AVISTA CORP — Director's Dealing 2024

Feb 21, 2024

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: AVISTA CORP (AVA)
CIK: 0000104918
Period of Report: 2024-02-19

Reporting Person: THIES MARK T (EVP - Retired)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2024-02-19	Common Stock - Performance Shares (CEPS)	M	3043	—	Acquired	92482	Direct
2024-02-19	Common Stock - Performance Shares (CEPS)	F	741	$33.57	Disposed	91741	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2024-02-19	Conversion of 2021 Performance Shares (CEPS)	$	M	5741	Disposed		Common Stock (5741)	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock in Spouse's Plan	5751	Indirect

Footnotes

F1: No conversion price. Shares awarded if performance measure is met.

F2: Shares withheld to pay income tax on Performance Shares acquired 2/19/24.