5 institutions reported holding $81.4M of WEBULL CORP (BULLZ) in SEC 13F filings for 2026-06-30. Largest institutional holders: GROUP ONE TRADING LLC ($37.7M), SIMPLEX TRADING, LLC ($18.9M), IMC-Chicago, LLC ($16.5M), HRT FINANCIAL LP ($7.0M), SG Americas Securities, LLC ($1.3M). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | GROUP ONE TRADING LLC | $37.7M | 5.8M | Added |
| 2 | SIMPLEX TRADING, LLC | $18.9M | 2.9M | Trimmed |
| 3 | IMC-Chicago, LLC | $16.5M | 2.5M | Added |
| 4 | HRT FINANCIAL LP | $7.0M | 1.1M | Added |
| 5 | SG Americas Securities, LLC | $1.3M | 1.5M | Trimmed |
Source: SEC Form 13F filings · as of 2026-06-30