiled by TGMCharts Research · data verified October 6, 2026.