Form 4 - Statement of changes in beneficial ownership of securities:
SEC Accession No. 0000860413-25-000092
Filing Date
2025-06-03
Accepted
2025-06-03 14:44:07
Documents
1
Period of Report
2025-06-01

Document Format Files

Seq Description Document Type Size
1 FORM 4 wk-form4_1748976241.html 4  
1 FORM 4 wk-form4_1748976241.xml 4 3487
  Complete submission text file 0000860413-25-000092.txt   5032
Mailing Address 401 NO 31ST STREET BILLINGS MT 59101
Business Address 401 NO 31ST STREET BILLINGS MT 59101 4062555311
FIRST INTERSTATE BANCSYSTEM INC (Issuer) CIK: 0000860413 (see all company filings)

EIN.: 810331430 | State of Incorp.: DE | Fiscal Year End: 1231
SIC: 6022 State Commercial Banks
(CF Office: 02 Finance)

Mailing Address C/O GREAT WESTERN BANCORP, INC. 100 NORTH PHILLIPS AVE SIOUX FALLS SD 57104
Business Address
Lacy Stephen Mark (Reporting) CIK: 0001652090 (see all company filings)

Type: 4 | Act: 34 | File No.: 001-34653 | Film No.: 251018754