What does the Form 4 say about the restricted stock related to TSBK?

A footnote explains that a Restricted Stock Award was granted on 2024-09-24 and that the related shares will vest equally over five years . This note is linked to the common stock security title referenced in the reported sale transaction.

Timberland Bancorp (TSBK) CTO sells small block of shares

Q: What insider transaction did TSBK report for Breanne D. Antich?

TSBK reported that Breanne D. Antich , Chief Technology Officer/EVP, sold 30 shares of common stock on 2026-08-18. The sale was reported at a price of $46.4142 per share and classified as a sale in the open market or a private transaction.

Q: How many TSBK shares does Breanne D. Antich hold after this Form 4 transaction?

After the reported sale, Breanne D. Antich holds 3,890 TSBK shares directly and 4,174 shares indirectly through the Timberland Bank Employee Stock Ownership and 401(k) Plan (KSOP). These post-transaction holdings are specifically disclosed in the filing’s ownership tables.

Q: At what price were the TSBK shares sold by Breanne D. Antich?

The Form 4 states that 30 TSBK shares were sold at $46.4142 per share on 2026-08-18. The price is identified as a per-share figure for common stock with a par value of $0.01 per share, reflecting an open-market or private sale.

Q: Does the TSBK Form 4 indicate use of a Rule 10b5-1 trading plan?

The Form 4 for TSBK shows the Rule 10b5-1 checkbox as not selected , meaning the reported sale was not affirmed as made under a pre-arranged 10b5-1 trading plan. No footnote indicates any alternative trading arrangement governing this transaction.

Q: What is the nature of Breanne D. Antich’s indirect ownership of TSBK shares?

Breanne D. Antich’s indirect ownership consists of 4,174 TSBK shares held through the Timberland Bank Employee Stock Ownership and 401(k) Plan, referred to as the KSOP . A footnote clarifies that these shares represent plan holdings rather than additional directly held stock.

Filing Impact

(Neutral)

Filing Sentiment

(Neutral)

Form Type

Rhea-AI Filing Summary

TIMBERLAND BANCORP INC (TSBK) reported that officer Breanne D. Antich, Chief Technology Officer/EVP, sold 30 shares of common stock on 2026-08-18 at $46.4142 per share. Following this sale, she holds 3,890 shares directly and 4,174 shares indirectly through the Timberland Bank Employee Stock Ownership and 401(k) Plan (KSOP). The sold security is noted as a Restricted Stock Award granted on 2024-09-24 that vests equally over five years. The transactions were not reported as made under a Rule 10b5-1 trading plan.

Insider Trade Summary

Net Seller: 30 shares

Net Sell 2 txns

Insider Antich Breanne D

Role Chief Technology Officer/EVP

Sold 30 shs ($1K)

Type	Security	Shares	Price	Value
Sale	Common Stock, $.01 par value per share ^F1	30	$46.4142	$1K
holding	Common Stock, $.01 par value per share ^F2	--	--	--

Holdings After Transaction: Common Stock, $.01 par value per share — 3,890 shares (Direct); Common Stock, $.01 par value per share — 4,174 shares (Indirect, By KSOP)

Footnotes (2)

F1. Restricted Stock Award was granted on 9/24/2024. These shares will vest equally over 5 years.
F2. Represents shares held in the Timberland Bank Employee Stock Ownership and 401(k) Plan ("KSOP")

Key Figures

Shares sold: 30 shares Sale price: $46.4142 per share Direct holdings after transaction: 3,890 shares +3 more

6 metrics

Shares sold 30 shares Common Stock sale on 2026-08-18 by CTO/EVP Breanne D. Antich

Sale price $46.4142 per share Price for 30 TSBK common shares sold on 2026-08-18

Direct holdings after transaction 3,890 shares Direct TSBK common stock owned by Breanne D. Antich following the sale

Indirect holdings (KSOP) 4,174 shares TSBK shares held indirectly through the Timberland Bank Employee Stock Ownership and 401(k) Plan

Restricted Stock Award grant date 2024-09-24 Grant date of Restricted Stock Award that vests equally over 5 years

Restricted Stock vesting period 5 years Shares from the Restricted Stock Award vest equally over this period

Key Terms

Restricted Stock Award, Employee Stock Ownership and 401(k) Plan, KSOP

3 terms

Restricted Stock Award financial

"Restricted Stock Award was granted on 9/24/2024."

