Stock listing
NASDAQ:CDIO Cardio Diagnostics Holdings Inc. Stock
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Share price · NASDAQ:CDIO
$1.67 USD -0.08 (-4.6%)
Close on Oct 30, 2026
- Day range
- $1.67 – $1.75 USDOct 30, 2026
- Volume
- 12,035 sharesOct 30, 2026
- Market cap
- $4.94M USDAt the close on Oct 30, 2026 · price × 2.96M shares outstanding
- 52-week range
- $0.97 – $7.91 USDLowest and highest trades, Oct 31, 2025 – Oct 30, 2026
- Traded on an average day
- $69,366 USDMedian day 26,000 shares · last 3 months, Jul 30, 2026 – Oct 30, 2026
Prices by listing
| Listing | Last | Change | Volume | Open | High | Low | Previous close | Price from |
|---|---|---|---|---|---|---|---|---|
| NASDAQ:CDIO · Home | $1.67 USD | -0.08 (-4.6%) | 12,035 | $1.705 | $1.75 | $1.67 | $1.75 | Close on Oct 30, 2026 |
Daily closes
Last 3 months, Jul 30, 2026 – Oct 30, 2026 · NASDAQ:CDIO · USD, adjusted for splits
| Day | Close | Change | % | Open | High | Low | Volume |
|---|---|---|---|---|---|---|---|
| $1.67 | -0.08 | -4.6% | $1.705 | $1.75 | $1.67 | 12,035 | |
| $1.75 | +0.05 | +2.9% | $1.728 | $1.78 | $1.70 | 5,714 | |
| $1.70 | 0.00 | 0.0% | $1.69 | $1.75 | $1.69 | 9,163 | |
| $1.70 | -0.02 | -1.2% | $1.72 | $1.73 | $1.68 | 9,057 | |
| $1.72 | +0.03 | +1.8% | $1.77 | $1.77 | $1.69 | 5,974 | |
| $1.69 | -0.015 | -0.9% | $1.795 | $1.795 | $1.69 | 12,000 | |
| $1.705 | -0.065 | -3.7% | $1.80 | $1.80 | $1.69 | 44,000 | |
| $1.77 | +0.05 | +2.9% | $1.805 | $1.84 | $1.71 | 29,300 | |
| $1.72 | +0.08 | +4.9% | $1.64 | $1.78 | $1.64 | 52,200 | |
| $1.64 | -0.05 | -3.0% | $1.70 | $1.727 | $1.55 | 12,500 | |
| $1.69 | -0.07 | -4.0% | $1.78 | $1.84 | $1.687 | 6,800 | |
| $1.76 | +0.09 | +5.4% | $1.67 | $1.84 | $1.67 | 27,300 | |
| $1.67 | -0.08 | -4.6% | $1.77 | $1.779 | $1.67 | 31,900 | |
| $1.75 | -0.03 | -1.7% | $1.86 | $1.86 | $1.75 | 19,800 | |
| $1.78 | -0.09 | -4.8% | $1.90 | $1.91 | $1.655 | 61,600 | |
| $1.87 | +0.01 | +0.5% | $1.90 | $1.95 | $1.87 | 16,400 | |
| $1.86 | -0.10 | -5.1% | $1.99 | $1.99 | $1.85 | 57,300 | |
| $1.96 | -0.04 | -2.0% | $1.995 | $2.03 | $1.95 | 30,200 | |
| $2.00 | -0.06 | -2.9% | $2.02 | $2.07 | $1.98 | 20,900 | |
| $2.06 | +0.10 | +5.1% | $1.98 | $2.23 | $1.98 | 39,100 | |
| $1.96 | +0.04 | +2.1% | $1.97 | $1.97 | $1.86 | 26,100 | |
| $1.92 | +0.02 | +1.1% | $1.88 | $1.95 | $1.878 | 16,800 | |
| $1.90 | +0.03 | +1.6% | $1.87 | $2.018 | $1.85 | 33,500 | |
| $1.87 | -0.024 | -1.3% | $1.91 | $1.92 | $1.85 | 37,800 | |
| $1.894 | -0.056 | -2.9% | $1.939 | $1.95 | $1.88 | 10,300 | |
| $1.95 | +0.04 | +2.1% | $1.90 | $1.97 | $1.89 | 38,900 | |
| $1.91 | -0.01 | -0.5% | $1.93 | $1.971 | $1.89 | 17,600 | |
