What is the 13F Pro Quality Score for CDIO?

13F Pro ranks Cardio Diagnostics Holdings, Inc. (CDIO) on the 13F Pro Quality Score, a 0–100 composite of 32 fundamental signals including return on invested capital, free cash flow consistency, balance-sheet strength, earnings quality, growth durability, and valuation discipline. The score refreshes after each 10-K and 10-Q filing on SEC EDGAR. View CDIO's current score at https://13fpro.ai/company/CDIO (free sign-up required for the full ranking).

Which hedge funds own the most CDIO stock?

Based on the most recent Form 13F-HR filings on SEC EDGAR, the largest reported institutional holders of CDIO include BOOTHBAY FUND MANAGEMENT,, RENAISSANCE TECHNOLOGIES, BlackRock,. Holdings are reported quarterly within 45 days of quarter-end and updated on https://13fpro.ai/company/CDIO as soon as new 13F filings post.

Where does 13F Pro source CDIO data?

All Cardio Diagnostics Holdings, Inc. fundamentals and ownership data come directly from SEC EDGAR. Cardio Diagnostics Holdings, Inc. files with the SEC under CIK 1870144. 13F Pro ingests XBRL financial facts from 10-K and 10-Q filings, Form 13F-HR institutional holdings, and Form 4 insider transactions, with no third-party rewrites or estimates.

What sector is CDIO in?

Cardio Diagnostics Holdings, Inc. (CDIO) is classified in the Healthcare sector. 13F Pro publishes sector-level fund flow analysis and quality leaders at https://13fpro.ai/research/sector/healthcare.

How often is CDIO research updated on 13F Pro?

CDIO's fundamentals refresh within hours of each new 10-K or 10-Q filing on SEC EDGAR. Institutional ownership updates after each quarterly 13F filing window. Insider transactions update after each Form 4 filing. The 13F Pro Quality Score recalculates after every fundamentals refresh.

Cardio Diagnostics Holdings, Inc.(CDIO)Stock Analysis

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13F Pro Quality Score

4.3/100

Rank #2,955 of 2,962 stocks

View Healthcare peers →

Rankings refresh quarterly once 80% of peers have filed (~45 days after quarter-end). Next update: ~Nov 14, 2026.

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Why CDIO Scores 4/100

exact factor attribution · 2026-09-11

CDIO's composite is held back by revenue growth and scale. Bars show each factor's exact push vs. a median company, using the same weights the ranking engine applies.

Institutional flow

-1.9 pts

12th pct

Earnings growth

-2.2 pts

5th pct

Shareholder dilution

-2.4 pts

2th pct

Earnings quality

-2.9 pts

21th pct

Capital efficiency

-4.3 pts

7th pct

Profitability

-7.4 pts

1th pct

Free cash flow

-7.4 pts

1th pct

Scale

-7.5 pts

0th pct

Revenue growth

-9.6 pts

2th pct

Factor percentiles are cross-sectional ranks across the ~2,800-stock scored universe, computed from SEC EDGAR filings. Not investment advice.

CDIO Stock Analysis & AI Quality Score

Data updated 2026-09-11

AI stock analysis and institutional research for Cardio Diagnostics Holdings, Inc. (CDIO), a Healthcare sector company. 13F Pro's AI-powered ranking engine scores CDIO at 4.3/100 on a 32-signal composite quality model, placing it at rank #2,955 of 2,962 stocks — the bottom half of the AI-ranked universe. Based on the latest XBRL financial filings (Q2 2026), Cardio Diagnostics Holdings, Inc. reports quarterly revenue of $5.4K, net income of $-1.5M, free cash flow of $-1.3M. Top institutional holders of CDIO by reported 13-F value include BOOTHBAY FUND MANAGEMENT, RENAISSANCE TECHNOLOGIES, BlackRock, based on the most recent SEC filings. CDIO trades on the Nasdaq exchange and files with the SEC under CIK 1870144. 13F Pro's AI research platform runs 10 specialized AI analysts — value, growth, momentum, macro, and activist specialists — that debate CDIO daily and publish AI-generated analysis with cited SEC sources. The platform aggregates historical XBRL financial facts, 10-Q and 10-K filings, insider Form 4 transactions, and institutional 13-F holdings for Cardio Diagnostics Holdings, Inc. directly from SEC EDGAR. Cardio Diagnostics Holdings, Inc.'s 13F Pro composite quality score has ranged between 3 and 6 since 2026, currently 4.3 — a stable long-term trajectory across 8 quarterly and live scoring snapshots.

