---
schema_version: "secwatch.filing_event.v1"
accession: "0000860413-25-000015"
form_type: "8-K"
ticker: "FIBK"
cik: "0000860413"
company_name: "FIRST INTERSTATE BANCSYSTEM INC"
filed_at: "2025-02-25T23:59:59+00:00"
generated_at: "2026-05-26T05:18:24.663497+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.55
calibrated_materiality_score: 0.55
confidence: "high"
source: SEC EDGAR
---

# First Interstate BancSystem announces CFO succession; Mutch to retire, Della Camera to succeed on June 1, 2025

## Summary
- Marcy D. Mutch to retire as CFO effective May 31, 2025; will serve as executive advisor through Dec 2025 and consultant through Dec 2026.
- David P. Della Camera, current Deputy CFO, appointed CFO effective June 1, 2025; also will be principal financial/accounting officer.
- Della Camera's compensation: $500k base salary, 70% STI target, 70% LTI target, per Compensation Committee.
- Mutch's transition agreement includes prorated incentive, base salary continuation through Transition Period, and $860k RSU grant for consulting period.
- Mutch served as CFO for over a decade, including during 2010 IPO; Della Camera joined in 2021 and has held senior finance roles.

## SEC filing metadata
- accession: 0000860413-25-000015
- form_type: 8-K
- ticker: FIBK
- cik: 0000860413
- company_name: FIRST INTERSTATE BANCSYSTEM INC
- filed_at: 2025-02-25T23:59:59+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.55
- calibrated_materiality_score: 0.55
- confidence: high
- sec_items: 5.02, 7.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/860413/000086041325000015/0000860413-25-000015-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/860413/000086041325000015/fibk-20250220.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0000860413-25-000015
- JSON: https://secwatch.observer/filing/0000860413-25-000015.json
- Plain text: https://secwatch.observer/filing/0000860413-25-000015.txt

## Key facts
- Executive change
  Marcy D. Mutch retired as Chief Financial Officer at FIRST INTERSTATE BANCSYSTEM INC.
  - Action: retired
  - Role: Chief Financial Officer
  source text: On February 20, 2025, Marcy D. Mutch notified First Interstate BancSystem, Inc. (the “Company”) of her intention to retire as a full-time employee at the end of 2025 and to step down after a transition period as the Company’s Executive Vice President and Chief Financial Officer (“CFO”) effective May 31, 2025 (the “Retirement”).
  evidence_url: https://www.sec.gov/Archives/edgar/data/860413/000086041325000015/0000860413-25-000015-index.htm
- Executive change
  David P. Della Camera was appointed as Chief Financial Officer at FIRST INTERSTATE BANCSYSTEM INC.
  - Action: appointed
  - Role: Chief Financial Officer
  source text: her announced successor, the Company’s current Deputy Chief Financial Officer, David P. Della Camera.
  evidence_url: https://www.sec.gov/Archives/edgar/data/860413/000086041325000015/0000860413-25-000015-index.htm

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.