BARRETT BUSINESS SVCS INC

Ticker: BBSI CUSIP: 068463108 Class: Common Stock

MARSHALL WACE, LLP's Holding History (CIK: 0001318757)

Note: Option positions (PUT/CALL) are excluded.

Q1 2023

Shares 5,205 Value ($000) $461 Avg Close $22.68 Range $20.40 - $24.46

Q1 2022

Shares 33,938 Value ($000) $2,629 Avg Close $16.17 Range $13.80 - $19.00

Q4 2021

Shares 15,976 Value ($000) $1,104 Avg Close $18.10 Range $15.44 - $20.67

Q2 2019

Shares 24,203 Value ($000) $1,999 Avg Close $17.64 Range $16.05 - $19.71

Q1 2019

Shares 73,673 Value ($000) $5,697 Avg Close $15.77 Range $12.44 - $18.90

Q4 2018

Shares 37,513 Value ($000) $2,148 Avg Close $14.66 Range $12.06 - $17.50

Q2 2015

Shares 9,509 Value ($000) $345 Avg Close $8.56 Range $6.78 - $10.53

Q3 2014

Shares 27,241 Value ($000) $1,076 Avg Close $11.28 Range $8.23 - $13.22

Q2 2014

Shares 59,788 Value ($000) $2,810 Avg Close $10.49 Range $8.68 - $13.08

Q1 2014

Shares 45,686 Value ($000) $2,722 Avg Close $15.37 Range $11.97 - $21.09

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2023	5,205	$461	$22.68	$20.40 - $24.46
Q1 2022	33,938	$2,629	$16.17	$13.80 - $19.00
Q4 2021	15,976	$1,104	$18.10	$15.44 - $20.67
Q2 2019	24,203	$1,999	$17.64	$16.05 - $19.71
Q1 2019	73,673	$5,697	$15.77	$12.44 - $18.90
Q4 2018	37,513	$2,148	$14.66	$12.06 - $17.50
Q2 2015	9,509	$345	$8.56	$6.78 - $10.53
Q3 2014	27,241	$1,076	$11.28	$8.23 - $13.22
Q2 2014	59,788	$2,810	$10.49	$8.68 - $13.08
Q1 2014	45,686	$2,722	$15.37	$11.97 - $21.09