NORTHWEST NAT HLDG CO

Ticker: NWN CUSIP: 66765N105 Class: Common Stock

VIRGINIA RETIREMENT SYSTEMS ET AL's Holding History (CIK: 0001005354)

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

Q4 2019

Shares 4,800 Value ($000) $354 Avg Close $69.05 Range $62.87 - $74.13

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2019	4,800	$354	$69.05	$62.87 - $74.13