Form 3 - Initial statement of beneficial ownership of securities:
SEC Accession No. 0000860413-25-000143
Filing Date
2025-09-05
Accepted
2025-09-05 18:21:22
Documents
1
Period of Report
2025-08-29

Document Format Files

Seq Description Document Type Size
1 FORM 3 wk-form3_1757110878.html 3  
1 FORM 3 wk-form3_1757110878.xml 3 2380
  Complete submission text file 0000860413-25-000143.txt   3882
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 1515 WEST 190TH STREET, SUITE 275 GARDENA CA 90248
Business Address
Agrawal Renu (Reporting) CIK: 0001838577 (see all company filings)

Type: 3 | Act: 34 | File No.: 001-34653 | Film No.: 251297745