Thomas B. Cusick - 01 Jul 2025 Form 4 Insider Report for BARRETT BUSINESS SERVICES INC (BBSI)

Role: Director
Signature: /s/ Anthony Harris, as attorney-in-fact
Issuer symbol: BBSI
Transactions as of: 01 Jul 2025
Net transactions value: $0
Form type: 4
Filing time: 03 Jul 2025, 13:27:56 UTC
Previous filing: 03 Dec 2024
Next filing: 15 Aug 2025
SEC: View on sec.gov

Reporting Owners (1)

Name	Relationship	Address	Signature	Signature date	CIK
Cusick Thomas B.	Director	8100 NE PARKWAY DRIVE, SUITE 200, VANCOUVER	/s/ Anthony Harris, as attorney-in-fact	03 Jul 2025	0001434658

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	BBSI	Common Stock	Options Exercise	$0	+3,064	+11%	$0.000000	30,840	01 Jul 2025	Direct

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Underlying Class	Amount	Exercise Price	Ownership	Footnotes
transaction	BBSI	Restricted Stock Units	Options Exercise	$0	-3,064	-100%	$0.000000	0	01 Jul 2025	Common Stock	3,064		Direct	F1, F2
transaction	BBSI	Restricted Stock Units	Award	$0	+2,344		$0.000000	2,344	01 Jul 2025	Common Stock	2,344		Direct	F1, F3

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	Each Restricted Stock Unit represents a contingent right to receive one share of the Issuer's common stock.
F2	The Restricted Stock Units vest in one installment on July 1, 2025, and will be settled by delivery of unrestricted shares of common stock on the vesting date.
F3	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.