10 institutions reported holding $1.7M of TIDAL TRUST III (QUSA) in SEC 13F filings for 2026-03-31. Largest institutional holders: Formidable Asset Management, LLC ($1.1M), SUSQUEHANNA INTERNATIONAL GROUP, LLP ($296,627), JANE STREET GROUP, LLC ($186,770), Synergy Asset Management, LLC ($172,074), HARBOUR INVESTMENTS, INC. ($17,202). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | Formidable Asset Management, LLC | $1.1M | 58,556 | Added |
| 2 | SUSQUEHANNA INTERNATIONAL GROUP, LLP | $296,627 | 17,278 | Added |
| 3 | JANE STREET GROUP, LLC | $186,770 | 10,879 | New |
| 4 | Synergy Asset Management, LLC | $172,074 | 10,023 | New |
| 5 | HARBOUR INVESTMENTS, INC. | $17,202 | 1,002 | Hold |
| 6 | OSAIC HOLDINGS, INC. | $8,584 | 500 | Hold |
| 7 | WELLS FARGO & COMPANY/MN | $24 | 1 | Hold |
| 8 | MORGAN STANLEY | $21 | 1 | New |
| 9 | Tower Research Capital LLC (TRC) | $0 | 0 | Exited |
| 10 | UBS Group AG | $0 | 0 | Exited |
Source: SEC Form 13F filings · as of 2026-03-31