0000860413-24-000020.txt : 20240308 0000860413-24-000020.hdr.sgml : 20240308 20240308192659 ACCESSION NUMBER: 0000860413-24-000020 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20240307 FILED AS OF DATE: 20240308 DATE AS OF CHANGE: 20240308 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: KNIERIEM KARLYN M CENTRAL INDEX KEY: 0001741432 ORGANIZATION NAME: FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-34653 FILM NUMBER: 24736199 MAIL ADDRESS: STREET 1: C/O GREAT WESTERN BANCORP, INC. STREET 2: 225 S MAIN AVENUE 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] ORGANIZATION NAME: 02 Finance 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 wk-form4_1709944011.xml FORM 4 X0508 4 2024-03-07 0 0000860413 FIRST INTERSTATE BANCSYSTEM INC FIBK 0001741432 KNIERIEM KARLYN M P.O. BOX 30918 BILLINGS MT 59116-0918 0 1 0 0 EVP, Chief Risk Officer 0 Common Stock 2024-03-07 4 S 0 2900 26.76 D 20599 D The price reported in column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $26.67 to $26.88. The reporting person undertakes to provide to First Interstate BancSystem, Inc., any security holder of First Interstate BancSystem, Inc., or the staff of the Securities and Exchange Commission, upon, request, the full information regarding the number of shares sold at each separate price within the ranges set forth above. /s/ Kirk D. Jensen, as attorney in fact for reporting person 2024-03-08