Wayne O. Manuel - 01 Oct 2025 Form 4 Insider Report for AVISTA CORP (AVA)

Role: Senior Vice President
Signature: /s/Wayne O. Manuel
Issuer symbol: AVA
Transactions as of: 01 Oct 2025
Net transactions value: +$50,386
Form type: 4
Filing time: 03 Oct 2025, 15:23:50 UTC
Previous filing: 17 Sep 2025
Next filing: 16 Dec 2025
SEC: View on sec.gov

Reporting Owners (1)

Name	Relationship	Address	Signature	Signature date	CIK
Manuel Wayne O	Senior Vice President	1411 E MISSION, SPOKANE	/s/Wayne O. Manuel	03 Oct 2025	0001978840

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	AVA	Common Stock - Restricted Shares Grant 2025	Award	$15,082	+405	+3.6%	$37.24	11,668	01 Oct 2025	Direct	F1

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Underlying Class	Amount	Exercise Price	Ownership	Footnotes
transaction	AVA	Performance Shares Grant - 2025	Award	$35,304	+948		$37.24	948	01 Oct 2025	Common Stock	948		Direct	F2, F3

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	Restricted Shares vest 1/3 each year over a 3-year period and are payable in Avista Corp. Common Stock at the end of each year in the 3-year period.
F2	No conversion price. Shares awarded if performance measure is met.
F3	Each performance cycle is 3 years in length. Shares will be issued at the end of each 3-year cycle if performance measure is met.