NORTHWEST NAT GAS CO

CUSIP: 667655104 Class: COM

Zurcher Kantonalbank (Zurich Cantonalbank)'s Holding History (CIK: 0001368163)

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

Q3 2018
Shares 1,941 Value ($000) $130 Avg Close — Range —
Q2 2018
Shares 1,651 Value ($000) $105 Avg Close — Range —
Q1 2018
Shares 1,910 Value ($000) $110 Avg Close — Range —
Q4 2017
Shares 1,217 Value ($000) $73 Avg Close — Range —
Q3 2017
Shares 914 Value ($000) $59 Avg Close — Range —
Q2 2017
Shares 914 Value ($000) $55 Avg Close — Range —
Q1 2017
Shares 749 Value ($000) $44 Avg Close — Range —
Q4 2016
Shares 749 Value ($000) $45 Avg Close — Range —
Q3 2016
Shares 1,238 Value ($000) $74 Avg Close — Range —
Q2 2016
Shares 1,116 Value ($000) $72 Avg Close — Range —
Q1 2016
Shares 1,116 Value ($000) $60 Avg Close — Range —
Q4 2015
Shares 1,116 Value ($000) $56 Avg Close — Range —
Q3 2015
Shares 587 Value ($000) $27 Avg Close — Range —
Q2 2015
Shares 166 Value ($000) $7 Avg Close — Range —
Q1 2015
Shares 166 Value ($000) $8 Avg Close — Range —