NORTHWEST NAT GAS CO

CUSIP: 667655104 Class: COM

Public Sector Pension Investment Board's Holding History (CIK: 0001396318)

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

Q3 2018
Shares 20,261 Value ($000) $1,355 Avg Close — Range —
Q2 2018
Shares 18,633 Value ($000) $1,189 Avg Close — Range —
Q1 2018
Shares 18,633 Value ($000) $1,074 Avg Close — Range —
Q4 2017
Shares 18,133 Value ($000) $1,082 Avg Close — Range —
Q3 2017
Shares 18,133 Value ($000) $1,168 Avg Close — Range —
Q2 2017
Shares 14,763 Value ($000) $884 Avg Close — Range —
Q1 2017
Shares 20,263 Value ($000) $1,198 Avg Close — Range —
Q4 2016
Shares 20,263 Value ($000) $1,212 Avg Close — Range —
Q3 2016
Shares 19,363 Value ($000) $1,164 Avg Close — Range —
Q2 2016
Shares 19,363 Value ($000) $1,255 Avg Close — Range —
Q1 2016
Shares 19,363 Value ($000) $1,043 Avg Close — Range —
Q4 2015
Shares 18,863 Value ($000) $955 Avg Close — Range —
Q3 2015
Shares 30,163 Value ($000) $1,383 Avg Close — Range —
Q2 2015
Shares 42,163 Value ($000) $1,778 Avg Close — Range —
Q1 2015
Shares 51,263 Value ($000) $2,458 Avg Close — Range —
Q4 2014
Shares 51,171 Value ($000) $2,553 Avg Close — Range —
Q3 2014
Shares 51,171 Value ($000) $2,162 Avg Close — Range —
Q2 2014
Shares 59,471 Value ($000) $2,804 Avg Close — Range —
Q1 2014
Shares 54,677 Value ($000) $2,406 Avg Close — Range —
Q4 2013
Shares 65,777 Value ($000) $2,817 Avg Close — Range —
Q3 2013
Shares 65,277 Value ($000) $2,740 Avg Close — Range —
Q2 2013
Shares 50,977 Value ($000) $2,166 Avg Close — Range —