secwatch.observer — SEC 8-K summary
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Issuer:     FIRST INTERSTATE BANCSYSTEM INC (FIBK)
CIK:        0000860413
Form:       8-K
Filed at:   2026-09-16T18:06:28+00:00
Accession:  0000860413-26-000092
Event type: leadership
Sentiment:  neutral
Materiality: 0.55
Item codes: 5.02, 9.01
LLM model:  deepseek-v4-flash:cloud@v2

First Interstate BancSystem appoints Jeff Lee as EVP & COO; base salary $480K
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- Employment agreement effective Sept 14, 2026; Lee named Executive VP and Chief Operations Officer of company and bank.
- Base salary $480,000/year, payable biweekly, reviewed annually; eligible for incentive comp and benefits.
- Severance without cause: 1x base salary plus 1x average bonus (prior 3 years), paid over 12 months; benefits 12 months.
- On change in control termination: 2x base salary plus 2x target bonus plus pro-rata bonus, paid over 12 months; benefits 24 months.
- 12-month non-compete/non-solicitation; extends to 18 months after change in control.

Source:
  EDGAR index:    https://www.sec.gov/Archives/edgar/data/860413/000086041326000092/0000860413-26-000092-index.htm
  Primary doc:    https://www.sec.gov/Archives/edgar/data/860413/000086041326000092/fibk-20260914.htm
  HTML page:      https://secwatch.observer/filing/0000860413-26-000092

License: Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer