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CARDIO DGNS HLD (CDIO)
NASDAQ
$2.19-$0.17 (-7.02%)
Price as of Jun 03, 2026 6:56 PM EDT- $5.6MMarket Cap
- -46.59%1-Year Change
- BiotechnologyIndustry
CARDIO DGNS HLD (CDIO)
$2.19-$0.17 (-7.02%)
Top Holders
Institutional
Mutual Funds
Holder | Ownership %
| Shares Held | Change (Shares, %) | Report Date |
|---|---|---|---|---|
BLACKROCK INC. | 51.53% | 1.1M | 0 (0.00%) | Jun 30, 2024 |
LINDEN ADVISORS LP | 4.14% | 85,713 | +85,713 (+100.00%) | Dec 31, 2022 |
JANE STREET GROUP, LLC | 3.93% | 81,283 | +81,283 (+100.00%) | Mar 31, 2026 |
HRT FINANCIAL LP | 3.02% | 62,482 | +62,482 (+100.00%) | Mar 31, 2026 |
BLACKROCK, INC. | 1.68% | 34,708 | -859 (-2.47%) | Mar 31, 2026 |
GEODE CAPITAL MANAGEMENT, LLC | 1.55% | 32,177 | +17,042 (+52.96%) | Mar 31, 2026 |
POLAR ASSET MANAGEMENT PARTNERS INC. | 1.24% | 25,698 | +25,698 (+100.00%) | Dec 31, 2022 |
Holder | Ownership %
| Shares Held | Change (Shares, %) | Report Date |
|---|---|---|---|---|
VANGUARD INDEX FUNDS | 17.99% | 372,518 | 0 (0.00%) | Mar 31, 2026 |
FIDELITY CONCORD STREET TRUST | 15.67% | 324,535 | 0 (0.00%) | Feb 28, 2026 |
RIVERNORTH OPPORTUNITIES FUND, INC. | 0.22% | 4,456 | 0 (0.00%) | Mar 31, 2026 |
Current Ownership Distribution
- Mutual Funds5.2M (37.06%)
- Insiders4.8M (33.78%)
- Institutions4.1M (29.16%)
- Other0 (0.00%)
Insider Transactions
- 33.78% (4.8M)Current InsiderOwnership (%, shares)
- 0Number of InsiderBuying (last 12 months)
- $0.00Amount of InsiderBuying (last 12 months)
- 0Number of InsiderSelling (last 12 months)
- $0.00Amount of InsiderSelling (last 12 months)
Insider Name & Title | Type | Date
| Transaction Value | Shares | Share Price | Shares After Transactions |
|---|---|---|---|---|---|---|
Betts Wendy J | Award | Mar 31, 2026 | $6,249.75 | 3,205 | $1.95 | 9,513 |
Intrater James | Award | Mar 31, 2026 | $6,249.75 | 3,205 | $1.95 | 10,464 |
Burton Paul Frederick | Award | Mar 31, 2026 | $6,249.75 | 3,205 | $1.95 | 10,464 |
Fung Peter K | Award | Dec 31, 2025 | $6,249.26 | 2,306 | $2.71 | 6,308 |
Betts Wendy J | Award | Dec 31, 2025 | $6,249.26 | 2,306 | $2.71 | 6,308 |
Intrater James | Award | Dec 31, 2025 | $6,249.26 | 2,306 | $2.71 | 7,259 |
Fung Peter K | Award | Sep 30, 2025 | $6,251.59 | 1,559 | $4.01 | 4,002 |
Intrater James | Award | Sep 30, 2025 | $6,251.59 | 1,559 | $4.01 | 4,953 |
Burton Paul Frederick | Award | Sep 30, 2025 | $6,251.59 | 1,559 | $4.01 | 4,953 |
Betts Wendy J | Award | Sep 30, 2025 | $6,251.59 | 1,559 | $4.01 | 4,002 |
Fung Peter K | Award | Jun 30, 2025 | $6,249.60 | 1,736 | $3.60 | 2,443 |
Burton Paul Frederick | Award | Jun 30, 2025 | $6,249.60 | 1,736 | $3.60 | 3,394 |
Betts Wendy J | Award | Jun 30, 2025 | $6,249.60 | 1,736 | $3.60 | 2,443 |
Intrater James | Award | Jun 30, 2025 | $6,249.60 | 1,736 | $3.60 | 3,394 |
Fung Peter K | Award | Mar 31, 2025 | $6,249.87 | 18,939 | $0.33 | 21,211 |
Intrater James | Award | Mar 31, 2025 | $6,249.87 | 18,939 | $0.33 | 49,744 |
Betts Wendy J | Award | Mar 31, 2025 | $6,249.87 | 18,939 | $0.33 | 21,211 |
Burton Paul Frederick | Award | Mar 31, 2025 | $6,249.87 | 18,939 | $0.33 | 49,744 |
Intrater James | Award | Dec 31, 2024 | $4,180.48 | 4,544 | $0.92 | 30,805 |
Burton Paul Frederick | Award | Dec 31, 2024 | $4,180.48 | 4,544 | $0.92 | 30,805 |
Burton Paul Frederick | Award | Sep 30, 2024 | $4,110.92 | 18,686 | $0.22 | 26,261 |
Philibert Robert Chief Medical Officer | Buy | Sep 06, 2024 | $7,638.51 | 26,615 | $0.29 | 1.7M |
Philibert Robert Chief Medical Officer | Buy | Sep 06, 2024 | $2,124.61 | 7,460 | $0.28 | 1.7M |