A restricted stock award is company shares given to an employee or executive that cannot be sold or fully owned until certain conditions—like staying with the company for a set time or hitting performance targets—are met. Think of it as a gift that only becomes yours after you fulfill specific obligations; for investors, these awards matter because they can increase the total shares outstanding when they vest, reveal how management is being paid and motivated, and create potential selling pressure when restrictions lift.

Employee Stock Ownership and 401(k) Plan financial

"Represents shares held in the Timberland Bank Employee Stock Ownership and 401(k) Plan"

KSOP financial

"Plan ("KSOP")"

FAQ

What insider transaction did TSBK report for Breanne D. Antich?

TSBK reported that Breanne D. Antich, Chief Technology Officer/EVP, sold 30 shares of common stock on 2026-08-18. The sale was reported at a price of $46.4142 per share and classified as a sale in the open market or a private transaction.

How many TSBK shares does Breanne D. Antich hold after this Form 4 transaction?

After the reported sale, Breanne D. Antich holds 3,890 TSBK shares directly and 4,174 shares indirectly through the Timberland Bank Employee Stock Ownership and 401(k) Plan (KSOP). These post-transaction holdings are specifically disclosed in the filing’s ownership tables.

At what price were the TSBK shares sold by Breanne D. Antich?

The Form 4 states that 30 TSBK shares were sold at $46.4142 per share on 2026-08-18. The price is identified as a per-share figure for common stock with a par value of $0.01 per share, reflecting an open-market or private sale.

Does the TSBK Form 4 indicate use of a Rule 10b5-1 trading plan?

The Form 4 for TSBK shows the Rule 10b5-1 checkbox as not selected, meaning the reported sale was not affirmed as made under a pre-arranged 10b5-1 trading plan. No footnote indicates any alternative trading arrangement governing this transaction.

What is the nature of Breanne D. Antich’s indirect ownership of TSBK shares?

Breanne D. Antich’s indirect ownership consists of 4,174 TSBK shares held through the Timberland Bank Employee Stock Ownership and 401(k) Plan, referred to as the KSOP. A footnote clarifies that these shares represent plan holdings rather than additional directly held stock.

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Form 4 Insider Transactions: What Each Field Means →

Available on EDGAR 08/18/2026 - 04:14 PM Accepted by SEC EDGAR 08/18/2026 - 04:14 PM

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^*

Antich Breanne D

(Last)

(First)

(Middle)

624 SIMPSON AVENUE

(Street)

HOQUIAM

WASHINGTON

98550

(City)

(State)

(Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
TIMBERLAND BANCORP INC [ TSBK ]

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

	Director	10% Owner
X	Officer (give title below)	Other (specify below)
	Chief Technology Officer/EVP

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
08/18/2026

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)
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	Code	V	Amount	(A) or (D)	Price		6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
Common Stock, $.01 par value per share⁽¹⁾	08/18/2026		S		30	D	$46.4142	3,890	D
Common Stock, $.01 par value per share								4,174	I	By KSOP⁽²⁾

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)
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)	Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	8. Price of Derivative Security (Instr. 5)		10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)

Explanation of Responses:

1. Restricted Stock Award was granted on 9/24/2024. These shares will vest equally over 5 years.

2. Represents shares held in the Timberland Bank Employee Stock Ownership and 401(k) Plan ("KSOP")

	/s/Marci Basich, Power of Attorney for Breanne D. Antich	08/18/2026
	** 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)

Source: View Original Filing on SEC EDGAR