---
schema_version: "secwatch.filing_event.v1"
accession: "0001193125-26-294722"
form_type: "8-K"
ticker: "AVA"
cik: "0000104918"
company_name: "AVISTA CORP"
filed_at: "2026-07-02T20:32:27+00:00"
generated_at: "2026-07-02T20:34:06.688455+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.3
calibrated_materiality_score: 0.3
confidence: "high"
source: SEC EDGAR
---

# Avista SVP Jason Thackston to retire Jan 1, 2027; will join Whitworth University as CFO

## Summary
- Jason R. Thackston, SVP of Growth, Energy Policy and External Relations, announced retirement effective Jan 1, 2027.
- Thackston will become VP of Finance and Administration and CFO at Whitworth University, where he previously served in board-level roles.
- Departure is not due to any disagreement with management or Board; transition period of six months.
- Thackston's responsibilities will be transitioned over the next six months.

## SEC filing metadata
- accession: 0001193125-26-294722
- form_type: 8-K
- ticker: AVA
- cik: 0000104918
- company_name: AVISTA CORP
- filed_at: 2026-07-02T20:32:27+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.3
- calibrated_materiality_score: 0.3
- confidence: high
- sec_items: 5.02
- EDGAR index: https://www.sec.gov/Archives/edgar/data/104918/000119312526294722/0001193125-26-294722-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/104918/000119312526294722/ava-20260702.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001193125-26-294722
- JSON: https://secwatch.observer/filing/0001193125-26-294722.json
- Plain text: https://secwatch.observer/filing/0001193125-26-294722.txt

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.