2 institutions reported holding $725,635 of SPINNAKER ETF SERIES (YFFI) in SEC 13F filings for 2026-03-31. Largest institutional holders: GTS SECURITIES LLC ($410,632), JANE STREET GROUP, LLC ($315,003). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | GTS SECURITIES LLC | $410,632 | 41,014 | New |
| 2 | JANE STREET GROUP, LLC | $315,003 | 31,461 | Added |
Source: SEC Form 13F filings · as of 2026-03-31