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NORTHWESTERN CORP makes no representations or warranties with respect to the information contained herein and takes no responsibility for supplementing, updating, or correcting any such information. Data displayed came from the Securities and Exchanges Commission EDGAR online system.


Filing Type Form Filing Date Files
4 Statement of changes in beneficial ownership of securities 2/16/2018
8-K Current report
Description: items 5.02 and 9.01
2/16/2018
8-K Current report
Description: item 5.02
2/15/2018
8-K Current report
Description: items 8.01 and 9.01
2/15/2018
424B5 Prospectus [Rule 424(b)(5)] 2/15/2018
8-K Current report
Description: items 2.02, 7.01and9.01
2/13/2018
10-K Annual report [Section 13 and 15(d), not S-K Item 405] 2/13/2018
S-3ASR Automatic shelf registration statement of securities of well-known seasoned issuers 2/13/2018
SC 13G/A Statement of acquisition of beneficial ownership by individuals 2/9/2018
4 Statement of changes in beneficial ownership of securities 2/5/2018
4 Statement of changes in beneficial ownership of securities 2/5/2018
4 Statement of changes in beneficial ownership of securities 2/5/2018
4 Statement of changes in beneficial ownership of securities 2/5/2018
4 Statement of changes in beneficial ownership of securities 2/5/2018
4 Statement of changes in beneficial ownership of securities 2/5/2018
SC 13G/A Statement of acquisition of beneficial ownership by individuals 1/19/2018
SC 13G Statement of acquisition of beneficial ownership by individuals 1/10/2018
4 Statement of changes in beneficial ownership of securities 1/4/2018
4 Statement of changes in beneficial ownership of securities 1/4/2018
8-K Current report
Description: items 7.01 and 9.01
12/4/2017
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