Form 8-K - Current report:
SEC Accession No. 0001104659-25-058170
Filing Date
2025-06-10
Accepted
2025-06-10 16:30:15
Documents
13
Period of Report
2025-06-10
Items
Item 1.01: Entry into a Material Definitive Agreement
Item 2.03: Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant
Item 9.01: Financial Statements and Exhibits

Document Format Files

Seq Description Document Type Size
1 FORM 8-K tm258437d8_8k.htm   iXBRL 8-K 37502
2 EXHIBIT 4.2 tm258437d8_ex4-2.htm EX-4.2 217983
  Complete submission text file 0001104659-25-058170.txt   464041

Data Files

Seq Description Document Type Size
3 XBRL TAXONOMY EXTENSION SCHEMA fibk-20250610.xsd EX-101.SCH 3002
4 XBRL TAXONOMY EXTENSION LABEL LINKBASE fibk-20250610_lab.xml EX-101.LAB 34239
5 XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE fibk-20250610_pre.xml EX-101.PRE 22350
15 EXTRACTED XBRL INSTANCE DOCUMENT tm258437d8_8k_htm.xml XML 3572
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.: 251037515
SIC: 6022 State Commercial Banks
(CF Office: 02 Finance)