SEC Seal
SEC Banner
Search the Next-Generation EDGAR System
Filing Detail
Form 3 - Initial statement of beneficial ownership of securities:
SEC Accession No. 0000073088-23-000004
Filing Date
2023-01-03
Accepted
2023-01-03 17:17:47
Documents
1
Period of Report
2023-01-03

Document Format Files

Seq Description Document Type Size
1 FORM 3 wf-form3_167278425360685.html 3  
1 FORM 3 wf-form3_167278425360685.xml 3 1671
  Complete submission text file 0000073088-23-000004.txt   3161
Mailing Address 3010 W 69TH STREET SIOUX FALLS SD 57108
Business Address 3010 W 69TH STREET SIOUX FALLS SD 57108 6059782908
NORTHWESTERN CORP (Issuer) CIK: 0000073088 (see all company filings)

IRS No.: 460172280 | State of Incorp.: DE | Fiscal Year End: 1231
SIC: 4931 Electric & Other Services Combined

Mailing Address 208 N. MONTANA AVE. SUITE 200 HELENA MT 59601
Business Address 406-443-8981
Fang Cynthia (Reporting) CIK: 0001960375 (see all company filings)

Type: 3 | Act: 34 | File No.: 001-10499 | Film No.: 23503254