{"filings":[{"id":40449,"accession_number":"0001104659-26-059390","cik":2015947,"company_name":"SilverBox Corp IV","ticker":"SBXD","form_type":"8-K","filed_at":"2026-05-12T20:10:29+00:00","items":["7.01","9.01"],"status":"ready","headline":"SilverBox Corp IV SPAC to merge with Parataxis Holdings, a digital asset manager focused on Korea","summary_kind":"llm","event_type":"other_material","confidence":"medium","bullets":["Business Combination Agreement dated Aug 5, 2025, amended May 1, 2026.","Target Parataxis is an institutional digital asset management platform targeting Korean market.","Merger will create publicly listed company (PubCo) focused on Bitcoin and ETH investments.","Key risks include Bitcoin price volatility, Korean regulatory/political risks, custody of digital assets.","No specific financial projections or deal value disclosed in this investor presentation."],"consensus_eps_estimate":null,"consensus_eps_actual":null,"consensus_revenue_estimate":null,"consensus_revenue_actual":null,"consensus_period":null,"consensus_source":null,"sentiment":"positive","materiality_score":0.8,"calibrated_materiality_score":0.8,"market_cap_usd":274404898.0018536,"market_cap_bucket":"not_microcap","market_cap_source":"finnhub_profile2","market_cap_as_of_date":"2026-05-28","daily_digest_date":null,"daily_digest_url":null,"daily_digest_rank":null},{"id":97222,"accession_number":"0001104659-26-054874","cik":2015947,"company_name":"SilverBox Corp IV","ticker":"SBXD","form_type":"8-K","filed_at":"2026-05-04T23:59:59+00:00","items":["1.01","9.01"],"status":"ready","headline":"SilverBox Corp IV extends business combination deadline with Parataxis to August 6, 2026","summary_kind":"llm","event_type":"m_and_a","confidence":"high","bullets":["First Amendment to Business Combination Agreement extends Outside Date from May 6, 2026 to August 6, 2026.","Original agreement was dated August 6, 2025; amendment signed on May 1, 2026.","Extension provides additional time to satisfy closing conditions for the SPAC merger.","No other terms of the Business Combination Agreement were modified."],"consensus_eps_estimate":null,"consensus_eps_actual":null,"consensus_revenue_estimate":null,"consensus_revenue_actual":null,"consensus_period":null,"consensus_source":null,"sentiment":"neutral","materiality_score":0.5,"calibrated_materiality_score":0.5,"market_cap_usd":274404898.0018536,"market_cap_bucket":"not_microcap","market_cap_source":"finnhub_profile2","market_cap_as_of_date":"2026-05-28","daily_digest_date":null,"daily_digest_url":null,"daily_digest_rank":null},{"id":128430,"accession_number":"0001104659-25-118459","cik":2015947,"company_name":"SilverBox Corp IV","ticker":"SBXD","form_type":"8-K","filed_at":"2025-12-04T23:59:59+00:00","items":["8.01","9.01"],"status":"ready","headline":"Parataxis Holdings to acquire control of Sinsiway (KOSDAQ:290560) for up to KRW 35B; creates Ethereum treasury company","summary_kind":"llm","event_type":"m_and_a","confidence":"high","bullets":["Definitive agreement: Parataxis Holdings acquires controlling interest in Sinsiway Co. Ltd. for up to KRW 35 billion.","Sinsiway to rename to Parataxis ETH, Inc., remain listed on KOSDAQ as South Korea's first Ethereum-based treasury platform.","Edward Chin (Parataxis Capital) joins board; Michael Myunghoon Lee appointed CEO of the combined company.","Transaction closing expected after shareholder meeting in January 2026; subject to conditions.","Parataxis already launched a Bitcoin treasury platform (Parataxis Korea); this adds separate Ethereum-focused structure."],"consensus_eps_estimate":null,"consensus_eps_actual":null,"consensus_revenue_estimate":null,"consensus_revenue_actual":null,"consensus_period":null,"consensus_source":null,"sentiment":"positive","materiality_score":0.6,"calibrated_materiality_score":0.6,"market_cap_usd":274404898.0018536,"market_cap_bucket":"not_microcap","market_cap_source":"finnhub_profile2","market_cap_as_of_date":"2026-05-28","daily_digest_date":null,"daily_digest_url":null,"daily_digest_rank":null},{"id":128429,"accession_number":"0001104659-25-107351","cik":2015947,"company_name":"SilverBox Corp IV","ticker":"SBXD","form_type":"8-K","filed_at":"2025-11-06T23:59:59+00:00","items":["1.01"],"status":"ready","headline":"SilverBox Corp IV amends Preferred Equity Subscription Agreements to allow Bitcoin collateralization","summary_kind":"llm","event_type":"other_material","confidence":"high","bullets":["Amendment removes prohibition on pledging