7 institutions reported holding $11.9M of ETF OPPORTUNITIES TRUST (UFOD) in SEC 13F filings for 2026-06-30. Largest institutional holders: IMC-Chicago, LLC ($9.4M), GROUP ONE TRADING LLC ($1.0M), HRT FINANCIAL LP ($617,000), SIMPLEX TRADING, LLC ($612,006), SUSQUEHANNA INTERNATIONAL GROUP, LLP ($261,627). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | IMC-Chicago, LLC | $9.4M | 179,000 | New |
| 2 | GROUP ONE TRADING LLC | $1.0M | 15,300 | Added |
| 3 | HRT FINANCIAL LP | $617,000 | 9,100 | New |
| 4 | SIMPLEX TRADING, LLC | $612,006 | 9,500 | Added |
| 5 | SUSQUEHANNA INTERNATIONAL GROUP, LLP | $261,627 | 9,982 | New |
| 6 | Caitlin John, LLC | $6,133 | 234 | New |
| 7 | UBS Group AG | $236 | 9 | New |
来源：SEC 13F 申报文件 · 截至 2026-06-30