Form 8-K - Current report:
SEC Accession No. 0000860413-25-000077
Filing Date
2025-06-02
Accepted
2025-06-02 09:26:59
Documents
15
Period of Report
2025-06-01
Items
Item 5.02: Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements of Certain Officers
Item 7.01: Regulation FD Disclosure
Item 9.01: Financial Statements and Exhibits

Document Format Files

Seq Description Document Type Size
1 8-K fibk-20250601.htm   iXBRL 8-K 36710
2 EX-10.1 fibk-20250602xex_101employ.htm EX-10.1 114195
3 EX-99.1 fibk-20250602xex_991pressr.htm EX-99.1 8981
7 FIBK LOGO fibslogo2linea04a.jpg GRAPHIC 165531
  Complete submission text file 0000860413-25-000077.txt   534209

Data Files

Seq Description Document Type Size
4 XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT fibk-20250601.xsd EX-101.SCH 1773
5 XBRL TAXONOMY EXTENSION LABEL LINKBASE DOCUMENT fibk-20250601_lab.xml EX-101.LAB 22788
6 XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE DOCUMENT fibk-20250601_pre.xml EX-101.PRE 13037
17 EXTRACTED XBRL INSTANCE DOCUMENT fibk-20250601_htm.xml XML 2723
Mailing Address 401 NO 31ST STREET BILLINGS MT 59101
Business Address 401 NO 31ST STREET BILLINGS MT 59101 4062555311
FIRST INTERSTATE BANCSYSTEM INC (Filer) CIK: 0000860413 (see all company filings)

EIN.: 810331430 | State of Incorp.: DE | Fiscal Year End: 1231
Type: 8-K | Act: 34 | File No.: 001-34653 | Film No.: 251013311
SIC: 6022 State Commercial Banks
(CF Office: 02 Finance)