NORTHWEST NAT GAS CO

CUSIP: 667655104 Class: COM

PHILADELPHIA TRUST CO's Holding History (CIK: 0001110806)

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

Q4 2015
Shares 55,484 Value ($000) $2,708 Avg Close — Range —
Q3 2015
Shares 147,186 Value ($000) $6,747 Avg Close — Range —
Q2 2015
Shares 8,333 Value ($000) $197,561 Avg Close — Range —
Q1 2015
Shares 196,761 Value ($000) $9,434 Avg Close — Range —
Q4 2014
Shares 181,543 Value ($000) $9,059 Avg Close — Range —
Q3 2014
Shares 168,160 Value ($000) $7,105 Avg Close — Range —
Q2 2014
Shares 83,665 Value ($000) $3,945 Avg Close — Range —
Q1 2014
Shares 67,150 Value ($000) $2,955 Avg Close — Range —
Q4 2013
Shares 52,585 Value ($000) $2,252 Avg Close — Range —
Q3 2013
Shares 59,510 Value ($000) $2,498 Avg Close — Range —
Q2 2013
Shares 55,570 Value ($000) $2,361 Avg Close — Range —