1 institutions reported holding $43,779 of ATHA Energy Corp. (SASKF) in SEC 13F filings for 2026-03-31. Largest institutional holders: DUDLEY & SHANLEY, INC. ($43,779). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | DUDLEY & SHANLEY, INC. | $43,779 | 74,500 | New |
Source: SEC Form 13F filings · as of 2026-03-31