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Filing Detail
Form 4/A - Statement of changes in beneficial ownership of securities: [Amend]
SEC Accession No. 0000073088-17-000013
Filing Date
2017-01-10
Accepted
2017-01-10 17:00:09
Documents
1
Period of Report
2017-01-03

Document Format Files

Seq Description Document Type Size
1 FORM 4/A wf-form4a_148408559612429.html 4/A  
1 FORM 4/A wf-form4a_148408559612429.xml 4/A 3661
  Complete submission text file 0000073088-17-000013.txt   4995
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
Business Address
HORSFALL JAN ROBERT (Reporting) CIK: 0001244563 (see all company filings)

Type: 4/A | Act: 34 | File No.: 001-10499 | Film No.: 17521151