0000073088-21-000094.txt : 20210429 0000073088-21-000094.hdr.sgml : 20210429 20210429160406 ACCESSION NUMBER: 0000073088-21-000094 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20210429 FILED AS OF DATE: 20210429 DATE AS OF CHANGE: 20210429 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Clark Anthony Thomas CENTRAL INDEX KEY: 0001691958 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-10499 FILM NUMBER: 21870403 MAIL ADDRESS: STREET 1: 3010 W 69TH STREET CITY: SIOUX FALLS STATE: SD ZIP: 57108 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: NORTHWESTERN CORP CENTRAL INDEX KEY: 0000073088 STANDARD INDUSTRIAL CLASSIFICATION: ELECTRIC & OTHER SERVICES COMBINED [4931] IRS NUMBER: 460172280 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 BUSINESS ADDRESS: STREET 1: 3010 W 69TH STREET CITY: SIOUX FALLS STATE: SD ZIP: 57108 BUSINESS PHONE: 6059782908 MAIL ADDRESS: STREET 1: 3010 W 69TH STREET CITY: SIOUX FALLS STATE: SD ZIP: 57108 FORMER COMPANY: FORMER CONFORMED NAME: NORTHWESTERN PUBLIC SERVICE CO DATE OF NAME CHANGE: 19920703 4 1 wf-form4_161972663053284.xml FORM 4 X0306 4 2021-04-29 0 0000073088 NORTHWESTERN CORP NWE 0001691958 Clark Anthony Thomas 3010 W. 69TH STREET SIOUX FALLS SD 57108 1 0 0 0 Common Stock 2021-04-29 4 S 0 2472 66.61 D 13504 D This transaction was executed in multiple trades at prices ranging from $66.54 to $66.65. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected. Includes shares acquired from dividend reinvestment. Emily L. Folsom 2021-04-29