NORTHWEST NAT GAS CO

CUSIP: 667655104 Class: COM

ACADIAN ASSET MANAGEMENT LLC's Holding History (CIK: 0000916542)

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

Q4 2016
Shares 144 Value ($000) $9 Avg Close — Range —
Q3 2016
Shares 19,426 Value ($000) $1,168 Avg Close — Range —
Q2 2016
Shares 19,426 Value ($000) $1,259 Avg Close — Range —
Q1 2015
Shares 3,269 Value ($000) $157 Avg Close — Range —
Q4 2014
Shares 15,452 Value ($000) $771 Avg Close — Range —
Q3 2014
Shares 7,241 Value ($000) $306 Avg Close — Range —
Q2 2014
Shares 2,961 Value ($000) $140 Avg Close — Range —