# Filing Detail

Form 3 - Initial statement of beneficial ownership of securities:
SEC Accession No. 0000860413-25-000104
Filing Date
2025-06-04
Accepted
2025-06-04 15:01:57
Documents
5
Period of Report
2025-06-01

Document Format Files

Seq | Description | Document | Type | Size
--- | --- | --- | --- | ---
1 | FORM 3 | wk-form3_1749063709.html | 3 |
1 | FORM 3 | wk-form3_1749063709.xml | 3 | 2457
2 | EX-24 | dellacamerapoa.htm | EX-24 | 1174
3 |  | dellacamerapoa001.jpg | GRAPHIC | 253270
4 |  | dellacamerapoa002.jpg | GRAPHIC | 236376
5 |  | dellacamerapoa003.jpg | GRAPHIC | 102054
| Complete submission text file | 0000860413-25-000104.txt |  | 820287

Mailing Address 401 NO 31ST STREET BILLINGS MT 59101
Business Address 401 NO 31ST STREET BILLINGS MT 59101 4062555311
FIRST INTERSTATE BANCSYSTEM INC (Issuer) CIK: 0000860413 (see all company filings)

EIN.: 810331430 | State of Incorp.: DE | Fiscal Year End: 1231
SIC: 6022 State Commercial Banks
(CF Office: 02 Finance)

Mailing Address P.O. 30918 BILLINGS MT 59116
Business Address
Della Camera David (Reporting) CIK: 0002071416 (see all company filings)

Type: 3 | Act: 34 | File No.: 001-34653 | Film No.: 251022845