2 institutions reported holding $227,229 of EUREKA ACQUISITION CORP (EURKU) in SEC 13F filings for 2026-06-30. Largest institutional holders: Clear Street Group Inc. ($177,709), UBS Group AG ($49,520). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | Clear Street Group Inc. | $177,709 | 15,333 | Added |
| 2 | UBS Group AG | $49,520 | 4,269 | Trimmed |
Source: SEC Form 13F filings · as of 2026-06-30