{"schema_version":"secwatch.filing_event.v1","accession":"0001193125-23-010295","form_type":"8-K","ticker":"BSM","cik":"0001621434","company_name":"Black Stone Minerals, L.P.","filed_at":"2023-01-19T23:59:59+00:00","discovered_at":"2026-05-14T18:03:45.859708+00:00","generated_at":"2026-06-20T13:08:17.926673+00:00","sec_items":["5.02","7.01","9.01"],"event_type":"leadership","sentiment":"neutral","materiality_score":0.5,"calibrated_materiality_score":0.5,"confidence":"high","headline":"Black Stone Minerals CFO Jeff Wood to depart Feb 28; Evan Kiefer named interim CFO","bullets":["Jeff Wood, President, CFO, and Treasurer of Black Stone's general partner, will leave effective Feb 28, 2023.","Evan Kiefer, currently VP Finance & IR, will serve as Interim CFO and Treasurer upon Wood's departure.","Kiefer has been with Black Stone since 2013 and previously worked at KPMG.","CEO Thomas Carter thanked Wood and noted the company is in one of its strongest financial positions."],"urls":{"canonical":"https://secwatch.observer/filing/0001193125-23-010295","json":"https://secwatch.observer/filing/0001193125-23-010295.json","markdown":"https://secwatch.observer/filing/0001193125-23-010295.md","text":"https://secwatch.observer/filing/0001193125-23-010295.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1621434/000119312523010295/0001193125-23-010295-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1621434/000119312523010295/d451654d8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-20T13:08:17.926673+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":"1baa07800b","claim":"Evan Kiefer was appointed as Interim Chief Financial Officer and Treasurer at Black Stone Minerals, L.P..","evidence_excerpt":"The Board of Directors will appoint Evan Kiefer as Interim Chief Financial Officer and Treasurer upon Mr. Wood’s departure.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1621434/000119312523010295/0001193125-23-010295-index.htm","confidence":1.0,"family_label":"Executive change","details":[{"label":"Action","value":"appoint"},{"label":"Role","value":"Interim Chief Financial Officer and Treasurer"}],"fact_type":"executive_change"},{"claim_id":"fea408b664","claim":"Jeffrey P. Wood departed as President, Chief Financial Officer, and Treasurer at Black Stone Minerals, L.P..","evidence_excerpt":"Jeffrey P. Wood, President, Chief Financial Officer, and Treasurer of the General Partner, agreed that Mr. Wood would depart his current roles at the general partner effective February 28, 2023.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1621434/000119312523010295/0001193125-23-010295-index.htm","confidence":1.0,"family_label":"Executive change","details":[{"label":"Action","value":"depart"},{"label":"Role","value":"President, Chief Financial Officer, and Treasurer"}],"fact_type":"executive_change"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}