James R. Potts - 01 Jan 2026 Form 4 Insider Report for BARRETT BUSINESS SERVICES INC (BBSI)

Role: EVP Gen Counsel & Secretary
Signature: /s/ Anthony Harris, as attorney-in-fact
Issuer symbol: BBSI
Transactions as of: 01 Jan 2026
Net transactions value: $0
Form type: 4
Filing time: 05 Jan 2026, 16:09:40 UTC
Previous filing: 18 Aug 2025
Next filing: 25 Feb 2026
SEC: View on sec.gov

Reporting Owners (1)

Name	Relationship	Address	Signature	Signature date	CIK
Potts James R	EVP Gen Counsel & Secretary	8100 NE PARKWAY DRIVE, SUITE 200, VANCOUVER	/s/ Anthony Harris, as attorney-in-fact	05 Jan 2026	0001824435

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	Award	$0	+189		$0.000000	189	01 Jan 2026	Common Stock	189		Direct	F1, F2

* 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 January 1, 2031, and will be settled by delivery of unrestricted shares of common stock on the vesting date.