{"schema_version":"secwatch.filing_event.v1","accession":"0000860413-25-000017","form_type":"8-K","ticker":"FIBK","cik":"0000860413","company_name":"FIRST INTERSTATE BANCSYSTEM INC","filed_at":"2025-02-26T23:59:59+00:00","discovered_at":"2026-05-14T18:03:06.533200+00:00","generated_at":"2026-05-26T04:11:08.427680+00:00","sec_items":["5.02","9.01"],"event_type":"leadership","sentiment":"neutral","materiality_score":0.25,"calibrated_materiality_score":0.25,"confidence":"high","headline":"Director Jonathan R. Scott to not stand for re-election; Scott family to nominate replacement","bullets":["Jonathan R. Scott, Class I director, will not seek re-election at 2025 annual meeting; will serve until term ends.","Decision unrelated to any disagreement with the company on operations, policies, or practices.","Scott family expected to designate another family member for nomination to Board for three-year term.","Replacement must meet director qualification criteria of Governance and Nominating Committee.","Proxy materials for 2025 annual meeting will include details on any such nominee."],"urls":{"canonical":"https://secwatch.observer/filing/0000860413-25-000017","json":"https://secwatch.observer/filing/0000860413-25-000017.json","markdown":"https://secwatch.observer/filing/0000860413-25-000017.md","text":"https://secwatch.observer/filing/0000860413-25-000017.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/860413/000086041325000017/0000860413-25-000017-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/860413/000086041325000017/fibk-20250224.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-26T04:11:08.427680+00:00"},"review":{"review_status":"machine_generated","human_reviewed":false,"corrected":false,"correction_note":null,"correction_timestamp":null,"superseded_by":null,"related_filings":[]},"source_grounded_claims":[{"claim_id":"3505f66c0a","claim":"Jonathan R. Scott departed as Director at FIRST INTERSTATE BANCSYSTEM INC.","evidence_excerpt":"On February 24, 2025, Jonathan R. Scott, an incumbent Class I director who is serving on the board of directors of the registrant (the “Board”) as one of three Scott family members previously designated by the Scott family to be nominated for election to serve on the Board pursuant to a stockholders’ agreement between the registrant and members of the Scott family (the “Stockholders’ Agreement”), informed the Board of his decision to not seek to stand for re-election at the 2025 annual meeting of stockholders of the registrant (the “2025 Annual Meeting”).","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/860413/000086041325000017/0000860413-25-000017-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"not stand for re-election"},{"label":"Role","value":"Director"}],"fact_type":"executive_change"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}