6 institutions reported holding $1.4M of SIMPLIFY EXCHANGE TRADED FUN (IOPP) in SEC 13F filings for 2026-03-31. Largest institutional holders: JANE STREET GROUP, LLC ($954,629), CITADEL ADVISORS LLC ($479,217), SIGNATUREFD, LLC ($2,535), HARBOUR INVESTMENTS, INC. ($1,182), DHJJ Financial Advisors, Ltd. ($119). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | JANE STREET GROUP, LLC | $954,629 | 40,385 | Added |
| 2 | CITADEL ADVISORS LLC | $479,217 | 20,273 | New |
| 3 | SIGNATUREFD, LLC | $2,535 | 107 | Hold |
| 4 | HARBOUR INVESTMENTS, INC. | $1,182 | 50 | Hold |
| 5 | DHJJ Financial Advisors, Ltd. | $119 | 5 | Hold |
| 6 | UBS Group AG | $0 | 0 | Exited |
Source: SEC Form 13F filings · as of 2026-03-31