1 institutions reported holding $25,377 of Stallion Uranium Corp (STLNF) in SEC 13F filings for 2026-06-30. Largest institutional holders: DUDLEY & SHANLEY, INC. ($25,377). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | DUDLEY & SHANLEY, INC. | $25,377 | 180,000 | Hold |
Source: SEC Form 13F filings · as of 2026-06-30