BARRETT BUSINESS SVCS INC

Ticker: BBSI CUSIP: 068463108 Class: Common Stock

DRIEHAUS CAPITAL MANAGEMENT LLC's Holding History (CIK: 0000938206)

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

Q4 2019

Shares 6,956 Value ($000) $629 Avg Close $20.34 Range $18.74 - $21.93

Q3 2019

Shares 11,643 Value ($000) $1,034 Avg Close $19.88 Range $18.05 - $21.00

Q2 2019

Shares 9,168 Value ($000) $757 Avg Close $17.64 Range $16.05 - $19.71

Q4 2013

Shares 45,425 Value ($000) $4,213 Avg Close $16.82 Range $13.66 - $20.23

Q3 2013

Shares 42,277 Value ($000) $2,846 Avg Close $13.44 Range $9.88 - $15.11

Q2 2013

Shares 31,567 Value ($000) $1,648 Avg Close $11.62 Range $9.95 - $12.88

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2019	6,956	$629	$20.34	$18.74 - $21.93
Q3 2019	11,643	$1,034	$19.88	$18.05 - $21.00
Q2 2019	9,168	$757	$17.64	$16.05 - $19.71
Q4 2013	45,425	$4,213	$16.82	$13.66 - $20.23
Q3 2013	42,277	$2,846	$13.44	$9.88 - $15.11
Q2 2013	31,567	$1,648	$11.62	$9.95 - $12.88