3 institutions reported holding $436,808 of CADIZ INC (CDZIP) in SEC 13F filings for 2026-06-30. Largest institutional holders: SIMPLEX TRADING, LLC ($245,364), GROUP ONE TRADING LLC ($120,384), IMC-Chicago, LLC ($71,060). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | SIMPLEX TRADING, LLC | $245,364 | 58,700 | Added |
| 2 | GROUP ONE TRADING LLC | $120,384 | 28,800 | Added |
| 3 | IMC-Chicago, LLC | $71,060 | 17,000 | Trimmed |
Source: SEC Form 13F filings · as of 2026-06-30