1 institutions reported holding $39 of COSIGO RES LTD F (COSRF) in SEC 13F filings for 2026-03-31. Largest institutional holders: Golden State Equity Partners ($39). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | Golden State Equity Partners | $39 | 1,333 | New |
Source: SEC Form 13F filings · as of 2026-03-31