BARRETT BUSINESS SVCS INC

Ticker: BBSI CUSIP: 068463108 Class: Common Stock

Parallax Volatility Advisers, L.P.'s Holding History (CIK: 0001521001)

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

Q4 2017

Shares 1,092 Value ($000) $70 Avg Close $13.96 Range $12.15 - $15.54

Q2 2016

Shares 4,993 Value ($000) $206 Avg Close $7.19 Range $5.76 - $9.41

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2017	1,092	$70	$13.96	$12.15 - $15.54
Q2 2016	4,993	$206	$7.19	$5.76 - $9.41