| $1.92 | 0.00 | 0.0% | $1.98 | $2.03 | $1.87 | 32,600 | |
| $1.92 | 0.00 | 0.0% | $1.94 | $1.96 | $1.912 | 16,000 | |
| $1.92 | -0.10 | -5.0% | $2.07 | $2.07 | $1.91 | 23,700 | |
| $2.02 | -0.01 | -0.5% | $2.04 | $2.163 | $1.92 | 71,600 | |
| $2.03 | +0.03 | +1.5% | $2.00 | $2.066 | $2.00 | 27,800 | |
| $2.00 | 0.00 | 0.0% | $1.99 | $2.06 | $1.92 | 33,000 | |
| $2.00 | -0.07 | -3.4% | $2.15 | $2.16 | $1.92 | 63,300 | |
| $2.07 | +0.04 | +2.0% | $2.03 | $2.14 | $2.025 | 21,700 | |
| $2.03 | +0.05 | +2.5% | $2.05 | $2.09 | $1.98 | 25,200 | |
| $1.98 | -0.09 | -4.3% | $2.02 | $2.14 | $1.98 | 24,100 | |
| $2.07 | +0.11 | +5.6% | $1.98 | $2.09 | $1.95 | 54,700 | |
| $1.96 | +0.10 | +5.4% | $1.88 | $2.10 | $1.85 | 58,000 | |
| $1.86 | +0.03 | +1.6% | $1.85 | $1.86 | $1.82 | 10,300 | |
| $1.83 | -0.01 | -0.5% | $1.85 | $1.925 | $1.83 | 89,800 | |
| $1.84 | -0.01 | -0.5% | $1.81 | $1.89 | $1.81 | 17,800 | |
| $1.85 | -0.02 | -1.1% | $1.87 | $1.87 | $1.805 | 8,500 | |
| $1.87 | +0.02 | +1.1% | $1.83 | $1.88 | $1.80 | 22,500 | |
| $1.85 | -0.02 | -1.1% | $1.90 | $1.90 | $1.81 | 14,100 | |
| $1.87 | -0.06 | -3.1% | $1.92 | $1.92 | $1.85 | 24,200 | |
| $1.93 | +0.02 | +1.0% | $1.93 | $1.95 | $1.806 | 25,800 | |
| $1.91 | -0.015 | -0.8% | $1.89 | $2.00 | $1.86 | 26,297 | |
| $1.925 | -0.105 | -5.2% | $2.03 | $2.17 | $1.88 | 51,705 | |
| $2.03 | -0.18 | -8.1% | $2.19 | $2.19 | $1.96 | 36,900 | |
| $2.21 | +0.22 | +11.1% | $1.99 | $2.28 | $1.92 | 57,000 | |
| $1.99 | +0.08 | +4.2% | $1.89 | $2.04 | $1.86 | 49,000 | |
| $1.91 | -0.08 | -4.0% | $2.00 | $2.01 | $1.767 | 48,800 | |
| $1.99 | -0.05 | -2.5% | $2.00 | $2.10 | $1.98 | 39,600 | |
| $2.04 | +0.03 | +1.5% | $2.00 | $2.105 | $1.98 | 46,500 | |
| $2.01 | -0.15 | -6.9% | $2.33 | $2.34 | $2.01 | 184,400 | |
| $2.16 | +0.33 | +18.0% | $1.98 | $2.25 | $1.93 | 267,900 | |
| $1.83 | +0.12 | +7.0% | $1.75 | $1.96 | $1.58 | 55,497 | |
| $1.71 | -0.08 | -4.5% | $1.81 | $1.83 | $1.71 | 15,041 | |
| $1.79 | +0.13 | +7.8% | $1.574 | $1.80 | $1.574 | 6,400 | |
| $1.66 | -0.09 | -5.1% | $1.74 | $1.75 | $1.66 | 13,400 | |
| $1.75 | +0.01 | +0.6% | $1.732 | $1.79 | $1.73 | 25,400 | |
| $1.74 | +0.10 | +6.1% | $1.67 | $1.775 | $1.60 | 32,100 | |
| $1.64 | +0.08 | +5.1% | $1.57 | $1.69 | $1.565 | 25,800 | |
| $1.56 | -0.01 | -0.6% | $1.58 | $1.60 | $1.54 | 12,700 | |
| $1.57 | -0.01 | -0.6% | $1.56 | $1.61 | $1.537 | 25,900 |
- Ticker
- NASDAQ:CDIO
- Asset type
- Stock
- Sector
- Health care
- Industry
- Diagnostics & research services
- Exchange
- NASDAQ
- Currency
- USD
What changed lately
Latest news release · Aug 18, 2026
