Heart Test Laboratories-CW27HSCSWPreferred / convertible
13F holders, Q1 2025 (March 31)3holders −2
0new positions
2sold out
1famous investor
$0.04avg. 13F price*
At the end of Q1 2025, 3 institutions reported holding Heart Test Laboratories-CW27 (HSCSW) in their 13F filings, down 2 from Q4 2024. 0 opened new positions and 2 sold out. The largest holders were Citadel Advisors ($11K), Clear Street LLC ($11K) and Susquehanna International Group, LLP ($1K). One famous investor held it Ken Griffin ( of Citadel Advisors's portfolio).
- Company
- Heart Test Laboratories-CW27
- Filed as
- HEARTSCIENCES INC (Q1 2025)
- CUSIP
- 42254E112
- Latest filing quarter
- Q2 2026
History
Number of 13F holders
Total Exit/New Position Q4 2024 → Q1 2025
| Institutions | Total Value | |
|---|---|---|
| New Positions | 0 | $0 |
| Exits | 2 | $151 |
All 13F filers, Q4 2024 → Q1 2025: 10,652 shares bought and 15,435 shares sold, net −4,783 shares. Counts holders who added, trimmed, opened or closed a position; split-adjusted.
Ownership 3 holders
| Citadel Advisors | — | Add +5.0% | 224,809 | $11K |
| Clear Street LLC | — | No change | 270,770 | $11K |
| Susquehanna International Group, LLP | — | Reduce -25.7% | 30,129 | $1K |
"% of holder's portfolio" is HSCSW's weight in each manager's 13F, not the share of Heart Test Laboratories-CW27 the manager owns.