18 institutions reported holding $29.3M of TIDAL TRUST II DEFI DA (SMCX) in SEC 13F filings for 2026-06-30. Largest institutional holders: JANE STREET GROUP, LLC ($12.4M), SUSQUEHANNA INTERNATIONAL GROUP, LLP ($8.2M), CITADEL ADVISORS LLC ($4.5M), Optiver Holding B.V. ($1.8M), Belvedere Trading LLC ($1.0M). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | JANE STREET GROUP, LLC | $12.4M | 1.4M | Added |
| 2 | SUSQUEHANNA INTERNATIONAL GROUP, LLP | $8.2M | 916,017 | Added |
| 3 | CITADEL ADVISORS LLC | $4.5M | 507,230 | Added |
| 4 | Optiver Holding B.V. | $1.8M | 199,874 | New |
| 5 | Belvedere Trading LLC | $1.0M | 166,500 | Added |
| 6 | StoneX Group Inc. | $600,448 | 23,038 | New |
| 7 | HRT FINANCIAL LP | $555,000 | 62,319 | Added |
| 8 | UBS Group AG | $122,596 | 13,744 | Hold |
| 9 | SIMPLEX TRADING, LLC | $110,001 | 12,332 | Added |
| 10 | Larson Financial Group LLC | $13,380 | 1,500 | Added |
| 11 | MORGAN STANLEY | $8,501 | 953 | New |
| 12 | Chung Wu Investment Group, LLC | $6,244 | 700 | New |
| 13 | CITIGROUP INC | $437 | 49 | Trimmed |
| 14 | Federation des caisses Desjardins du Quebec | $45 | 5 | New |
| 15 | IMC-Chicago, LLC | $0 | 0 | Exited |
| 16 | Tower Research Capital LLC (TRC) | $0 | 0 | Exited |
| 17 | Jump Financial, LLC | $0 | 0 | Exited |
| 18 | GOLDMAN SACHS GROUP INC | $0 | 0 | Exited |
Source: SEC Form 13F filings · as of 2026-06-30