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FIBK   FIRST INTERSTATE BANCSYSTEM INC   |  860413

Available Fillings Total Fillings:2813
Form Type Form Count
8-K 332
UPLOAD 18
NT 10-K 1
10-Q 85
S-8 10
CORRESP 16
RW 2
8-A12B 1
424B1 1
SC 13D/A 22
SC 13D 1
425 40
RW WD 1
3/A 8
305B2 2
144/A 1
SC 13G 34
POS AM 11
8-K/A 11
S-4 6
4/A 109
10-K 22
8-A12B/A 4
ARS 3
8-A12G/A 2
15-15D 1
5/A 1
5 12
S-1MEF 1
S-1/A 8
15-12G 1
13F-HR 1
144 51
SC 13G/A 91
DEFA14A 13
424B3 6
11-K 12
424B4 1
FWP 6
REGDEX 3
10-K405 5
11-K/A 1
424B5 4
4 1674
3 79
DEF 14A 26
S-3ASR 2
EFFECT 14
S-4/A 7
10-K/A 1
PRER14A 1
S-1 3
8-A12G 1
10-Q/A 12
10-K405/A 3
SCHEDULE 13G/A 1
S-3 2
S-8 POS 22
PRE 14A 3
CERTNAS 1
Financials Total:463
Form Type Act Filing Date Report Date Action
8-K 34 07/03/2025 07/03/2025 |    |  
8-K 34 06/10/2025 06/10/2025 |    |  
8-K 34 06/06/2025 06/05/2025 |    |  
8-K 34 06/02/2025 06/02/2025 |    |  
8-K 34 05/23/2025 05/20/2025 |    |  
8-K 34 04/28/2025 04/28/2025 |    |  
8-K 34 03/19/2025 03/14/2025 |    |  
8-K 34 02/25/2025 02/20/2025 |    |  
8-K 34 01/10/2025 01/03/2025 |    |  
10-Q 34 11/04/2024 09/30/2024 |    |  
Ipos Total:39
Form Type Act Filing Date Report Date Action
CORRESP 12/14/2021 07/17/2025
UPLOAD 11/09/2021 07/17/2025
CORRESP 07/02/2018 07/17/2025
UPLOAD 06/14/2018 07/17/2025
CORRESP 09/29/2017 07/17/2025
UPLOAD 09/29/2017 07/17/2025
S-3 33 09/25/2017 07/17/2025
UPLOAD 08/31/2017 07/17/2025
CORRESP 08/16/2017 07/17/2025
UPLOAD 08/02/2017 07/17/2025
Form Type Act Filing Date Report Date Action
4 07/15/2025 07/14/2025
3/A 06/05/2025 06/01/2025
3 06/04/2025 06/01/2025
4 06/03/2025 06/01/2025
4 06/03/2025 06/01/2025
4 06/03/2025 06/01/2025
4 06/03/2025 06/01/2025
4 06/03/2025 06/01/2025
4 06/03/2025 06/01/2025
4 06/03/2025 06/01/2025
Form Type Act Filing Date Report Date Action
DEF 14A 34 04/08/2025 04/08/2025
DEF 14A 34 04/11/2024 04/11/2024
SC 13G 34 02/09/2024 07/17/2025
SC 13G 34 01/30/2024 07/17/2025
DEF 14A 34 04/11/2023 07/17/2025
DEF 14A 34 04/14/2022 05/25/2022
SC 13G 34 02/02/2022 07/17/2025
13F-HR 34 04/27/2021 03/31/2021
DEF 14A 34 04/14/2021 05/26/2021
DEF 14A 34 03/20/2020 05/05/2020
Form Type Act Filing Date Report Date Action
8-K 34 07/03/2025 07/03/2025 |    |  
8-K 34 06/10/2025 06/10/2025 |    |  
8-K 34 06/06/2025 06/05/2025 |    |  
8-K 34 06/02/2025 06/02/2025 |    |  
8-K 34 05/23/2025 05/20/2025 |    |  
8-K 34 04/28/2025 04/28/2025 |    |  
8-K 34 03/19/2025 03/14/2025 |    |  
8-K 34 02/25/2025 02/20/2025 |    |  
8-K 34 01/10/2025 01/03/2025 |    |  
8-K 34 10/24/2024 10/24/2024 |    |  
Form Type Act Filing Date Report Date Action
DEF 14A 34 04/08/2025 04/08/2025
DEF 14A 34 04/11/2024 04/11/2024
DEF 14A 34 04/11/2023 07/17/2025
PRE 14A 34 03/10/2023 07/17/2025
DEF 14A 34 04/14/2022 05/25/2022
DEF 14A 34 04/14/2021 05/26/2021
DEF 14A 34 03/20/2020 05/05/2020
DEF 14A 34 03/15/2019 05/02/2019
PRE 14A 34 03/01/2019 05/02/2019
DEF 14A 34 03/16/2018 05/02/2018
Form Type Act Filing Date Report Date Action
S-1/A 33 03/23/2010 07/17/2025
S-1/A 33 03/10/2010 07/17/2025
S-1/A 33 03/02/2010 07/17/2025
S-1 33 01/15/2010 07/17/2025
S-1/A 10/31/1997 07/17/2025
S-1/A 10/23/1997 07/17/2025
S-1 10/14/1997 07/17/2025
S-1/A 07/02/1997 07/17/2025
S-1/A 06/27/1997 07/17/2025
S-1/A 06/02/1997 07/17/2025