Cardio Diagnostics-CW26CDIOWPreferred / convertible
13F holders, Q2 2025 (June 30)10holders +3
3new positions
0sold out
1famous investor
$0.39avg. 13F price*
At the end of Q2 2025, 10 institutions reported holding Cardio Diagnostics-CW26 (CDIOW) in their 13F filings, up 3 from Q1 2025. 3 opened new positions and 0 sold out. The largest holders were Boothbay Fund Management, LLC ($218K), Saba Capital Management, L.P. ($3K) and Clear Street LLC ($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 2025 → Q2 2025
| Institutions | Total Value | |
|---|---|---|
| New Positions | 3 | $356 |
| Exits | 0 | $0 |
All 13F filers, Q1 2025 → Q2 2025: 24,567 shares bought and 226 shares sold, net +24,341 shares. Counts holders who added, trimmed, opened or closed a position; split-adjusted.
Ownership 10 holders
| Boothbay Fund Management, LLC | — | No change | 60,540 | $218K |
| Saba Capital Management, L.P. | — | No change | 199,839 | $3K |
| Clear Street LLC | — | Add +0.1% | 82,742 | $1K |
| Context Capital Management, LLC | — | No change | 81,500 | $1K |
| D. E. Shaw & Co. | — | No change | 74,822 | $995 |
| Atw Spac Management LLC | — | No change | 60,540 | $981 |
| Susquehanna International Group, LLP | — | New | 13,706 | $182 |
| Two Sigma Securities, LLC | — | New | 10,561 | $171 |
| UBS Group AG | — | Reduce -19.6% | 925 | $15 |
| Toronto Dominion Bank | — | New | 200 | $3 |
"% of holder's portfolio" is CDIOW's weight in each manager's 13F, not the share of Cardio Diagnostics-CW26 the manager owns.