NORTHWEST NAT GAS CO

CUSIP: 667655104 Class: COM

PROFUND ADVISORS LLC's Holding History (CIK: 0001129919)

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

Q3 2018
Shares 4,975 Value ($000) $333 Avg Close — Range —
Q2 2018
Shares 5,564 Value ($000) $355 Avg Close — Range —
Q1 2018
Shares 5,262 Value ($000) $303 Avg Close — Range —
Q4 2017
Shares 4,386 Value ($000) $262 Avg Close — Range —
Q3 2017
Shares 5,040 Value ($000) $325 Avg Close — Range —
Q2 2017
Shares 4,316 Value ($000) $258 Avg Close — Range —
Q1 2017
Shares 5,899 Value ($000) $349 Avg Close — Range —
Q4 2016
Shares 8,402 Value ($000) $502 Avg Close — Range —
Q3 2016
Shares 5,592 Value ($000) $336 Avg Close — Range —
Q2 2016
Shares 8,880 Value ($000) $576 Avg Close — Range —
Q1 2016
Shares 8,668 Value ($000) $467 Avg Close — Range —
Q1 2015
Shares 4,220 Value ($000) $202 Avg Close — Range —
Q2 2014
Shares 8,886 Value ($000) $419 Avg Close — Range —
Q1 2014
Shares 8,532 Value ($000) $375 Avg Close — Range —
Q4 2013
Shares 17,621 Value ($000) $755 Avg Close — Range —
Q3 2013
Shares 18,280 Value ($000) $767 Avg Close — Range —
Q2 2013
Shares 8,558 Value ($000) $364 Avg Close — Range —