12 institutions reported holding $337,367 of ETF OPPORTUNITIES TRUST (DJTU) in SEC 13F filings for 2026-03-31. Largest institutional holders: Optiver Holding B.V. ($191,230), CITADEL ADVISORS LLC ($39,109), SUSQUEHANNA INTERNATIONAL GROUP, LLP ($29,265), TWO SIGMA SECURITIES, LLC ($28,929), XTX Topco Ltd ($26,135). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | Optiver Holding B.V. | $191,230 | 117,319 | Added |
| 2 | CITADEL ADVISORS LLC | $39,109 | 23,993 | Trimmed |
| 3 | SUSQUEHANNA INTERNATIONAL GROUP, LLP | $29,265 | 17,954 | Trimmed |
| 4 | TWO SIGMA SECURITIES, LLC | $28,929 | 17,748 | Added |
| 5 | XTX Topco Ltd | $26,135 | 16,034 | Added |
| 6 | FLOW TRADERS U.S. LLC | $22,000 | 13,607 | New |
| 7 | GROUP ONE TRADING LLC | $386 | 237 | Added |
| 8 | SIMPLEX TRADING, LLC | $311 | 191 | Trimmed |
| 9 | SBI Securities Co., Ltd. | $2 | 1 | Hold |
| 10 | HRT FINANCIAL LP | $0 | 0 | Exited |
| 11 | Tower Research Capital LLC (TRC) | $0 | 0 | Exited |
| 12 | UBS Group AG | $0 | 0 | Exited |
Source: SEC Form 13F filings · as of 2026-03-31