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Filing Detail
Form 4 - Statement of changes in beneficial ownership of securities:
SEC Accession No. 0000073088-19-000135
Filing Date
2019-12-03
Accepted
2019-12-03 10:45:51
Documents
1
Period of Report
2019-11-29

Document Format Files

Seq Description Document Type Size
1 FORM 4 wf-form4_157538793438855.html 4  
1 FORM 4 wf-form4_157538793438855.xml 4 3554
  Complete submission text file 0000073088-19-000135.txt   5008
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
Office of Energy & Transportation

Mailing Address C/O 150 N. RIVERSIDE PLAZA SUITE 2100 CHICAGO IL 60606
Business Address
Yingling Jeffrey W. (Reporting) CIK: 0001730877 (see all company filings)

Type: 4 | Act: 34 | File No.: 001-10499 | Film No.: 191264865