3 institutions reported holding $387,673 of SPINNAKER ETF SERIES (YFFI) in SEC 13F filings for 2026-06-30. Largest institutional holders: JANE STREET GROUP, LLC ($247,862), GTS SECURITIES LLC ($132,640), UBS Group AG ($7,171). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | JANE STREET GROUP, LLC | $247,862 | 24,785 | Trimmed |
| 2 | GTS SECURITIES LLC | $132,640 | 13,264 | Trimmed |
| 3 | UBS Group AG | $7,171 | 717 | New |
Source: SEC Form 13F filings · as of 2026-06-30