Heritage Financial director sells 13,675 shares at $29

HERITAGE FINANCIAL CORP (HFWA) director Brian Charneski reported an indirect sale of 13,675 shares of common stock on September 3, 2026 in an open-market or private transaction at about $29.18 per share, held through a corporation.

Rhea-AI Filing Summary

HERITAGE FINANCIAL CORP (HFWA) director Brian Charneski reported an indirect sale of 13,675 shares of common stock on September 3, 2026 in an open-market or private transaction at about $29.18 per share, held through a corporation. Following this sale, he reported holding no shares indirectly. No Rule 10b5-1 trading plan is reported.

Insider Trade Summary

Net Seller: 13,675 shares

Net Sell 1 txn

Insider CHARNESKI BRIAN

Role Director

Sold 13,675 shs ($399K)

Type	Security	Shares	Price	Value
Sale	Common Stock	13,675	$29.184	$399K

Holdings After Transaction: Common Stock — 0 shares (Indirect, by Corporation)

Key Figures

Shares sold: 13,675 shares Sale price per share: $29.18 per share Shares held after transaction: 0 shares +1 more

4 metrics

Shares sold 13,675 shares Indirect sale of common stock reported for September 3, 2026

Sale price per share $29.18 per share Price for the reported sale of HFWA common stock

Shares held after transaction 0 shares Indirect holdings reported following the September 3, 2026 sale

Net shares sold 13,675 shares Net change in reported holdings from this Form 4 filing

FAQ

What insider transaction did HFWA director Brian Charneski report?

Brian Charneski reported an indirect sale of 13,675 shares of Heritage Financial Corp common stock on September 3, 2026, executed as an open-market or private transaction at about $29.18 per share.

How many HFWA shares does Brian Charneski report holding after this transaction?

After the reported transaction, Brian Charneski reports holding 0 shares of Heritage Financial Corp common stock indirectly through the referenced corporation.

Was Brian Charneski’s HFWA stock sale under a Rule 10b5-1 trading plan?

No. The filing indicates that no Rule 10b5-1 trading plan is associated with the reported sale of Heritage Financial Corp shares.

What price did HFWA director Brian Charneski receive for the sold shares?

The reported sale of Heritage Financial Corp common stock by Brian Charneski was executed at approximately $29.18 per share.

How was Brian Charneski’s ownership in HFWA characterized before the sale?

The sold shares were reported as held indirectly, described as being held by a corporation, rather than as directly owned by Brian Charneski personally.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Available on EDGAR 09/03/2026 - 12:02 PM Accepted by SEC EDGAR 09/03/2026 - 12:02 PM Learn about SEC filing dates

SEC Form 4

FORM 4

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

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:			3235-0287
Estimated average burden
hours per response:			0.5

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

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

CHARNESKI BRIAN

(Last) (First) (Middle)

PO BOX 1578

(Street)

OLYMPIA WASHINGTON 98507

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
HERITAGE FINANCIAL CORP /WA/ [ HFWA ]

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

X	Director		10% Owner
	Officer (give title below)		Other (specify below)

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
09/03/2026

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

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

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

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 Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock	09/03/2026		S		13,675	D	$29.184	0	I	by Corporation

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)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

Remarks:

	/s/ Kaylene Lahn as Attorney in Fact for Brian Charneski	09/03/2026
	** 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.
* Form 4: SEC 1474 (03-26)