BARRETT BUSINESS SVCS INC

CUSIP: 68463108 Class: COM

Ativo Capital Management LLC's Holding History (CIK: 0001423065)

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

Q3 2013
Shares 5,077 Value ($000) $342 Avg Close — Range —
Q2 2013
Shares 6,017 Value ($000) $314 Avg Close — Range —