{"schema_version":"secwatch.filing_event.v1","accession":"0000764065-23-000133","form_type":"8-K","ticker":"CLF","cik":"0000764065","company_name":"CLEVELAND-CLIFFS INC.","filed_at":"2023-08-14T23:59:59+00:00","discovered_at":"2026-05-14T18:03:36.615180+00:00","generated_at":"2026-06-11T13:24:50.693300+00:00","sec_items":["8.01","9.01"],"event_type":"m_and_a","sentiment":"neutral","materiality_score":0.85,"calibrated_materiality_score":0.85,"confidence":"high","headline":"Cleveland-Cliffs publicly proposes to acquire U.S. Steel for $35/share; offer rejected by U.S. Steel board","bullets":["Offer of $17.50 cash + 1.023 CLF shares per X share, valued at ~$35/share (~43% premium to July 28 market price).","U.S. Steel board rejected proposal as 'unreasonable'; Cliffs is taking offer public to force engagement.","United Steelworkers union supports the deal and will not exercise its right to counter the proposal.","Combined company expects ~$500M in synergies; Cliffs board unanimously approved; no financing condition.","U.S. Steel initiates formal review of strategic alternatives; invites Cliffs to participate in the process."],"urls":{"canonical":"https://secwatch.observer/filing/0000764065-23-000133","json":"https://secwatch.observer/filing/0000764065-23-000133.json","markdown":"https://secwatch.observer/filing/0000764065-23-000133.md","text":"https://secwatch.observer/filing/0000764065-23-000133.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/764065/000076406523000133/0000764065-23-000133-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/764065/000076406523000133/clf-20230813.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-11T13:24:50.693300+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"}