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Filing Detail
Form 3/A - Initial statement of beneficial ownership of securities: [Amend]
SEC Accession No. 0000860413-22-000105
Filing Date
2022-03-22
Accepted
2022-03-22 12:36:19
Documents
1
Period of Report
2022-02-01

Document Format Files

Seq Description Document Type Size
1 FORM 3/A wf-form3a_164796696388201.html 3/A  
1 FORM 3/A wf-form3a_164796696388201.xml 3/A 11902
  Complete submission text file 0000860413-22-000105.txt   15694
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 (Issuer) CIK: 0000860413 (see all company filings)

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

Mailing Address C/O FIRST INTERSTATE BANCSYSTEM INC P O BOX 30918 BILLINGS MT 59116
Business Address
HEYNEMAN JOHN M JR (Reporting) CIK: 0001198518 (see all company filings)

Type: 3/A | Act: 34 | File No.: 001-34653 | Film No.: 22758228

Mailing Address PO BOX 7113 BILLINGS MT 59103
Business Address PO BOX 7113 BILLINGS MT 59103 406-831-6855
Riki Rae Scott Davidson & John Heyneman Jr., Trustees FBO Riki Scott Davidson Exemption Trust Under the Scott Family 1996 Trust (Reporting) CIK: 0001908784 (see all company filings)

State of Incorp.: WY | Fiscal Year End: 1231
Type: 3/A | Act: 34 | File No.: 001-34653 | Film No.: 22758225

Mailing Address 4100 BIG HORN AVE SHERIDAN WY 82801
Business Address 4100 BIG HORN AVE SHERIDAN WY 82801 307-763-2541
Towanda Investments Limited Partnership (Reporting) CIK: 0001908810 (see all company filings)

State of Incorp.: DE | Fiscal Year End: 1231
Type: 3/A | Act: 34 | File No.: 001-34653 | Film No.: 22758224

Mailing Address 4100 BIG HORN AVE SHERIDAN WY 82801
Business Address 4100 BIG HORN AVE SHERIDAN WY 82801 307-763-2541
John M Heyneman Jr. Trust (Reporting) CIK: 0001908848 (see all company filings)

State of Incorp.: WY | Fiscal Year End: 1231
Type: 3/A | Act: 34 | File No.: 001-34653 | Film No.: 22758227

Mailing Address PO BOX 7113 BILLINGS MT 59103
Business Address PO BOX 7113 BILLINGS MT 59103 406-831-6855
Rae Ann Morss & John Heyneman Jr., Trustees FBO Rae Ann Morss Exemption Trust Under the Scott Family 1996 Trust (Reporting) CIK: 0001908849 (see all company filings)

State of Incorp.: WY | Fiscal Year End: 1231
Type: 3/A | Act: 34 | File No.: 001-34653 | Film No.: 22758226