{"schema_version":"secwatch.filing_event.v1","accession":"0000860413-22-000195","form_type":"8-K","ticker":"FIBK","cik":"0000860413","company_name":"FIRST INTERSTATE BANCSYSTEM INC","filed_at":"2022-10-03T23:59:59+00:00","discovered_at":"2026-05-14T18:03:53.771435+00:00","generated_at":"2026-06-23T06:12:18.473427+00:00","sec_items":["5.02","9.01"],"event_type":"leadership","sentiment":"neutral","materiality_score":0.55,"calibrated_materiality_score":0.55,"confidence":"high","headline":"First Interstate names Ashley Hayslip CBO effective Nov 28; Russ Lee to retire","bullets":["Russ Lee, current Chief Banking Officer, to retire effective Dec 31, 2022, with transitional role after Nov 28.","Ashley Hayslip appointed EVP, Chief Banking Officer effective Nov 28, 2022, replacing Lee.","Hayslip previously at Umpqua Bank as EVP Community & Business Banking; also roles at Bank of the West and Zions.","Compensation: $450k base salary, $50k sign-on cash bonus, $200k restricted stock vesting over 3 years."],"urls":{"canonical":"https://secwatch.observer/filing/0000860413-22-000195","json":"https://secwatch.observer/filing/0000860413-22-000195.json","markdown":"https://secwatch.observer/filing/0000860413-22-000195.md","text":"https://secwatch.observer/filing/0000860413-22-000195.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/860413/000086041322000195/0000860413-22-000195-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/860413/000086041322000195/fibk-20221003.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-23T06:12:18.473427+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":"2eb9594f62","claim":"Ashley Hayslip was appointed as Chief Banking Officer at FIRST INTERSTATE BANCSYSTEM INC.","evidence_excerpt":"Effective November 28, 2022 (the “Effective Date”), Ms. Ashley Hayslip, age 39, has agreed to begin serving as the Company’s Chief Banking Officer.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/860413/000086041322000195/0000860413-22-000195-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"appointed"},{"label":"Role","value":"Chief Banking Officer"}],"fact_type":"executive_change"},{"claim_id":"e3622efca4","claim":"Russ Lee departed as Chief Banking Officer at FIRST INTERSTATE BANCSYSTEM INC.","evidence_excerpt":"On October 3, 2022, Mr. Russ Lee, the Company’s Chief Banking officer, notified First Interstate BancSystem, Inc. (the “Company”) that he was intending to retire from the Company effective December 31, 2022.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/860413/000086041322000195/0000860413-22-000195-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"retire"},{"label":"Role","value":"Chief Banking Officer"}],"fact_type":"executive_change"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}