{"schema_version":"secwatch.filing_event.v1","accession":"0001213900-26-095996","form_type":"8-K","ticker":"CUB","cik":"0002015955","company_name":"Lionheart Holdings","filed_at":"2026-09-01T13:00:41+00:00","discovered_at":"2026-09-01T13:02:00.324348+00:00","generated_at":"2026-09-01T13:02:21.750077+00:00","sec_items":["8.01"],"event_type":"other_material","sentiment":"negative","materiality_score":0.75,"calibrated_materiality_score":0.75,"confidence":"high","headline":"Lionheart Holdings and KEO Energy end exclusivity for proposed business combination","bullets":["LOI with Keo Capital AB/KEO Energy entered July 15, 2026; disclosed in 8-K on July 20, 2026.","Proposed business combination not consummated during exclusivity period; parties mutually decided not to renew.","Non-binding LOI; no financial terms or additional merger updates provided in this filing."],"urls":{"canonical":"https://secwatch.observer/filing/0001213900-26-095996","json":"https://secwatch.observer/filing/0001213900-26-095996.json","markdown":"https://secwatch.observer/filing/0001213900-26-095996.md","text":"https://secwatch.observer/filing/0001213900-26-095996.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/2015955/000121390026095996/0001213900-26-095996-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/2015955/000121390026095996/ea0304159-8k_lionheart.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-09-01T13:02:21.750077+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"}