3 institutions reported holding $1.1M of DOMINARI HOLDINGS INC (AIKI) in SEC 13F filings for 2026-06-30. Largest institutional holders: SIMPLEX TRADING, LLC ($815,144), GROUP ONE TRADING LLC ($185,574), IMC-Chicago, LLC ($55,578). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | SIMPLEX TRADING, LLC | $815,144 | 259,600 | Added |
| 2 | GROUP ONE TRADING LLC | $185,574 | 59,100 | New |
| 3 | IMC-Chicago, LLC | $55,578 | 17,700 | New |
Source: SEC Form 13F filings · as of 2026-06-30