NORTHWEST NAT GAS CO

CUSIP: 667655104 Class: COM

ANCHOR CAPITAL ADVISORS LLC's Holding History (CIK: 0000813933)

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

Q3 2014
Shares 5,120 Value ($000) $216 Avg Close — Range —
Q2 2014
Shares 5,820 Value ($000) $274 Avg Close — Range —
Q1 2014
Shares 8,120 Value ($000) $357 Avg Close — Range —
Q4 2013
Shares 7,120 Value ($000) $305 Avg Close — Range —