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Filing Detail
Form 4/A - Statement of changes in beneficial ownership of securities: [Amend]
SEC Accession No. 0000073088-18-000136
Filing Date
2018-07-25
Accepted
2018-07-25 17:41:37
Documents
1
Period of Report
2018-07-24

Document Format Files

Seq Description Document Type Size
1 FORM 4/A wf-form4a_153255487756188.html 4/A  
1 FORM 4/A wf-form4a_153255487756188.xml 4/A 3401
  Complete submission text file 0000073088-18-000136.txt   4860
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: 4/A | Act: 34 | File No.: 001-10499 | Film No.: 18969516