$FIBK 8-K SEC Filings

Filed On	Filing
22 Oct 2026	8-K: Results of Operations and Financial Condition; Regulation FD Disclosure +1 more Billings, MT - October 22, 2026 - First Interstate BancSystem, Inc. (NASDAQ: FIBK) (the “Company”) today reported financial results for the third quarter of 2026. For the quarter, the Company reported net income of $62.2 million, or $0.6...
16 Sep 2026	8-K: Departure/Election of Directors or Officers; Compensation This Employment Agreement (this “Agreement”) is made effective as of September 14, 2026 (the “Effective Date”), by and between First Interstate BancSystem, Inc., a Delaware corporation (the “Company”), First Interstate Bank, a Montana ba...
21 Aug 2026	8-K: Departure/Election of Directors or Officers; Compensation
23 Jul 2026	8-K: Results of Operations and Financial Condition; Regulation FD Disclosure +1 more
16 Jul 2026	8-K: Departure/Election of Directors or Officers; Compensation
09 Jul 2026	8-K: Departure/Election of Directors or Officers; Compensation
29 May 2026	8-K: Departure/Election of Directors or Officers; Compensation; Amendments to Articles/Bylaws; Change in Fiscal Year +1 more
13 May 2026	8-K: Departure/Election of Directors or Officers; Compensation
29 Apr 2026	8-K: Results of Operations and Financial Condition; Regulation FD Disclosure +1 more
28 Jan 2026	8-K: Results of Operations and Financial Condition; Regulation FD Disclosure +1 more
18 Nov 2025	8-K: Departure/Election of Directors or Officers; Compensation
29 Oct 2025	8-K: Results of Operations and Financial Condition; Regulation FD Disclosure +1 more
16 Oct 2025	8-K: Regulation FD Disclosure
14 Oct 2025	8-K: Regulation FD Disclosure
09 Sep 2025	8-K: Departure/Election of Directors or Officers; Compensation; Regulation FD Disclosure
02 Sep 2025	8-K: Departure/Election of Directors or Officers; Compensation
28 Aug 2025	8-K: Other Events
18 Aug 2025	8-K: Termination of a Material Definitive Agreement; Other Events
15 Aug 2025	8-K: Departure/Election of Directors or Officers; Compensation
29 Jul 2025	8-K: Results of Operations and Financial Condition; Regulation FD Disclosure +1 more

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