Latest filings (excl ownership)
8-K
Regulation FD Disclosure
4 Sep 24
8-K
Departure of Directors or Certain Officers
9 Aug 24
8-K
Entry into a Material Definitive Agreement
2 Aug 24
8-K
NorthWestern Reports Second Quarter 2024 Financial Results
31 Jul 24
10-Q
2024 Q2
Quarterly report
30 Jul 24
8-K
Regulation FD Disclosure
15 Jul 24
8-K
Regulation FD Disclosure
3 Jun 24
8-K
Regulation FD Disclosure
20 May 24
8-K
Submission of Matters to a Vote of Security Holders
2 May 24
8-K
NorthWestern Reports First Quarter 2024 Financial Results
26 Apr 24
10-Q
2024 Q1
Quarterly report
25 Apr 24
8-K
Entry into a Material Definitive Agreement
18 Apr 24
8-K
Entry into a Material Definitive Agreement
3 Apr 24
8-K
Regulation FD Disclosure
21 Mar 24
ARS
2023 FY
Annual report to shareholders
6 Mar 24
DEFA14A
Additional proxy soliciting materials
6 Mar 24
DEF 14A
Definitive proxy
6 Mar 24
8-K
Regulation FD Disclosure
5 Mar 24
8-K
Departure of Directors or Certain Officers
20 Feb 24
8-K
NorthWestern Reports 2023 Financial Results
15 Feb 24
10-K
2023 FY
Annual report
14 Feb 24
8-K
Entry into a Material Definitive Agreement
2 Jan 24
8-K
Departure of Directors or Certain Officers
27 Dec 23
8-K
Regulation FD Disclosure
6 Dec 23
8-K
Entry into a Material Definitive Agreement
5 Dec 23
8-K
Regulation FD Disclosure
13 Nov 23
8-K
NorthWestern Reports Third Quarter 2023 Financial Results
27 Oct 23
10-Q
2023 Q3
Quarterly report
27 Oct 23
S-8
Registration of securities for employees
3 Oct 23
S-8
Registration of securities for employees
3 Oct 23
S-3ASR
Automatic shelf registration
2 Oct 23
S-3ASR
Automatic shelf registration
2 Oct 23
8-K12G3
Notification of registration of securities
2 Oct 23
Latest ownership filings
4
Britt E Ide
8 Aug 24
4
Jeffrey W. Yingling
5 Aug 24
4
JAN ROBERT HORSFALL
2 Jul 24
4
Britt E Ide
2 Jul 24
4
Kent T Larson
2 Jul 24
4
Linda G Sullivan
2 Jul 24
4
MAHVASH YAZDI
2 Jul 24
4
Anthony Thomas Clark
2 Jul 24
4
Sherina M. Edwards
2 Jul 24
4
John D Hines
8 May 24
144
Notice of proposed sale of securities
7 May 24
4
Jeffrey W. Yingling
6 May 24
4
Britt E Ide
3 May 24
144
Notice of proposed sale of securities
3 May 24
4
Bobbi L Schroeppel
1 May 24
144
Notice of proposed sale of securities
1 May 24
4
MAHVASH YAZDI
2 Apr 24
4
Linda G Sullivan
2 Apr 24
4
Britt E Ide
2 Apr 24
4
Kent T Larson
2 Apr 24
4
JAN ROBERT HORSFALL
2 Apr 24
4
Anthony Thomas Clark
2 Apr 24
4
Sherina M. Edwards
2 Apr 24
4
Dana J Dykhouse
2 Apr 24
4
Jeffrey B. Berzina
14 Mar 24
4
Michael R Cashell
14 Mar 24
4
Shannon Heim
14 Mar 24
4
John D Hines
14 Mar 24
4
Bleau LaFave
14 Mar 24
4
Crystal Dawn Lail
14 Mar 24
4
Jason Merkel
14 Mar 24
4
Bobbi L Schroeppel
14 Mar 24
4
Jeanne Vold
14 Mar 24
4
BRIAN B BIRD
14 Mar 24
4
Cynthia Fang
14 Mar 24
4
Michael R Cashell
6 Mar 24
4
Jeffrey B. Berzina
6 Mar 24
4
Bleau LaFave
6 Mar 24
4
Jason Merkel
6 Mar 24
4
Shannon Heim
6 Mar 24