8 institutions reported holding $2.5M of TIDAL TRUST II (ONDL) in SEC 13F filings for 2026-06-30. Largest institutional holders: Optiver Holding B.V. ($983,583), RENAISSANCE TECHNOLOGIES LLC ($839,445), Jump Financial, LLC ($293,085), StoneX Group Inc. ($231,891), HRT FINANCIAL LP ($105,000). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | Optiver Holding B.V. | $983,583 | 111,898 | Added |
| 2 | RENAISSANCE TECHNOLOGIES LLC | $839,445 | 95,500 | New |
| 3 | Jump Financial, LLC | $293,085 | 33,343 | Trimmed |
| 4 | StoneX Group Inc. | $231,891 | 10,533 | New |
| 5 | HRT FINANCIAL LP | $105,000 | 12,025 | Added |
| 6 | Tower Research Capital LLC (TRC) | $27,275 | 3,103 | New |
| 7 | SUSQUEHANNA INTERNATIONAL GROUP, LLP | $0 | 0 | Exited |
| 8 | UBS Group AG | $0 | 0 | Exited |
Source: SEC Form 13F filings · as of 2026-06-30