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Filing Detail
Form 3 - Initial statement of beneficial ownership of securities:
SEC Accession No. 0000073088-17-000089
Filing Date
2017-04-28
Accepted
2017-04-28 14:00:12
Documents
1
Period of Report
2017-04-28

Document Format Files

Seq Description Document Type Size
1 FORM 3 wf-form3_149340239781211.html 3  
1 FORM 3 wf-form3_149340239781211.xml 3 1644
  Complete submission text file 0000073088-17-000089.txt   3094
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 P.O.BOX 800 2244 WALNUT GROVE AVENUE ROSEMEAD CA 91770
Business Address
Sullivan Linda G (Reporting) CIK: 0001328106 (see all company filings)

Type: 3 | Act: 34 | File No.: 001-10499 | Film No.: 17794098