Cardio Diagnostics-CW26CDIOWPreferred / convertible
13F holders, Q2 2026 (June 30)7holders
0new positions
0sold out
1famous investor
$0.27avg. 13F price*
At the end of Q2 2026, 7 institutions reported holding Cardio Diagnostics-CW26 (CDIOW) in their 13F filings, unchanged from Q1 2026. 0 opened new positions and 0 sold out. The largest holders were Boothbay Fund Management, LLC ($133K), Saba Capital Management, L.P. ($3K) and Clear Street Group Inc. ($1K). One famous investor held it David E. Shaw ( of D. E. Shaw & Co.'s portfolio).
- Company
- Cardio Diagnostics-CW26
- CUSIP
- 14159C111
- Latest filing quarter
- Q2 2026
History
Number of 13F holders
Total Exit/New Position Q1 2026 → Q2 2026
| Institutions | Total Value | |
|---|---|---|
| New Positions | 0 | $0 |
| Exits | 0 | $0 |
All 13F filers, Q1 2026 → Q2 2026: 9,509 shares sold, net −9,509 shares. Counts holders who added, trimmed, opened or closed a position; split-adjusted.
Ownership 7 holders
| Boothbay Fund Management, LLC | — | No change | 60,540 | $133K |
| Saba Capital Management, L.P. | — | No change | 199,839 | $3K |
| Clear Street Group Inc. | — | No change | 82,342 | $1K |
| D. E. Shaw & Co. | — | No change | 74,822 | $1K |
| Context Capital Management, LLC | — | No change | 81,500 | $1K |
| UBS Group AG | — | No change | 5,561 | $67 |
| Virtu Financial LLC | — | Reduce -30.9% | 21,279 | $0 |
"% of holder's portfolio" is CDIOW's weight in each manager's 13F, not the share of Cardio Diagnostics-CW26 the manager owns.