{"schema_version":"secwatch.filing_event.v1","accession":"0000950142-26-000873","form_type":"8-K","ticker":"MARA","cik":"0001507605","company_name":"MARA Holdings, Inc.","filed_at":"2026-03-26T23:59:59+00:00","discovered_at":"2026-05-14T18:02:35.266356+00:00","generated_at":"2026-05-15T08:49:04.922399+00:00","sec_items":["8.01"],"event_type":"debt","sentiment":"neutral","materiality_score":0.75,"calibrated_materiality_score":0.75,"confidence":"high","headline":"MARA repurchases ~$1B of convertible notes using $1.1B bitcoin sale proceeds","bullets":["Repurchased $367.5M of 2030 zero-coupon notes for ~$322.9M, and $633.4M of 2031 notes for ~$589.9M.","Sold 15,133 bitcoin for ~$1.1B between March 4-25, 2026 to fund repurchases.","After repurchases, total convertible debt reduced from ~$3.3B to ~$2.3B.","Repurchases expected to close March 30 (2030 notes) and March 31, 2026 (2031 notes)."],"urls":{"canonical":"https://secwatch.observer/filing/0000950142-26-000873","json":"https://secwatch.observer/filing/0000950142-26-000873.json","markdown":"https://secwatch.observer/filing/0000950142-26-000873.md","text":"https://secwatch.observer/filing/0000950142-26-000873.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1507605/000095014226000873/0000950142-26-000873-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1507605/000095014226000873/eh260755847_8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-15T08:49:04.922399+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":[],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}