{"schema_version":"secwatch.filing_event.v1","accession":"0001193125-24-115933","form_type":"8-K","ticker":null,"cik":"0001524741","company_name":"U.S. SILICA HOLDINGS, INC.","filed_at":"2024-04-26T23:59:59+00:00","discovered_at":"2026-05-14T18:03:18.818097+00:00","generated_at":"2026-06-03T06:26:42.182091+00:00","sec_items":["1.01","8.01","9.01"],"event_type":"m_and_a","sentiment":"neutral","materiality_score":0.95,"calibrated_materiality_score":0.95,"confidence":"high","headline":"U.S. Silica to be acquired by Apollo Funds for $15.50 per share in cash","bullets":["All-cash deal valued at $15.50 per share; Board unanimously approved and recommends adoption.","Go-shop period allows U.S. Silica to solicit alternative proposals until June 10, 2024.","Termination fees: $41.75M (Company) or $87.3M (Parent) under certain conditions.","Apollo Funds commit $1.15B equity; $1.275B debt financing committed by financial institutions.","Merger expected to close in Q3 2024, subject to stockholder approval and HSR clearance."],"urls":{"canonical":"https://secwatch.observer/filing/0001193125-24-115933","json":"https://secwatch.observer/filing/0001193125-24-115933.json","markdown":"https://secwatch.observer/filing/0001193125-24-115933.md","text":"https://secwatch.observer/filing/0001193125-24-115933.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1524741/000119312524115933/0001193125-24-115933-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1524741/000119312524115933/d830642d8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-03T06:26:42.182091+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":"444ae2679e5a4ee6e5a7fe530e0605a6307dd953","claim":"U.S. SILICA HOLDINGS, INC. entered into Merger Agreement with Star Holding LLC and Star Merger Co. valued at $15.50 in cash (effective 2024-04-26).","evidence_excerpt":"On April 26, 2024, U.S. Silica Holdings, Inc., a Delaware corporation (the “ Company ”), entered into an Agreement and Plan of Merger (the “ Merger Agreement ”) with Star Holding LLC, a Delaware limited liability company (“ Parent ”), and Star Merger Co., a Delaware corporation and a wholly owned subsidiary of Parent (“ Merger Sub ”).","evidence_source":"SEC 8-K Item 1.01/1.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1524741/000119312524115933/0001193125-24-115933-index.htm","confidence":0.9,"family_label":"Material Agreements","details":[{"label":"Action","value":"entry"},{"label":"Agreement","value":"merger"},{"label":"Counterparty","value":"Star Holding LLC and Star Merger Co."},{"label":"Value","value":"$15.50 in cash"},{"label":"Effective","value":"2024-04-26"}],"fact_type":"material_agreement"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}