# Filing Detail

Form 10-Q - Quarterly report [Sections 13 or 15(d)]:
SEC Accession No. 0000860413-23-000087
Filing Date
2023-05-05
Accepted
2023-05-05 16:52:20
Documents
101
Period of Report
2023-03-31

Document Format Files

Seq | Description | Document | Type | Size
--- | --- | --- | --- | ---
1 | 10-Q | fibk-20230331.htm iXBRL | 10-Q | 5355937
2 | EX-31.1 | fibk-20230331xex311.htm | EX-31.1 | 10314
3 | EX-31.2 | fibk-20230331xex312.htm | EX-31.2 | 10464
4 | EX-32 | fibk-20230331xex32.htm | EX-32 | 4169
| Complete submission text file | 0000860413-23-000087.txt |  | 24965911

Data Files

Seq | Description | Document | Type | Size
--- | --- | --- | --- | ---
5 | XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT | fibk-20230331.xsd | EX-101.SCH | 87819
6 | XBRL TAXONOMY EXTENSION CALCULATION LINKBASE DOCUMENT | fibk-20230331_cal.xml | EX-101.CAL | 164643
7 | XBRL TAXONOMY EXTENSION DEFINITION LINKBASE DOCUMENT | fibk-20230331_def.xml | EX-101.DEF | 727983
8 | XBRL TAXONOMY EXTENSION LABEL LINKBASE DOCUMENT | fibk-20230331_lab.xml | EX-101.LAB | 1166911
9 | XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE DOCUMENT | fibk-20230331_pre.xml | EX-101.PRE | 948521
95 | EXTRACTED XBRL INSTANCE DOCUMENT | fibk-20230331_htm.xml | XML | 6731141

Mailing Address P O BOX 30918 401 NO 31ST STREET BILLINGS MT 59116-0918
Business Address P O BOX 30918 401 NO 31ST STREET BILLINGS MT 59116-0918 4062555300
FIRST INTERSTATE BANCSYSTEM INC (Filer) CIK: 0000860413 (see all company filings)

EIN.: 810331430 | State of Incorp.: MT | Fiscal Year End: 1231
Type: 10-Q | Act: 34 | File No.: 001-34653 | Film No.: 23894689
SIC: 6022 State Commercial Banks