NORTHWEST NAT GAS CO

CUSIP: 667655104 Class: COM

Peregrine Asset Advisers, Inc.'s Holding History (CIK: 0001535227)

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

Q4 2018
Shares 3,372 Value ($000) $204 Avg Close — Range —
Q3 2018
Shares 3,575 Value ($000) $239 Avg Close — Range —
Q2 2018
Shares 3,525 Value ($000) $225 Avg Close — Range —
Q1 2018
Shares 3,525 Value ($000) $203 Avg Close — Range —
Q4 2017
Shares 3,525 Value ($000) $210 Avg Close — Range —
Q3 2017
Shares 3,525 Value ($000) $227 Avg Close — Range —
Q2 2017
Shares 3,525 Value ($000) $211 Avg Close — Range —
Q1 2017
Shares 3,480 Value ($000) $206 Avg Close — Range —
Q4 2016
Shares 3,480 Value ($000) $208 Avg Close — Range —
Q3 2016
Shares 3,480 Value ($000) $209 Avg Close — Range —
Q2 2016
Shares 3,480 Value ($000) $226 Avg Close — Range —
Q3 2013
Shares 5,265 Value ($000) $221 Avg Close — Range —