First Interstate BancSystem Reports Officer Changes & Financials

Ticker: FIBK · Form: 8-K · Filed: Nov 18, 2025 · CIK: 860413

First Interstate Bancsystem INC 8-K Filing Summary
FieldDetail
CompanyFirst Interstate Bancsystem INC (FIBK)
Form Type8-K
Filed DateNov 18, 2025
Risk Levelmedium
Pages7
Reading Time8 min
Key Dollar Amounts$0.00001, $480,000, $50,000
Sentimentneutral

Sentiment: neutral

Topics: officer-changes, director-changes, compensation

Related Tickers: FIBK

TL;DR

Leadership shakeup at FIBK: new officers elected, some depart, and exec pay details disclosed.

AI Summary

First Interstate BancSystem, Inc. filed an 8-K on November 18, 2025, reporting events as of November 14, 2025. The filing covers the departure of directors or certain officers, the election of directors, the appointment of certain officers, and compensatory arrangements for certain officers. It also includes financial statements and exhibits.

Why It Matters

This filing indicates potential shifts in the company's leadership and executive compensation structure, which could impact strategic direction and investor confidence.

Risk Assessment

Risk Level: medium — Changes in directors and officers, especially when coupled with compensatory arrangements, can signal internal shifts that may affect future performance or strategy.

Key Players & Entities

FAQ

Who specifically departed from their roles at First Interstate BancSystem, Inc.?

The filing indicates the departure of directors or certain officers, but does not name specific individuals in the provided text.

Were any new directors elected as part of this filing?

Yes, the filing explicitly mentions the election of directors as an item reported.

What specific compensatory arrangements for officers are detailed in this report?

The filing states that compensatory arrangements of certain officers are covered, but the specific details are not provided in the excerpt.

What is the primary business of First Interstate BancSystem, Inc. according to the filing?

The filing lists the Standard Industrial Classification as 'STATE COMMERCIAL BANKS [6022]'.

When was the earliest event reported in this 8-K filing?

The earliest event reported was on November 14, 2025.

Filing Stats: 2,011 words · 8 min read · ~7 pages · Grade level 11.8 · Accepted 2025-11-18 09:15:21

Key Financial Figures

Filing Documents

01 Financial Statements and Exhibits

Item 9.01 Financial Statements and Exhibits. (d) Exhibits. Exhibit No. Exhibit Description 10.1 Agreement. 10.2 Employment Agreement 104 Cover Page Interactive Data File (embedded within Inline XBRL document).

SIGNATURES

SIGNATURES Pursuant to the requirements of the Securities Exchange Act of 1934, the Registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized. Date: November 18, 2025 FIRST INTERSTATE BANCSYSTEM, INC. By: /s/ KIRK D. JENSEN Kirk D. Jensen Executive Vice President and General Counsel

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