SEC Seal
SEC Banner
Search the Next-Generation EDGAR System
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)

IRS No.: 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