{"schema_version":"secwatch.filing_event.v1","accession":"0000860413-23-000019","form_type":"8-K","ticker":"FIBK","cik":"0000860413","company_name":"FIRST INTERSTATE BANCSYSTEM INC","filed_at":"2023-02-10T23:59:59+00:00","discovered_at":"2026-05-14T18:03:48.272657+00:00","generated_at":"2026-06-19T18:46:25.537091+00:00","sec_items":["5.02","9.01"],"event_type":"leadership","sentiment":"negative","materiality_score":0.6,"calibrated_materiality_score":0.6,"confidence":"high","headline":"First Interstate terminates Chief Banking Officer Hayslip, names Asker interim","bullets":["Ashley Hayslip's service as Chief Banking Officer terminated effective Feb 9, 2023.","Lorrie Asker appointed interim Chief Banking Officer; had been Rocky Mountain Region Regional President since Aug 2019.","Asker receives $360,000 annual base salary and 2,743 restricted stock units vesting over 3 years.","Asker also eligible for incentive bonus plans and customary executive benefits."],"urls":{"canonical":"https://secwatch.observer/filing/0000860413-23-000019","json":"https://secwatch.observer/filing/0000860413-23-000019.json","markdown":"https://secwatch.observer/filing/0000860413-23-000019.md","text":"https://secwatch.observer/filing/0000860413-23-000019.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/860413/000086041323000019/0000860413-23-000019-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/860413/000086041323000019/fibk-20230209.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-19T18:46:25.537091+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":"01e979b06f","claim":"Lorrie Asker was appointed as Chief Banking Officer at FIRST INTERSTATE BANCSYSTEM INC.","evidence_excerpt":"Contemporaneously with the termination of Ms. Hayslip’s service, Ms. Lorrie Asker, age 55, agreed to serve as the Company’s Chief Banking Officer on an interim basis until a permanent replacement is identified.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/860413/000086041323000019/0000860413-23-000019-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":"7593dbea6d","claim":"Ashley Hayslip was terminated as Chief Banking Officer at FIRST INTERSTATE BANCSYSTEM INC.","evidence_excerpt":"On February 9, 2023, Ashley Hayslip’s service as Chief Banking Officer for the registrant was terminated.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/860413/000086041323000019/0000860413-23-000019-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"terminated"},{"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"}