NORTHWEST NAT GAS CO

CUSIP: 667655104 Class: COM

MASON STREET ADVISORS, LLC's Holding History (CIK: 0001167711)

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

Q2 2018
Shares 8,312 Value ($000) $530 Avg Close Range
Q1 2018
Shares 7,976 Value ($000) $460 Avg Close Range
Q4 2017
Shares 7,468 Value ($000) $445 Avg Close Range
Q3 2017
Shares 7,259 Value ($000) $467 Avg Close Range
Q2 2017
Shares 7,064 Value ($000) $423 Avg Close Range
Q1 2017
Shares 6,695 Value ($000) $396 Avg Close Range
Q4 2016
Shares 6,243 Value ($000) $373 Avg Close Range
Q2 2016
Shares 5,375 Value ($000) $348 Avg Close Range
Q1 2016
Shares 4,877 Value ($000) $263 Avg Close Range
Q4 2015
Shares 4,412 Value ($000) $223 Avg Close Range
Q3 2015
Shares 4,031 Value ($000) $185 Avg Close Range
Q2 2015
Shares 3,776 Value ($000) $159 Avg Close Range
Q1 2015
Shares 3,625 Value ($000) $174 Avg Close Range
Q4 2014
Shares 3,500 Value ($000) $175 Avg Close Range
Q3 2014
Shares 3,392 Value ($000) $143 Avg Close Range
Q2 2014
Shares 3,411 Value ($000) $161 Avg Close Range
Q1 2014
Shares 3,309 Value ($000) $146 Avg Close Range
Q4 2013
Shares 4,295 Value ($000) $184 Avg Close Range
Q3 2013
Shares 3,966 Value ($000) $166 Avg Close Range
Q2 2013
Shares 3,733 Value ($000) $159 Avg Close Range