Barrett Business Services (BBSI) director buys 2,000 company shares

Rhea-AI Filing Summary

Barrett Business Services Inc. director Mark Steven Finn reported buying additional company stock. On March 2 and 3, 2026, he made two open-market purchases of the company’s common stock, acquiring 1,000 shares on each date. After these transactions, he directly owned 17,943 common shares.

Insider Trade Summary

Net Buyer: 2,000 shares ($55,315)

Net Buy 2 txns

Insider Finn Mark Steven

Role Director

Bought 2,000 shs ($55K)

Type	Security	Shares	Price	Value
Purchase	Common Stock	1,000	$27.595	$28K
Purchase	Common Stock	1,000	$27.72	$28K

Holdings After Transaction: Common Stock — 17,943 shares (Direct)

Footnotes (1)

Form 4 Insider Transactions: What Each Field Means →

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^*

Finn Mark Steven

(Last) (First) (Middle)

8100 NE 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)

X	Director		10% Owner
	Officer (give title below)		Other (specify below)

3. Date of Earliest Transaction (Month/Day/Year)
03/02/2026

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	03/02/2026		P		1,000	A	$27.72	16,943	D
Common Stock	03/03/2026		P		1,000	A	$27.595	17,943	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:

Remarks:

	/s/ Anthony Harris, as attorney-in-fact	03/03/2026
	** 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.

FAQ

What insider transaction did BBSI director Mark Steven Finn report?

BBSI director Mark Steven Finn reported open-market purchases of the company’s common stock. He bought 1,000 shares on March 2, 2026 and another 1,000 shares on March 3, 2026, increasing his directly owned stake in Barrett Business Services Inc.

How many BBSI shares did Mark Steven Finn buy and at what prices?

Mark Steven Finn bought a total of 2,000 BBSI common shares. He purchased 1,000 shares at a price of $27.7200 per share on March 2, 2026 and 1,000 shares at $27.5950 per share on March 3, 2026 in open-market transactions.

What is Mark Steven Finn’s BBSI share ownership after these transactions?

After these transactions, Mark Steven Finn directly owns 17,943 shares of BBSI common stock. This reflects the addition of 2,000 shares acquired through his March 2 and March 3, 2026 open-market purchases as reported in the Form 4 insider filing.

Were the recent BBSI insider transactions by Mark Steven Finn buys or sells?

All recent BBSI insider transactions reported by Mark Steven Finn were buys. The Form 4 shows two non-derivative, open-market purchase transactions coded “P,” each for 1,000 common shares, with no reported sales or other dispositions during this period.

What type of security did Mark Steven Finn acquire in his BBSI transactions?

Mark Steven Finn acquired BBSI common stock in these transactions. The Form 4 identifies the security title as common stock for both reported trades, each involving 1,000 shares purchased in the open market at prices in the high-$27 per share range.