3 institutions reported holding $105,868 of CURIOSITYSTREAM INC (CURIW) in SEC 13F filings for 2026-06-30. Largest institutional holders: IMC-Chicago, LLC ($57,190), GROUP ONE TRADING LLC ($25,802), SIMPLEX TRADING, LLC ($22,876). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | IMC-Chicago, LLC | $57,190 | 21,500 | Trimmed |
| 2 | GROUP ONE TRADING LLC | $25,802 | 9,700 | Added |
| 3 | SIMPLEX TRADING, LLC | $22,876 | 8,600 | Trimmed |
Source: SEC Form 13F filings · as of 2026-06-30