Cardio Diagnostics Begins In-House Test Processing at Its New High Complexity CLIA-Certified Laboratory in Iowa City
Latest deck · Aug 20, 2026
Investor Presentation (August 2026)
Investor deck · 24 slides
Latest news
Cardio Diagnostics Begins In-House Test Processing at Its New High Complexity CLIA-Certified Laboratory in Iowa City
Aug 18, 2026
Closed $1.91 (-4.0%) on Aug 18, 2026
Cardio Diagnostics Holdings, Inc. to Host Investor Call on Thursday, August 20, 2026
Aug 5, 2026
Closed $1.75 (+0.6%) on Aug 5, 2026
Cardio Diagnostics Holdings (NASDAQ: CDIO) Expands Coverage of Precision Cardiovascular Tests Through Atlas Healthcare Physicians
Jun 24, 2026
Closed $2.03 (-7.7%) on Jun 24, 2026
Atlas Healthcare Physicians to Cover Cardio Diagnostics’ Precision Cardiovascular Medicine Tests Across Its Network
Jun 24, 2026
Closed $2.03 (-7.7%) on Jun 24, 2026
Cardio Diagnostics Holdings (NASDAQ: CDIO) Targets a $393B Heart Disease Problem with Epigenetics and AI
Jun 23, 2026
Closed $2.20 (+11.7%) on Jun 23, 2026
Cardio Diagnostics Holdings (CDIO) Aligns With Growing Shift Toward Predictive, Precision Medicine
Jun 18, 2026
Closed $1.98 (0.0%) on Jun 18, 2026
Cardio Diagnostics (NASDAQ: CDIO) Harnesses AI, Genetics and Epigenetics to Advance Cardiovascular Risk Detection
Jun 15, 2026
Closed $1.97 (+0.5%) on Jun 15, 2026
Cardio Diagnostics Holdings (CDIO) Showcases AI-Powered Cardiovascular Risk Solutions at Four National Benefits Conferences
May 27, 2026
Closed $1.75 (-1.1%) on May 27, 2026
Cardio Diagnostics Holdings, Inc. to Showcase Precision Cardiovascular Solutions at Four National Benefits Conferences in June
May 27, 2026
Closed $1.75 (-1.1%) on May 27, 2026
Cardio Diagnostics Holdings (NASDAQ: CDIO) CEO Highlights Growth Strategy, India Expansion on BioMedWire Podcast
May 20, 2026
Closed $1.42 (+3.6%) on May 20, 2026
Decks
Investor Presentation (August 2026)
Investor deck · 24 slides · Aug 20, 2026
Investor Presentation (February 2026)
Investor deck · 26 slides · Feb 19, 2026
Investor Presentation (February 2025)
Investor deck · 41 slides · Feb 21, 2025
Investor Presentation (April 2024)
Investor deck · 42 slides · Apr 2, 2024
Cardio Diagnostics Holdings Inc. on 6ix
- Sector
- Health care
- Industry
- Diagnostics & research services
- News releases
- 21 in the last 12 months · 107 in all · newest Aug 18, 2026 · oldest 2022
- Decks
- 7 decks · latest Aug 20, 2026
Where Cardio Diagnostics Holdings Inc. is listed
| Listing | Exchange | Country | Currency |
|---|---|---|---|
| NASDAQ:CDIO · Home listing · This page | NASDAQ | United States | USD |
| BOATS:CDIO | BOATS | United States | USD |
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