Revenue

Q2 2026

$5.4K

Net Income

Q2 2026

$-1.5M

Free Cash Flow

Q2 2026

$-1.3M

Period

Revenue & Net Income

Earnings Per Share

Key Financials Over Time

Export Financial Table · Pro

Revenue

-57.5% YoY

$14.8KFY 2025

FY22 $950.00FY23 $17.1KFY24 $34.9KFY25 $14.8K

Net Income

+22.5% YoY

$-6.5MFY 2025

FY22 $-4.7MFY23 $-8.4MFY24 $-8.4MFY25 $-6.5M

Operating Income

+22.5% YoY

$-6.5MFY 2025

FY22 $-4.5MFY23 $-7.2MFY24 $-8.4MFY25 $-6.5M

EPS (Diluted)

-1090.2% YoY

$-3.71FY 2025

FY22 $-0.05FY23 $-0.02FY24 $-0.31FY25 $-3.71

Total Assets

-26.8% YoY

$7.8MFY 2025

FY22 $6.2MFY23 $4.5MFY24 $10.6MFY25 $7.8M

Op. Cash Flow

-14.7% YoY

$-5.7MFY 2025

FY22 $-5.1MFY23 $-5.7MFY24 $-5.0MFY25 $-5.7M

Free Cash Flow

-13.6% YoY

$-5.9MFY 2025

FY22 —FY23 $-6.2MFY24 $-5.2MFY25 $-5.9M

Metric	FY 2025	FY 2024	FY 2023	FY 2022	FY 2021	FY 2020
Revenue	$14.8K -57.5%	$34.9K +104.5%	$17.1K +1696.3%	$950.00 +5.4%	$901.00	—
Net Income	$-6.5M +22.5%	$-8.4M -0.1%	$-8.4M -79.7%	$-4.7M -651.2%	$-620.4K	—
Operating Income	$-6.5M +22.5%	$-8.4M -15.5%	$-7.2M -59.2%	$-4.5M -633.1%	$-620.4K	—
EPS (Diluted)	$-3.71 -1090.2%	$-0.31 -1316.8%	$-0.02 +56.3%	$-0.05 -1634.5%	$-0.00	—
Total Assets	$7.8M -26.8%	$10.6M +137.9%	$4.5M -28.6%	$6.2M -90.5%	$65.8M	—
Operating Cash Flow	$-5.7M -14.7%	$-5.0M +12.0%	$-5.7M -11.4%	$-5.1M -769.8%	$-585.3K	—
Free Cash Flow	$-5.9M -13.6%	$-5.2M +16.6%	$-6.2M	—	—	—

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Available Research

13F Pro tracks comprehensive data for Cardio Diagnostics Holdings, Inc. including:

SEC EDGAR filings (10-K, 10-Q, 8-K)

XBRL financial facts (revenue, EPS, margins)

Insider transactions (Form 4)

Institutional 13F holdings

Quality rankings (32 signals)

AI analyst debates & daily meetings

Historical financial trends

Peer comparison & sector analysis

Top Institutional Holders of CDIO

BOOTHBAY FUND MANAGEMENT, LLC
$132.6K60,540 sh
RENAISSANCE TECHNOLOGIES LLC
$107.7K49,200 sh
BlackRock, Inc.
$76.0K34,708 sh
GEODE CAPITAL MANAGEMENT, LLC
$57.4K26,233 sh
VANGUARD CAPITAL MANAGEMENT LLC
$44.1K20,155 sh
CITADEL ADVISORS LLC
$41.8K19,071 sh
XTX Topco Ltd
$35.2K16,093 sh
JANE STREET GROUP, LLC
$26.1K11,933 sh
STATE STREET CORP
$22.1K10,099 sh
VANGUARD FIDUCIARY TRUST CO
$6.2K2,824 sh

Fund	Value	Shares
BOOTHBAY FUND MANAGEMENT, LLC	$132.6K	60,540
RENAISSANCE TECHNOLOGIES LLC	$107.7K	49,200
BlackRock, Inc.	$76.0K	34,708
GEODE CAPITAL MANAGEMENT, LLC	$57.4K	26,233
VANGUARD CAPITAL MANAGEMENT LLC	$44.1K	20,155
CITADEL ADVISORS LLC	$41.8K	19,071
XTX Topco Ltd	$35.2K	16,093
JANE STREET GROUP, LLC	$26.1K	11,933
STATE STREET CORP	$22.1K	10,099
VANGUARD FIDUCIARY TRUST CO	$6.2K	2,824

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Is CDIO a good stock to buy?

13F Pro's AI-powered analysis of Cardio Diagnostics Holdings, Inc. (CDIO) draws on SEC EDGAR-sourced fundamentals, institutional 13F holdings, and insider Form 4 transactions in the Healthcare sector (listed on Nasdaq). The 32-signal AI Quality Score, current rank, and full bull/bear verdict for CDIO are available on the CDIO stock profile dashboard — with the same data, AI insights, ratios, and institutional activity refreshed after every 10-K, 10-Q, 13F, and Form 4 filing. CDIO is classified as a small company.

Which hedge funds own CDIO?

Institutional investors are required to disclose their holdings quarterly via SEC Form 13F. 13F Pro aggregates these filings to show which hedge funds, mutual funds, and asset managers are buying or selling CDIO. Combined with insider transaction data from Form 4 filings and AI-powered analysis from 10 specialized research agents, 13F Pro provides a comprehensive view of Cardio Diagnostics Holdings, Inc.'s investment landscape.