[Form 4] BARRETT BUSINESS SERVICES INC Insider Trading Activity

Rhea-AI Filing Summary

Gerald Blotz, Executive VP & COO of Barrett Business Services, Inc. (BBSI), reported an insider sale. On 09/22/2025 he disposed of 11,664 shares of common stock in multiple trades at prices ranging from $45.79 to $46.35; the form reports a weighted-average price of $46.0811. After the sale he beneficially owned 197,432 shares, held directly. The Form 4 was signed by an attorney-in-fact on 09/24/2025. The filer affirms availability of trade-by-trade details upon request.

Positive

• Timely disclosure of the insider transaction in a filed Form 4, including weighted-average price and remaining beneficial ownership
• Trade-level transparency offered via the reporting persons undertaking to provide detailed number-of-shares and prices upon request

Negative

• Insider disposition of 11,664 shares may be interpreted negatively by some investors as an executive sale
• No stated rationale in the filing (e.g., personal liquidity, diversification, or planned trading plan) for the sale

Insights

Financial Analyst

TL;DR: Insider sale of 11,664 shares at a weighted average $46.0811 appears to be a routine disposition, with limited clear impact on fundamentals.

The reported transaction is a disposal by a senior executive, executed in multiple trades on 09/22/2025. The after-transaction beneficial ownership is 197,432 shares, held directly. The filing includes an explicit explanation that prices ranged from $45.79 to $46.35 and promises to provide detailed trade-level data on request. From a financial perspective, the Form 4 discloses quantity, price range, and remaining ownership but provides no information on reasons for the sale, hedging activity, or any change to compensation arrangements.

Corporate Governance Expert

TL;DR: The disclosure meets Section 16 reporting requirements and improves transparency, but the sale itself is a neutral governance signal.

The Form 4 identifies the reporting person as Executive VP & COO and reports a direct disposition of 11,664 shares. The filing includes a standard explanatory remark about trade-by-trade pricing and is signed by an attorney-in-fact. Documentation appears complete for this single transaction; there is no amendment history or indication of planned sales or trading plans included in the form.

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).

1. Name and Address of Reporting Person^*

Blotz Gerald

(Last) (First) (Middle)

8100 N.E. PARKWAY DRIVE, SUITE 200

(Street)

VANCOUVER WA 98662

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
BARRETT BUSINESS SERVICES INC [ BBSI ]

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

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	Executive VP & COO

3. Date of Earliest Transaction (Month/Day/Year)
09/22/2025

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 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	09/22/2025		S		11,664	D	$46.0811(1)	197,432	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)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. This transaction was executed in multiple trades at prices ranging from $45.79 to $46.35. The price reported above reflects the weighted average price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.

Remarks:

	/s/ Anthony Harris, as attorney-in-fact	09/24/2025
	** 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 did Gerald Blotz report on Form 4 for BBSI?

He reported a sale of 11,664 shares of Barrett Business Services, Inc. common stock on 09/22/2025.

At what price were the shares sold in the BBSI Form 4?

The trades occurred at prices ranging from $45.79 to $46.35; the form reports a weighted-average price of $46.0811.

How many BBSI shares did the reporting person own after the sale?

After the reported transaction the reporting person beneficially owned 197,432 shares, held directly.

Who filed the Form 4 and when was it signed?

The Form 4 was filed for Gerald Blotz, Executive VP & COO; the signature on the form is by an attorney-in-fact dated 09/24/2025.

Does the Form 4 explain the per-trade details of the sale?

The filing states trades occurred at varying prices and offers to provide full trade-by-trade details upon request to the SEC staff, issuer, or a security holder.