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Filing Detail
Form 425 - Prospectuses and communications, business combinations:
SEC Accession No. 0000860413-21-000208
Filing Date
2021-10-29
Accepted
2021-10-29 16:22:08
Documents
2

Document Format Files

Seq Description Document Type Size
1 425 fibk-20210930x8kpr.htm 425 659513
2 FIBK LOGO fibslogo2linea04.jpg GRAPHIC 165531
  Complete submission text file 0000860413-21-000208.txt   889121
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 (Filed by) CIK: 0000860413 (see all company filings)

IRS No.: 810331430 | State of Incorp.: MT | Fiscal Year End: 1231
Type: 425
SIC: 6022 State Commercial Banks

Mailing Address 225 S. MAIN AVENUE SIOUX FALLS SD 57104
Business Address 225 S. MAIN AVENUE SIOUX FALLS SD 57104 605-334-2548
Great Western Bancorp, Inc. (Subject) CIK: 0001613665 (see all company filings)

IRS No.: 471308512 | State of Incorp.: DE | Fiscal Year End: 0930
Type: 425 | Act: 34 | File No.: 001-36688 | Film No.: 211363511
SIC: 6022 State Commercial Banks