FIBK FIRST INTERSTATE BANCSYSTEM INC
company
SEC Filings & Insider Trading Activity 2026

CIK: 860413
Financials
State Commercial Banks 34 filings
Russell 2000

Latest FIRST INTERSTATE BANCSYSTEM INC (FIBK) SEC EDGAR filings in 2026 — including the most recent 10-K annual report filed on February 26, 2026, a 10-Q quarterly report filed on November 6, 2025, an 8-K current report filed on April 29, 2026. SignalX aggregates every new 10-K annual report, 10-Q quarterly report, 8-K current report, and Form 4 insider transaction for FIRST INTERSTATE BANCSYSTEM INC (FIBK) (SEC CIK 860413), with AI-powered section-by-section summaries updated daily.

10-Q: 24
10-K: 8
8-K: 2

Latest 2026 SEC Filing Dates

10-K Annual Report
Feb 26, 2026
10-Q Quarterly Report
Nov 6, 2025
8-K Current Report
Apr 29, 2026

AI 10-K Annual Report Analysis
Latest 10-K (2025-12-31)

Business Overview

  • Core business model: Regional bank holding company focusing on deposit-taking, lending, and wealth management services
  • New emphasis: August 2025 stock repurchase program authorized up to $300 million through March 2027, with $141.8 million repurchased by early 2026
+3 more insights

Risk Factors

  • Regulatory: No known regulatory liquidity recommendations that could materially affect the bank's liquidity or operations as of fiscal 2026 year-end
  • Macroeconomic: Bank’s borrowing capacity $9.0B with $10.4B total available liquidity including FHLB advances and FRB discount window access
+3 more insights

Management Discussion & Analysis

  • No revenue or profitability figures disclosed in provided MD&A section
  • Share repurchase program potential cash impact; no repurchase amounts or price data given
+3 more insights

AI 10-Q Quarterly Report Analysis
Latest 10-Q (2025-09-30)

Risk Factors

  • Newly added risk: Stock repurchase program approved for $150 million through March 31, 2027, announced August 28, 2025
  • Most updated risk: Potential adverse impact on stock price and liquidity if repurchase program shares are not bought as planned
Read full Q3 2025 10-Q analysis →

Annual Reports Archive
10-K

AI-powered analysis of FIRST INTERSTATE BANCSYSTEM INC (FIBK) 10-K annual reports filed with SEC EDGAR.

Quarterly Reports Archive
10-Q

AI-powered analysis of FIRST INTERSTATE BANCSYSTEM INC (FIBK) 10-Q quarterly reports filed with SEC EDGAR.

Financial Summary
XBRL

FY2021FY2022FY2023FY2024FY2025
Profitability
Revenue$505.5M$1.0B$1.3B$1.3B$1.2B
Net Income$192.1M$202.2M$257.5M$226.0M$302.1M
Net Margin38.0%19.8%20.1%17.4%25.6%
Balance Sheet
Total Assets$19.7B$32.3B$30.7B$29.1B$26.6B
Equity$2.0B$3.1B$3.2B$3.3B$3.4B
ROE9.7%6.6%8.0%6.8%8.8%

Source: XBRL financial data from FIRST INTERSTATE BANCSYSTEM INC (FIBK) 10-K filings on SEC EDGAR. All figures in USD. Key metrics include revenue, net income, gross profit, gross profit margin, operating income, EPS (diluted), total assets, stockholders' equity, return on equity (ROE), operating cash flow, and capital expenditure.

