11 institutions reported holding $38.6M of AVISTA CORP (AVA) in SEC 13F filings for 2026-06-30. Largest institutional holders: OLD REPUBLIC INTERNATIONAL CORP ($24.5M), CONGRESS ASSET MANAGEMENT CO ($11.2M), Assenagon Asset Management S.A. ($1.6M), Apella Capital, LLC ($791,040), Longboard Asset Management, LP ($225,250). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | OLD REPUBLIC INTERNATIONAL CORP | $24.5M | 597,500 | Hold |
| 2 | CONGRESS ASSET MANAGEMENT CO | $11.2M | 273,449 | Added |
| 3 | Assenagon Asset Management S.A. | $1.6M | 39,860 | New |
| 4 | Apella Capital, LLC | $791,040 | 19,181 | Trimmed |
| 5 | Longboard Asset Management, LP | $225,250 | 5,506 | Hold |
| 6 | GAMMA Investing LLC | $125,185 | 3,060 | Added |
| 7 | Versant Capital Management, Inc | $64,024 | 1,565 | Added |
| 8 | Cedar Mountain Advisors, LLC | $31,454 | 769 | Hold |
| 9 | EASTERN BANK | $22,173 | 542 | Hold |
| 10 | Hilltop National Bank | $20,455 | 500 | Trimmed |
| 11 | MassMutual Private Wealth & Trust, FSB | $6,627 | 162 | Hold |
Source: SEC Form 13F filings · as of 2026-06-30