{"schema_version":"secwatch.filing_event.v1","accession":"0001104659-25-074831","form_type":"8-K","ticker":"SBXD","cik":"0002015947","company_name":"SilverBox Corp IV","filed_at":"2025-08-07T23:59:59+00:00","discovered_at":"2026-05-14T18:02:45.818279+00:00","generated_at":"2026-05-17T18:30:14.462880+00:00","sec_items":["1.01","3.02","7.01","9.01"],"event_type":"m_and_a","sentiment":"neutral","materiality_score":0.8,"calibrated_materiality_score":0.8,"confidence":"high","headline":"SilverBox Corp IV signs definitive merger with Parataxis Holdings; Edward Chin gets 80% voting power","bullets":["Base enterprise value of $100M; exchange ratio derived from $10 per unit, with additional adjustment for Bitcoin price appreciation.","Key holder Edward Chin receives Pubco Class C shares with 80% voting power until his ownership falls below 25%.","Up to 7.5M earnout shares vest upon Pubco stock reaching $12.50 or $15.00 VWAP over 20 days in 30-day period within 5 years.","Company will use net proceeds from Preferred Equity Investment to purchase Bitcoin, held at Anchorage Digital custodian.","Closing conditions include minimum $25M net cash, Nasdaq listing, shareholder approval, and no material adverse change."],"urls":{"canonical":"https://secwatch.observer/filing/0001104659-25-074831","json":"https://secwatch.observer/filing/0001104659-25-074831.json","markdown":"https://secwatch.observer/filing/0001104659-25-074831.md","text":"https://secwatch.observer/filing/0001104659-25-074831.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/2015947/000110465925074831/0001104659-25-074831-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/2015947/000110465925074831/tm2522703d1_8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-17T18:30:14.462880+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"}