{"schema_version":"secwatch.filing_event.v1","accession":"0001493152-23-010355","form_type":"8-K","ticker":"MARA","cik":"0001507605","company_name":"MARA Holdings, Inc.","filed_at":"2023-03-31T23:59:59+00:00","discovered_at":"2026-05-14T18:03:45.315163+00:00","generated_at":"2026-06-17T07:49:14.432329+00:00","sec_items":["5.02","9.01"],"event_type":"leadership","sentiment":"neutral","materiality_score":0.5,"calibrated_materiality_score":0.5,"confidence":"high","headline":"Marathon Digital CFO Hugh Gallagher to retire on May 12, 2023","bullets":["CFO Hugh Gallagher notified company on March 27, 2023 of his retirement effective May 12, 2023.","Resignation is for personal reasons and not due to any disagreement with the company.","No successor has been announced as of the filing date.","CEO Fred Thiel signed the filing; no other executive changes disclosed."],"urls":{"canonical":"https://secwatch.observer/filing/0001493152-23-010355","json":"https://secwatch.observer/filing/0001493152-23-010355.json","markdown":"https://secwatch.observer/filing/0001493152-23-010355.md","text":"https://secwatch.observer/filing/0001493152-23-010355.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1507605/000149315223010355/0001493152-23-010355-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1507605/000149315223010355/form8-k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-17T07:49:14.432329+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":"4d8899ca69","claim":"Hugh Gallagher departed as Chief Financial Officer at MARA Holdings, Inc..","evidence_excerpt":"On March 27, 2023, Hugh Gallagher, the Chief Financial Officer of Marathon Digital Holdings, Inc. (the “Company”), provided notice to the Company of his intention to retire as the Company’s Chief Financial Officer on or about May 12, 2023 for personal reasons.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1507605/000149315223010355/0001493152-23-010355-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"retire"},{"label":"Role","value":"Chief Financial Officer"}],"fact_type":"executive_change"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}