[Form 5] AVISTA CORP Annual Statement of Beneficial Ownership

Rhea-AI Filing Summary

Gregory C. Hesler, Senior Vice President/Corporate Secretary of Avista Corp (AVA), filed a Form 5 reporting annual changes in his beneficial ownership for the fiscal year ended 09/16/2025. The filing shows two inadvertent dividend reinvestments that increased his common stock holdings: on 03/14/2025 he acquired 37.0788 shares at $40.1475 and on 06/13/2025 he acquired 49.8938 shares at $37.5066. After these transactions his beneficial ownership stood at 21,789.0788 shares following the March reinvestment and 21,838.9726 shares after the June reinvestment. The Form 5 was signed by Mr. Hesler on 09/17/2025 and notes the transactions were dividend reinvestments.

Positive

• Timely and complete disclosure of two dividend reinvestment transactions with dates, share amounts, and prices
• Signed filing by the reporting person on 09/17/2025, indicating formal compliance with Section 16 reporting

Negative

• None.

Insights

Corporate Governance Expert

TL;DR: Officer reported small, inadvertent dividend reinvestments; no change to control or material ownership.

The Form 5 discloses two dividend reinvestment transactions that modestly increased the reporting persons common stock position. These transactions are described as inadvertent reinvestments, indicating they were not purposeful open-market acquisitions. The sizes (37.0788 shares and 49.8938 shares) are immaterial relative to institutional thresholds for control. The filing fulfils Section 16 annual reporting obligations and demonstrates routine compliance by timely reporting and manual signature.

Securities Compliance Analyst

TL;DR: Reporting appears compliant; transactions are routine and documented as dividend reinvestments.

The Form 5 provides transaction dates, share amounts, and per-share prices for two non-derivative acquisitions labeled as inadvertent dividend reinvestments. The report includes the reporting person's role as Senior Vice President/Corporate Secretary and indicates the form was filed as an individual. From a compliance standpoint, the disclosure meets required fields and includes a dated signature, reducing procedural risk. No derivative positions or other material transactions are disclosed.

SEC Form 5

FORM 5

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

ANNUAL STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0362
Estimated average burden
hours per response:			1.0

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Form 3 Holdings Reported.

Form 4 Transactions Reported.

1. Name and Address of Reporting Person^*

Hesler Gregory Curtis

(Last) (First) (Middle)

1411 E. MISSION AVENUE

(Street)

SPOKANE WA 99202

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
AVISTA CORP [ AVA ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	Sr V President/Corp Secretary

3. Statement for Issuer's Fiscal Year Ended (Month/Day/Year)
09/16/2025

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)	4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned at end of Issuer's Fiscal Year (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
				Amount	(A) or (D)	Price
Common Stock	03/14/2025		J5	37.0788(1)	A	$40.1475	21,789.0788	D
Common Stock	06/13/2025		J5	49.8938(2)	A	$37.5066	21,838.9726	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)	5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
					(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. Inadvertent reinvestment of Dividends March 2025

2. Inadvertent reinvestment of Dividends June 2025

	/s/Gregory C. Hesler	09/17/2025
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.

FAQ

What transactions did Gregory C. Hesler report on Form 5 for AVA?

He reported two dividend reinvestments: 37.0788 shares acquired on 03/14/2025 at $40.1475 and 49.8938 shares acquired on 06/13/2025 at $37.5066.

What is Gregory Heslers role at Avista Corp (AVA)?

He is identified as Senior Vice President/Corporate Secretary and filed the Form 5 as an officer.

How many shares did Hesler beneficially own after the reported transactions?

After the March 2025 reinvestment he beneficially owned 21,789.0788 shares and after the June 2025 reinvestment he beneficially owned 21,838.9726 shares.

Why were the transactions described as inadvertent?

The filer stated the transactions were inadvertent reinvestment of dividends in March 2025 and June 2025.

When was the Form 5 signed and filed by the reporting person?

The form bears the reporting persons signature dated 09/17/2025.