4 institutions reported holding $124,250 of KARTOON STUDIOS INC. (GNUS) in SEC 13F filings for 2026-06-30. Largest institutional holders: GROUP ONE TRADING LLC ($58,504), IMC-Chicago, LLC ($53,818), SIMPLEX TRADING, LLC ($11,928), HUNTINGTON NATIONAL BANK ($0). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | GROUP ONE TRADING LLC | $58,504 | 82,400 | Added |
| 2 | IMC-Chicago, LLC | $53,818 | 75,800 | Added |
| 3 | SIMPLEX TRADING, LLC | $11,928 | 16,800 | Added |
| 4 | HUNTINGTON NATIONAL BANK | $0 | 1 | Hold |
Source: SEC Form 13F filings · as of 2026-06-30