NORTHWEST NAT GAS CO

CUSIP: 667655104 Class: COM

TEACHER RETIREMENT SYSTEM OF TEXAS's Holding History (CIK: 0000796848)

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

Q2 2018
Shares 5,832 Value ($000) $372 Avg Close Range
Q1 2018
Shares 6,361 Value ($000) $367 Avg Close Range
Q4 2017
Shares 9,775 Value ($000) $583 Avg Close Range
Q2 2016
Shares 3,828 Value ($000) $248 Avg Close Range
Q1 2016
Shares 3,357 Value ($000) $181 Avg Close Range
Q4 2015
Shares 2,510 Value ($000) $127 Avg Close Range
Q3 2015
Shares 3,359 Value ($000) $154 Avg Close Range
Q2 2015
Shares 1,059 Value ($000) $45 Avg Close Range
Q1 2015
Shares 824 Value ($000) $40 Avg Close Range
Q4 2014
Shares 818 Value ($000) $41 Avg Close Range
Q3 2014
Shares 972 Value ($000) $41 Avg Close Range
Q2 2014
Shares 989 Value ($000) $47 Avg Close Range
Q1 2014
Shares 989 Value ($000) $44 Avg Close Range
Q4 2013
Shares 1,005 Value ($000) $43 Avg Close Range
Q3 2013
Shares 3,500 Value ($000) $147 Avg Close Range
Q2 2013
Shares 1,833 Value ($000) $78 Avg Close Range