53 results
S-3
EX-4
Northwest Natural Holding Co.
25 May 94
Shelf registration
12:00am
power; all power houses, street
lighting systems, standards and other equipment incidental thereto,
telephone, radio, television and air
10-K
EX-4
Northwest Natural Holding Co.
29 Mar 94
Annual report
12:00am
equipment incidental thereto,
telephone, radio, television and air-conditioning systems and
equipment incidental thereto, water works, water systems, steam
S-3
EX-4
Northwest Natural Holding Co.
25 May 94
Shelf registration
12:00am
, television and air-conditioning systems and equipment
incidental thereto, water works, water systems, steam heat and hot water
plants
8-K
EX-4.1
bjqgwuse3g 7dp9c360k
30 Sep 22
Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant
4:54pm
8-K
EX-4.1
1q4qa
31 Oct 12
Oregon Commission Approves Key Mechanisms in NW Natural Rate Case Decision
12:00am
S-3ASR
EX-4
d5bcy
8 Jan 08
Automatic shelf registration
12:00am
8-K
EX-4.1
9oht a6ra2qs
7 Aug 23
Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant
4:46pm
10-K405
x95 ph2hht
22 Mar 96
Annual report (delinquent filer disclosure)
12:00am