NORTHWEST NAT GAS CO

CUSIP: 667655104 Class: COM

NUANCE INVESTMENTS, LLC's Holding History (CIK: 0001473182)

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

Q2 2018
Shares 158,574 Value ($000) $10,117 Avg Close — Range —
Q1 2018
Shares 417,237 Value ($000) $24,054 Avg Close — Range —
Q4 2017
Shares 65,833 Value ($000) $3,927 Avg Close — Range —
Q1 2017
Shares 44,135 Value ($000) $2,608 Avg Close — Range —
Q4 2016
Shares 43,036 Value ($000) $2,574 Avg Close — Range —
Q4 2015
Shares 16,207 Value ($000) $820 Avg Close — Range —
Q3 2015
Shares 36,981 Value ($000) $1,695 Avg Close — Range —
Q2 2015
Shares 36,048 Value ($000) $1,521 Avg Close — Range —