# Filing Detail

Form 8-K - Current report:
SEC Accession No. 0000860413-21-000204
Filing Date
2021-10-26
Accepted
2021-10-26 16:09:21
Documents
70
Period of Report
2021-10-25
Items
Item 2.02: Results of Operations and Financial Condition
Item 7.01: Regulation FD Disclosure
Item 8.01: Other Events
Item 9.01: Financial Statements and Exhibits

Document Format Files

Seq | Description | Document | Type | Size
--- | --- | --- | --- | ---
1 | 8-K | fibk-20211025.htm iXBRL | 8-K | 41153
2 | EX-99.1 | fibk-20210930x8kpr.htm | EX-99.1 | 659523
3 | EX-99.2 | oct2021ip.htm | EX-99.2 | 54763
7 | FIBK LOGO | fibslogo2linea04a.jpg | GRAPHIC | 165531
8 | GRAPHIC | oct2021ip001.jpg | GRAPHIC | 255797
9 | GRAPHIC | oct2021ip002.jpg | GRAPHIC | 245440
10 | GRAPHIC | oct2021ip003.jpg | GRAPHIC | 192496
11 | GRAPHIC | oct2021ip004.jpg | GRAPHIC | 122906
12 | GRAPHIC | oct2021ip005.jpg | GRAPHIC | 110954
13 | GRAPHIC | oct2021ip006.jpg | GRAPHIC | 119466
14 | GRAPHIC | oct2021ip007.jpg | GRAPHIC | 103569
15 | GRAPHIC | oct2021ip008.jpg | GRAPHIC | 124370
16 | GRAPHIC | oct2021ip009.jpg | GRAPHIC | 158407
17 | GRAPHIC | oct2021ip010.jpg | GRAPHIC | 69056
18 | GRAPHIC | oct2021ip011.jpg | GRAPHIC | 97776
19 | GRAPHIC | oct2021ip012.jpg | GRAPHIC | 112378
20 | GRAPHIC | oct2021ip013.jpg | GRAPHIC | 106846
21 | GRAPHIC | oct2021ip014.jpg | GRAPHIC | 67716
22 | GRAPHIC | oct2021ip015.jpg | GRAPHIC | 125973
23 | GRAPHIC | oct2021ip016.jpg | GRAPHIC | 96268
24 | GRAPHIC | oct2021ip017.jpg | GRAPHIC | 106321
25 | GRAPHIC | oct2021ip018.jpg | GRAPHIC | 112217
26 | GRAPHIC | oct2021ip019.jpg | GRAPHIC | 109116
27 | GRAPHIC | oct2021ip020.jpg | GRAPHIC | 128420
28 | GRAPHIC | oct2021ip021.jpg | GRAPHIC | 142476
29 | GRAPHIC | oct2021ip022.jpg | GRAPHIC | 152867
30 | GRAPHIC | oct2021ip023.jpg | GRAPHIC | 135438
31 | GRAPHIC | oct2021ip024.jpg | GRAPHIC | 74000
32 | GRAPHIC | oct2021ip025.jpg | GRAPHIC | 162264
33 | GRAPHIC | oct2021ip026.jpg | GRAPHIC | 189511
34 | GRAPHIC | oct2021ip027.jpg | GRAPHIC | 71958
35 | GRAPHIC | oct2021ip028.jpg | GRAPHIC | 125803
36 | GRAPHIC | oct2021ip029.jpg | GRAPHIC | 90546
37 | GRAPHIC | oct2021ip030.jpg | GRAPHIC | 108698
38 | GRAPHIC | oct2021ip031.jpg | GRAPHIC | 132617
39 | GRAPHIC | oct2021ip032.jpg | GRAPHIC | 103933
40 | GRAPHIC | oct2021ip033.jpg | GRAPHIC | 72129
41 | GRAPHIC | oct2021ip034.jpg | GRAPHIC | 122898
42 | GRAPHIC | oct2021ip035.jpg | GRAPHIC | 93303
43 | GRAPHIC | oct2021ip036.jpg | GRAPHIC | 94901
44 | GRAPHIC | oct2021ip037.jpg | GRAPHIC | 104983
45 | GRAPHIC | oct2021ip038.jpg | GRAPHIC | 112193
46 | GRAPHIC | oct2021ip039.jpg | GRAPHIC | 99899
47 | GRAPHIC | oct2021ip040.jpg | GRAPHIC | 76287
48 | GRAPHIC | oct2021ip041.jpg | GRAPHIC | 103917
49 | GRAPHIC | oct2021ip042.jpg | GRAPHIC | 109655
50 | GRAPHIC | oct2021ip043.jpg | GRAPHIC | 64248
51 | GRAPHIC | oct2021ip044.jpg | GRAPHIC | 133153
52 | GRAPHIC | oct2021ip045.jpg | GRAPHIC | 117140
53 | GRAPHIC | oct2021ip046.jpg | GRAPHIC | 116046
54 | GRAPHIC | oct2021ip047.jpg | GRAPHIC | 115484
55 | GRAPHIC | oct2021ip048.jpg | GRAPHIC | 123970
56 | GRAPHIC | oct2021ip049.jpg | GRAPHIC | 87944
57 | GRAPHIC | oct2021ip050.jpg | GRAPHIC | 115716
58 | GRAPHIC | oct2021ip051.jpg | GRAPHIC | 119405
59 | GRAPHIC | oct2021ip052.jpg | GRAPHIC | 113457
60 | GRAPHIC | oct2021ip053.jpg | GRAPHIC | 110258
61 | GRAPHIC | oct2021ip054.jpg | GRAPHIC | 127162
62 | GRAPHIC | oct2021ip055.jpg | GRAPHIC | 116171
| Complete submission text file | 0000860413-21-000204.txt |  | 10153593

Data Files

Seq | Description | Document | Type | Size
--- | --- | --- | --- | ---
4 | XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT | fibk-20211025.xsd | EX-101.SCH | 1902
5 | XBRL TAXONOMY EXTENSION LABEL LINKBASE DOCUMENT | fibk-20211025_lab.xml | EX-101.LAB | 24275
6 | XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE DOCUMENT | fibk-20211025_pre.xml | EX-101.PRE | 12638
63 | EXTRACTED XBRL INSTANCE DOCUMENT | fibk-20211025_htm.xml | XML | 10901

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: 8-K | Act: 34 | File No.: 001-34653 | Film No.: 211348486
SIC: 6022 State Commercial Banks