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Filing Detail
Form 4 - Statement of changes in beneficial ownership of securities:
SEC Accession No. 0000073088-17-000128
Filing Date
2017-09-05
Accepted
2017-09-05 12:18:57
Documents
1
Period of Report
2017-09-01

Document Format Files

Seq Description Document Type Size
1 FORM 4 wf-form4_150462832452005.html 4  
1 FORM 4 wf-form4_150462832452005.xml 4 3477
  Complete submission text file 0000073088-17-000128.txt   4900
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 3010 WEST 69TH STREET SIOUX FALLS SD 57108
Business Address
Rowe Robert C (Reporting) CIK: 0001443704 (see all company filings)

Type: 4 | Act: 34 | File No.: 001-10499 | Film No.: 171067956