Latest 2026 SEC Filings — 10-K, 10-Q, 8-K & Form 4

FormFiling DatePeriodAnalysisSEC
8-K
Apr 29, 2026
10-K
Feb 26, 2026Dec 31, 2025Analysis
8-K
Jan 28, 2026
10-Q
Nov 6, 2025Sep 30, 2025Analysis
10-Q
Aug 6, 2025Jun 30, 2025
10-Q
May 7, 2025Mar 31, 2025
10-K
Feb 28, 2025Dec 31, 2024
10-Q
Nov 4, 2024Sep 30, 2024
10-Q
Aug 2, 2024Jun 30, 2024
10-Q
May 3, 2024Mar 31, 2024
10-K
Feb 29, 2024Dec 31, 2023
10-Q
Nov 3, 2023Sep 30, 2023
10-Q
Aug 4, 2023Jun 30, 2023
10-Q
May 5, 2023Mar 31, 2023
10-K
Feb 24, 2023Dec 31, 2022
10-Q
Nov 7, 2022Sep 30, 2022
10-Q
Aug 5, 2022Jun 30, 2022
10-Q
May 9, 2022Mar 31, 2022
10-K
Feb 25, 2022Dec 31, 2021
10-Q
Nov 4, 2021Sep 30, 2021
10-Q
Aug 6, 2021Jun 30, 2021
10-Q
May 7, 2021Mar 31, 2021
10-K
Mar 1, 2021Dec 31, 2020
10-Q
Nov 4, 2020Sep 30, 2020
10-Q
Aug 7, 2020Jun 30, 2020

Frequently Asked Questions

What are the latest FIBK SEC filings in 2026?

FIRST INTERSTATE BANCSYSTEM INC (FIBK) has filed a 10-K annual report on February 26, 2026, a 10-Q quarterly report on November 6, 2025, an 8-K current report on April 29, 2026 with the SEC. SignalX tracks every new SEC EDGAR filing daily, including 10-K, 10-Q, 8-K, and Form 4 insider transactions, with AI-powered summaries of key sections.

When did FIBK file its most recent 10-K annual report?

FIRST INTERSTATE BANCSYSTEM INC (FIBK) filed its most recent 10-K annual report on February 26, 2026. The 10-K includes audited financial statements, business overview, risk factors, and management discussion, all available on SignalX with AI-generated summaries and XBRL financial data.

How do I view FIBK 10-Q quarterly reports?

FIRST INTERSTATE BANCSYSTEM INC (FIBK)'s most recent 10-Q quarterly report was filed on November 6, 2025. SignalX displays every FIBK 10-Q with AI-generated summaries of the MD&A (Management Discussion & Analysis) and Risk Factors sections, plus links to the original SEC EDGAR document.

What 8-K current reports has FIBK filed recently?

FIRST INTERSTATE BANCSYSTEM INC (FIBK)'s most recent 8-K was filed on April 29, 2026. 8-K filings disclose material corporate events such as earnings releases, executive changes, mergers, and other significant developments. SignalX surfaces each 8-K with item-level summaries so you can quickly see what happened.

Where can I find FIBK insider trading activity (Form 4)?

SignalX aggregates every FIBK Form 4 insider transaction from SEC EDGAR. Form 4 reports show when officers, directors, and 10% shareholders buy or sell company stock, with transaction code, share count, and price per share.

How often does FIBK file with the SEC?

FIRST INTERSTATE BANCSYSTEM INC (FIBK) files a 10-K annual report once per year (typically within 60 days of fiscal year-end) and 10-Q quarterly reports three times per year. 8-K current reports are filed as needed when material events occur, and Form 4 insider transaction reports are due within two business days of a trade. SignalX monitors SEC EDGAR daily to surface every new FIBK filing with AI-powered analysis.

What is the difference between 10-K, 10-Q, and 8-K SEC filings?

A 10-K is a comprehensive annual report with audited financials, business overview, and risk factors. A 10-Q is a shorter quarterly report with unaudited financials and management discussion. An 8-K is a current report filed when a material event occurs — such as earnings releases, executive changes, acquisitions, or other significant developments. SignalX provides AI-generated summaries for all three filing types for FIRST INTERSTATE BANCSYSTEM INC (FIBK).

What is FIBK's SEC CIK number?

FIRST INTERSTATE BANCSYSTEM INC (FIBK)'s SEC CIK (Central Index Key) number is 860413. The CIK is a unique identifier assigned by the SEC to every filing entity. You can use CIK 860413 to look up all FIBK filings on SEC EDGAR, or browse them here on SignalX with AI-powered analysis.

Where can I find FIBK return on equity (ROE) and financial data?

SignalX extracts XBRL financial data from FIRST INTERSTATE BANCSYSTEM INC (FIBK) 10-K annual filings, including revenue, net income, gross profit, operating income, EPS, total assets, stockholders' equity, and operating cash flow. Return on equity (ROE) can be derived from net income divided by stockholders' equity. Multi-year financial trends are displayed in the Financial Summary table above.

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