0000073088-22-000174.txt : 20221215 0000073088-22-000174.hdr.sgml : 20221215 20221215180124 ACCESSION NUMBER: 0000073088-22-000174 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20221213 FILED AS OF DATE: 20221215 DATE AS OF CHANGE: 20221215 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Heather H. Grahame CENTRAL INDEX KEY: 0001497903 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-10499 FILM NUMBER: 221465920 BUSINESS ADDRESS: STREET 1: 209 N. MONTANA AVENUE, SUITE 205 CITY: HELENA STATE: MT ZIP: 59601 BUSINESS PHONE: 406-443-8963 MAIL ADDRESS: STREET 1: 209 N. MONTANA AVENUE, SUITE 205 CITY: HELENA STATE: MT ZIP: 59601 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_167114525565460.xml FORM 4 X0306 4 2022-12-13 0 0000073088 NORTHWESTERN CORP NWE 0001497903 Heather H. Grahame 208 N. MONTANA AVENUE SUITE 205 HELENA MT 59601 0 1 0 0 General Counsel & VP Common Stock 2022-12-13 4 A 0 2417 0 A 31612 D Represents the number of restricted share units, subject to a five-year cliff vesting period, acquired upon grant of award under the company's 2022 Executive Retirement-Retention Program. Total shares owned includes shares acquired from participation in the company's Employee Stock Purchase Plan and through dividend reinvestment. Emily L. Folsom, by power of attorney 2022-12-15