11 institutions reported holding $7.6M of TIDAL TRUST II (SOFX) in SEC 13F filings for 2026-03-31. Largest institutional holders: SUSQUEHANNA INTERNATIONAL GROUP, LLP ($2.9M), UBS Group AG ($1.7M), JANE STREET GROUP, LLC ($1.4M), CITADEL ADVISORS LLC ($1.0M), Optiver Holding B.V. ($502,380). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | SUSQUEHANNA INTERNATIONAL GROUP, LLP | $2.9M | 309,975 | Added |
| 2 | UBS Group AG | $1.7M | 179,097 | Trimmed |
| 3 | JANE STREET GROUP, LLC | $1.4M | 147,600 | Trimmed |
| 4 | CITADEL ADVISORS LLC | $1.0M | 107,500 | Trimmed |
| 5 | Optiver Holding B.V. | $502,380 | 53,788 | Added |
| 6 | GTS SECURITIES LLC | $175,891 | 18,832 | New |
| 7 | GROUP ONE TRADING LLC | $1,214 | 130 | New |
| 8 | SIMPLEX TRADING, LLC | $0 | 0 | Exited |
| 9 | FLOW TRADERS U.S. LLC | $0 | 0 | Exited |
| 10 | Belvedere Trading LLC | $0 | 0 | Exited |
| 11 | Jump Financial, LLC | $0 | 0 | Exited |
Source: SEC Form 13F filings · as of 2026-03-31