0000860413-23-000152.txt : 20230605 0000860413-23-000152.hdr.sgml : 20230605 20230605124702 ACCESSION NUMBER: 0000860413-23-000152 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20230601 FILED AS OF DATE: 20230605 DATE AS OF CHANGE: 20230605 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Grieb Frances Pallas CENTRAL INDEX KEY: 0001622140 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-34653 FILM NUMBER: 23991763 MAIL ADDRESS: STREET 1: C/O GREAT WESTERN BANCORP, INC. STREET 2: 100 NORTH PHILLIPS AVE. CITY: SIOUX FALLS STATE: SD ZIP: 57104 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: FIRST INTERSTATE BANCSYSTEM INC CENTRAL INDEX KEY: 0000860413 STANDARD INDUSTRIAL CLASSIFICATION: STATE COMMERCIAL BANKS [6022] IRS NUMBER: 810331430 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 BUSINESS ADDRESS: STREET 1: 401 NO 31ST STREET CITY: BILLINGS STATE: MT ZIP: 59101 BUSINESS PHONE: 4062555311 MAIL ADDRESS: STREET 1: 401 NO 31ST STREET CITY: BILLINGS STATE: MT ZIP: 59101 FORMER COMPANY: FORMER CONFORMED NAME: FIRST INTERSTATE BANCSYSTEM OF MONTANA INC DATE OF NAME CHANGE: 19930615 4 1 wf-form4_168598361002401.xml FORM 4 X0407 4 2023-06-01 0 0000860413 FIRST INTERSTATE BANCSYSTEM INC FIBK 0001622140 Grieb Frances Pallas 5531 S 208TH CIRCLE ELKHORN NE 68022 1 0 0 0 0 Class A Common Stock 2023-06-01 4 A 0 3401 0 A 22436 D Shares issuable upon vesting of restricted stock units granted to the reporting person pursuant to the Registrant's 2023 Equity and Incentive Plan. The restricted stock units vest on June 1, 2024, subject to the reporting persons provision of continuous service to the Registrant through the vesting date. /s/ Kirk D. Jensen, Attorney-in-Fact for Reporting Person 2023-06-01