13 institutions reported holding $8.4M of PROSHARES TR (EFO) in SEC 13F filings for 2026-03-31. Largest institutional holders: Discipline Wealth Solutions, LLC ($3.6M), SUSQUEHANNA INTERNATIONAL GROUP, LLP ($1.7M), PMV Capital Advisers, LLC ($1.6M), OSAIC HOLDINGS, INC. ($373,481), CITADEL ADVISORS LLC ($293,514). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | Discipline Wealth Solutions, LLC | $3.6M | 56,692 | Trimmed |
| 2 | SUSQUEHANNA INTERNATIONAL GROUP, LLP | $1.7M | 27,165 | New |
| 3 | PMV Capital Advisers, LLC | $1.6M | 25,372 | Added |
| 4 | OSAIC HOLDINGS, INC. | $373,481 | 5,872 | Added |
| 5 | CITADEL ADVISORS LLC | $293,514 | 4,615 | New |
| 6 | Elm3 Financial Group, LLC | $249,670 | 3,926 | Added |
| 7 | JANE STREET GROUP, LLC | $240,917 | 3,788 | New |
| 8 | Innova Wealth Partners | $236,210 | 3,714 | New |
| 9 | Cassaday & Co Wealth Management LLC | $74,603 | 1,173 | New |
| 10 | HARBOUR INVESTMENTS, INC. | $10,685 | 168 | New |
| 11 | SIMPLEX TRADING, LLC | $1,335 | 21 | New |
| 12 | MORGAN STANLEY | $105 | 1 | Hold |
| 13 | Tempus Wealth Planning, LLC | $0 | 0 | Exited |
Source: SEC Form 13F filings · as of 2026-03-31