NORTHWEST NAT GAS CO

CUSIP: 667655105 Class: COM

DE BURLO GROUP INC's Holding History (CIK: 0001134288)

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

Q4 2018
Shares 4,500 Value ($000) $272 Avg Close — Range —
Q3 2018
Shares 4,500 Value ($000) $301 Avg Close — Range —