9 institutions reported holding $2.8M of ETF OPPORTUNITIES TRUST (GOOX) in SEC 13F filings for 2026-03-31. Largest institutional holders: CITADEL ADVISORS LLC ($1.8M), Optiver Holding B.V. ($562,541), SUSQUEHANNA INTERNATIONAL GROUP, LLP ($423,027), PNC Financial Services Group, Inc. ($69,533), MORGAN STANLEY ($2,521). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | CITADEL ADVISORS LLC | $1.8M | 31,742 | Trimmed |
| 2 | Optiver Holding B.V. | $562,541 | 10,040 | Trimmed |
| 3 | SUSQUEHANNA INTERNATIONAL GROUP, LLP | $423,027 | 7,550 | New |
| 4 | PNC Financial Services Group, Inc. | $69,533 | 1,241 | New |
| 5 | MORGAN STANLEY | $2,521 | 45 | Added |
| 6 | UBS Group AG | $0 | 0 | Exited |
| 7 | Sound Income Strategies, LLC | $0 | 0 | Exited |
| 8 | SG Americas Securities, LLC | $0 | 0 | Exited |
| 9 | Belvedere Trading LLC | $0 | 0 | Exited |
Source: SEC Form 13F filings · as of 2026-03-31