0000860413-24-000040.txt : 20240326 0000860413-24-000040.hdr.sgml : 20240326 20240326181908 ACCESSION NUMBER: 0000860413-24-000040 CONFORMED SUBMISSION TYPE: 4/A PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20240315 FILED AS OF DATE: 20240326 DATE AS OF CHANGE: 20240326 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Mutch Marcy D CENTRAL INDEX KEY: 0001653911 ORGANIZATION NAME: FILING VALUES: FORM TYPE: 4/A SEC ACT: 1934 Act SEC FILE NUMBER: 001-34653 FILM NUMBER: 24785175 MAIL ADDRESS: STREET 1: PO BOX 30918 CITY: BILLINGS STATE: MT ZIP: 59116 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/A 1 wk-form4a_1711491539.xml FORM 4/A X0508 4/A 2024-03-15 2024-03-19 0 0000860413 FIRST INTERSTATE BANCSYSTEM INC FIBK 0001653911 Mutch Marcy D PO BOX 30918 BILLINGS MT 59116 0 1 0 0 Exec. Vice Pres. & CFO 0 Common Stock 2024-03-15 4 F 0 288 25.21 D 52518 D Common Stock 2024-03-15 4 F 0 452 25.21 D 52066 D Common Stock 2024-03-15 4 F 0 678 25.21 D 51388 D Common Stock 2024-03-15 4 A 0 10359 0 A 61747 D Common Stock 1376 I By IRA Common Stock 164 I By 401(k) Common Stock 10 I By Spouse Disposition to the issuer of issuer securities in payment of minimum required withholding taxes due upon vesting of unvested shares. Shares issuable upon vesting of restricted stock units granted to the reporting person pursuant to the Registrant's 2024 Equity and Incentive Plan. The restricted stock units vest in three equal annual installments beginning on March 15, 2025, subject to the reporting person's continued employment through each applicable vesting date. Amendment being filed solely to reflect shares disposed of to the issuer of issuer's securities in payment of minimum withholding taxes due upon vesting of unvested shares and to update the corresponding end of period holdings reported. /s/ Kirk D. Jensen, as attorney in fact for reporting person 2024-03-26