NORTHWEST NAT GAS CO

CUSIP: 667655104 Class: COM

LORING WOLCOTT & COOLIDGE FIDUCIARY ADVISORS LLP/MA's Holding History (CIK: 0000932974)

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

Q3 2018
Shares 530 Value ($000) $35 Avg Close — Range —
Q2 2018
Shares 550 Value ($000) $35 Avg Close — Range —
Q1 2018
Shares 550 Value ($000) $32 Avg Close — Range —
Q4 2017
Shares 625 Value ($000) $37 Avg Close — Range —
Q3 2017
Shares 625 Value ($000) $40 Avg Close — Range —
Q2 2017
Shares 625 Value ($000) $39 Avg Close — Range —
Q1 2017
Shares 625 Value ($000) $37 Avg Close — Range —
Q4 2016
Shares 625 Value ($000) $37 Avg Close — Range —
Q3 2016
Shares 625 Value ($000) $38 Avg Close — Range —
Q2 2016
Shares 635 Value ($000) $41 Avg Close — Range —
Q1 2016
Shares 655 Value ($000) $35 Avg Close — Range —
Q4 2015
Shares 655 Value ($000) $33 Avg Close — Range —
Q3 2015
Shares 655 Value ($000) $28 Avg Close — Range —
Q2 2015
Shares 655 Value ($000) $28 Avg Close — Range —
Q1 2015
Shares 655 Value ($000) $31 Avg Close — Range —
Q4 2014
Shares 655 Value ($000) $33 Avg Close — Range —
Q3 2014
Shares 655 Value ($000) $28 Avg Close — Range —
Q2 2014
Shares 655 Value ($000) $31 Avg Close — Range —
Q1 2014
Shares 655 Value ($000) $29 Avg Close — Range —
Q4 2013
Shares 455 Value ($000) $19 Avg Close — Range —
Q3 2013
Shares 455 Value ($000) $19 Avg Close — Range —
Q2 2013
Shares 455 Value ($000) $19 Avg Close — Range —