2 institutions reported holding $184,304 of SPARK I ACQUISITION CORP (SPKLU) in SEC 13F filings for 2026-06-30. Largest institutional holders: Clear Street Group Inc. ($181,632), UBS Group AG ($2,672). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | Clear Street Group Inc. | $181,632 | 14,004 | Trimmed |
| 2 | UBS Group AG | $2,672 | 249 | Trimmed |
Source: SEC Form 13F filings · as of 2026-06-30