Barrett Business director exercises RSUs and gets grant

Barrett Business Services director Joseph Stephen Clabby exercised equity awards and increased his shareholdings.

Rhea-AI Filing Summary

Barrett Business Services director Joseph Stephen Clabby exercised equity awards and increased his shareholdings. On July 1, 2026, previously granted Restricted Stock Units covering 2,344 shares vested and were settled in unrestricted common stock, bringing his direct holdings to 17,735 common shares.

On the same date, he received a new grant of 2,782 Restricted Stock Units, each representing a right to one common share. These RSUs vest in one installment on July 1, 2027 and will be settled in unrestricted common stock at vesting, reflecting routine, compensation-related equity activity with no open-market buying or selling.

Insider Trade Summary

2,344 shares exercised/converted

Exercise 3 txns

Insider Clabby Joseph Stephen

Role Director

Type	Security	Shares	Price	Value
Exercise	Restricted Stock Units	2,344	$0.00	$0.00
Grant/Award	Restricted Stock Units	2,782	$0.00	$0.00
Exercise	Common Stock	2,344	$0.00	$0.00

Holdings After Transaction: Restricted Stock Units — 2,782 contracts (Direct); Common Stock — 17,735 shares (Direct)

Footnotes (3)

1. F1. Each Restricted Stock Unit represents a contingent right to receive one share of the Issuer's common stock.
2. F2. The Restricted Stock Units vest in one installment on July 1, 2026, and will be settled by delivery of unrestricted shares of common stock on the vesting date.
3. F3. The Restricted Stock Units vest in one installment on July 1, 2027, and will be settled by delivery of unrestricted shares of common stock on the vesting date.

Key Figures

RSUs vested and exercised: 2,344 units/shares Common shares held after transaction: 17,735 shares New RSU grant: 2,782 units +1 more

4 metrics

RSUs vested and exercised 2,344 units/shares Restricted Stock Units converted to common stock on July 1, 2026

Common shares held after transaction 17,735 shares Direct BBSI common stock ownership after RSU settlement

New RSU grant 2,782 units Restricted Stock Units granted July 1, 2026, each for one common share

New RSU vesting date July 1, 2027 Single-installment vesting for 2,782 Restricted Stock Units

Key Terms

Restricted Stock Units, derivative security, vest, unrestricted shares of common stock

4 terms

Restricted Stock Units financial

"Each Restricted Stock Unit represents a contingent right to receive one share of the Issuer's common stock."

Restricted stock units are a type of company reward where employees are promised shares of stock, but they only fully own these shares after meeting certain conditions, like staying with the company for a set time. They matter because they can become valuable assets and are often used to motivate employees to help the company succeed.

derivative security financial

"Exercise or conversion of derivative security"

A derivative security is a financial contract whose value comes from the price or performance of something else, such as a stock, bond, commodity, or market index. For investors it acts like an insurance policy or a wager: it can be used to protect against losses, lock in prices, or amplify gains and losses, so it can change a portfolio’s risk and potential return without owning the underlying asset directly.

vest financial

"The Restricted Stock Units vest in one installment on July 1, 2026"

A vest is the process by which an employee earns the right to receive certain benefits or ownership interests, such as stock or retirement funds, over time. It’s similar to earning a reward gradually, ensuring that the benefit becomes fully yours only after a set period or meeting specific conditions. This makes it important for investors because it determines when they can actually claim or use those benefits.

unrestricted shares of common stock financial

"will be settled by delivery of unrestricted shares of common stock on the vesting date."

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

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Accepted by SEC EDGAR 07/02/2026 - 08:04 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^*

Clabby Joseph Stephen

(Last) (First) (Middle)

8100 N.E. PARKWAY DRIVE, SUITE 200

(Street)

VANCOUVER WASHINGTON 98662

(City) (State) (Zip)

UNITED STATES

(Country)

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

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)
07/01/2026

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	07/01/2026		M		2,344	A	$0.00	17,735	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
Restricted Stock Units	(1)	07/01/2026		M			2,344	(2)	(2)	Common Stock	2,344	$0.00	0.00	D
Restricted Stock Units	(1)	07/01/2026		A		2,782		(3)	(3)	Common Stock	2,782	$0.00	2,782	D

Explanation of Responses:

1. Each Restricted Stock Unit represents a contingent right to receive one share of the Issuer's common stock.

2. The Restricted Stock Units vest in one installment on July 1, 2026, and will be settled by delivery of unrestricted shares of common stock on the vesting date.

3. The Restricted Stock Units vest in one installment on July 1, 2027, and will be settled by delivery of unrestricted shares of common stock on the vesting date.

Remarks:

	/s/ Anthony Harris, as attorney-in-fact	07/02/2026
	** 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)