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Of the 5 tracked institutions holding CDIO, 2 have a 3-year clone track record — 2 of them beat the S&P. Average holder's clone alpha: +7.5pt. It's a gauge of who owns the name, not just how many.
Alpha = the manager's 3-year clone return minus the S&P 500. A skilled roster is a stronger tell than a crowded one — though even skilled managers' edge doesn't reliably survive the 13F disclosure lag. Why →
Among the 5 tracked institutional investors we monitor, CDIO (CARDIO DIAGNOSTICS HOLDGS IN) is held with a combined value of $313.02K across 137,202 shares. The largest holder is RENAISSANCE TECHNOLOGIES LLC with a position worth $107.75K. 2 funds opened new positions in the most recent quarter. 1 fund increased its holdings.
Total Institutional Value
$313.02K
Total Shares Held
137,202
Institutional Holders
5
Ranked by estimated dollars moved (share change × implied price). 13F data lags up to 45 days.
None this quarter.
| # | Fund | Value↓ | Portfolio % | Change |
|---|---|---|---|---|
| 1 | RENAISSANCE TECHNOLOGIES LLC | $107.75K | 0.00% | +220.6% |
| 2 | BlackRock, Inc. | $76.01K | 0.00% | - |
| 3 | VANGUARD GROUP INC | $65.38K | 0.00% | - |
| 4 | CITADEL ADVISORS LLC | $41.77K | 0.00% | New |
| 5 | STATE STREET CORP | $22.12K | 0.00% | New |
As of the latest SEC 13F filings, RENAISSANCE TECHNOLOGIES LLC is the largest institutional holder of CDIO with a position worth $107.75K, representing 0.00% of their portfolio. In total, 5 institutional investors hold CDIO with a combined value of $313.02K.
In the most recent quarter, 2 funds opened a new position in CDIO. Additionally, 1 increased their holdings.
Institutional investors hold $313.02K worth of CDIO stock across 5 positions. The largest institutional holder is RENAISSANCE TECHNOLOGIES LLC with $107.75K in holdings.
A 13F filing is a quarterly report required by the SEC from institutional investment managers with over $100 million in assets. It discloses their holdings in U.S. equities. For CDIO, these filings reveal which major funds are accumulating or reducing positions, providing insights into institutional sentiment.
Get notified when hedge funds change their CDIO positions.
Last Close
$2.03
2026-08-21
YTD
-28.5%
18% of 52-week range
