7 institutions reported holding $11.8M of TIDAL TRUST II (ZETX) in SEC 13F filings for 2026-06-30. Largest institutional holders: SIMPLEX TRADING, LLC ($4.3M), IMC-Chicago, LLC ($3.9M), GROUP ONE TRADING LLC ($2.6M), SUSQUEHANNA INTERNATIONAL GROUP, LLP ($750,748), HRT FINANCIAL LP ($153,000). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | SIMPLEX TRADING, LLC | $4.3M | 524,000 | Added |
| 2 | IMC-Chicago, LLC | $3.9M | 310,500 | Added |
| 3 | GROUP ONE TRADING LLC | $2.6M | 308,500 | Trimmed |
| 4 | SUSQUEHANNA INTERNATIONAL GROUP, LLP | $750,748 | 40,624 | New |
| 5 | HRT FINANCIAL LP | $153,000 | 17,200 | Trimmed |
| 6 | Optiver Holding B.V. | $91,071 | 4,928 | New |
| 7 | CITADEL ADVISORS LLC | $0 | 0 | Exited |
来源：SEC 13F 申报文件 · 截至 2026-06-30