Bitcoin purchased with $31M preferred equity proceeds.","Permits Company to use Bitcoin as collateral or credit support for lending or other financing arrangements.","Original agreements: 3,100,000 preferred units at $10/unit for aggregate $31,000,000, entered Aug 6, 2025.","Amendment date: October 31, 2025; parties: Pubco, Company, and Preferred Equity Investors.","Business combination with Parataxis Holdings still pending; this is a related financing term change."],"consensus_eps_estimate":null,"consensus_eps_actual":null,"consensus_revenue_estimate":null,"consensus_revenue_actual":null,"consensus_period":null,"consensus_source":null,"sentiment":"neutral","materiality_score":0.6,"calibrated_materiality_score":0.6,"market_cap_usd":274404898.0018536,"market_cap_bucket":"not_microcap","market_cap_source":"finnhub_profile2","market_cap_as_of_date":"2026-05-28","daily_digest_date":null,"daily_digest_url":null,"daily_digest_rank":null},{"id":145226,"accession_number":"0001104659-25-087513","cik":2015947,"company_name":"SilverBox Corp IV","ticker":"SBXD","form_type":"8-K","filed_at":"2025-09-04T23:59:59+00:00","items":["8.01"],"status":"ready","headline":"SilverBox Corp IV: S-4 filed for business combination with Parataxis","summary_kind":"llm","event_type":"other_material","confidence":"high","bullets":["Parataxis Holdings Inc. filed an S-4 Registration Statement with the SEC on Sept 3, 2025, for the proposed combination with SilverBox Corp IV.","The S-4 includes a preliminary proxy statement for SilverBox shareholders and a prospectus for Pubco.","The filing provides additional information about the terms, risks, and conditions of the business combination.","Completion of the transaction requires approval by SilverBox shareholders and other customary closing conditions.","Shareholders are urged to read the definitive proxy statement/prospectus when available for full details."],"consensus_eps_estimate":null,"consensus_eps_actual":null,"consensus_revenue_estimate":null,"consensus_revenue_actual":null,"consensus_period":null,"consensus_source":null,"sentiment":"neutral","materiality_score":0.5,"calibrated_materiality_score":0.5,"market_cap_usd":274404898.0018536,"market_cap_bucket":"not_microcap","market_cap_source":"finnhub_profile2","market_cap_as_of_date":"2026-05-28","daily_digest_date":null,"daily_digest_url":null,"daily_digest_rank":null},{"id":145225,"accession_number":"0001104659-25-074831","cik":2015947,"company_name":"SilverBox Corp IV","ticker":"SBXD","form_type":"8-K","filed_at":"2025-08-07T23:59:59+00:00","items":["1.01","3.02","7.01","9.01"],"status":"ready","headline":"SilverBox Corp IV signs definitive merger with Parataxis Holdings; Edward Chin gets 80% voting power","summary_kind":"llm","event_type":"m_and_a","confidence":"high","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."],"consensus_eps_estimate":null,"consensus_eps_actual":null,"consensus_revenue_estimate":null,"consensus_revenue_actual":null,"consensus_period":null,"consensus_source":null,"sentiment":"neutral","materiality_score":0.8,"calibrated_materiality_score":0.8,"market_cap_usd":274404898.0018536,"market_cap_bucket":"not_microcap","market_cap_source":"finnhub_profile2","market_cap_as_of_date":"2026-05-28","daily_digest_date":null,"daily_digest_url":null,"daily_digest_rank":null},{"id":145224,"accession_number":"0001104659-25-075273","cik":2015947,"company_name":"SilverBox Corp IV","ticker":"SBXD","form_type":"8-K/A","filed_at":"2025-08-07T23:59:59+00:00","items":["1.01","3.02","9.01"],"status":"ready","headline":"SilverBox Corp IV agrees to de-SPAC merger with Parataxis Holdings; base valuation $100M plus financing","summary_kind":"llm","event_type":"m_and_a","confidence":"high","bullets":["SilverBox Corp IV (SBXD) will merge with Parataxis Holdings LLC; Pubco will become publicly traded on NYSE/Nasdaq.","Company holders receive Pubco Class A/C shares; base valuation of $100M plus gross proceeds from initial financing and any additional financing.","Earnout of up to 7.5M Pubco Class A shares contingent on share price targets of $12.50 and $15.00 over 5 years.","Edward Chin (Key Company Holder) to become CEO and Chairman; holds Pubco Class C shares with 80% voting power until sunset.","Closing requires minimum $25M net cash; Company will use Preferred Equity proceeds to purchase Bitcoin via Galaxy Digital."],"consensus_eps_estimate":null,"consensus_eps_actual":null,"consensus_revenue_estimate":null,"consensus_revenue_actual":null,"consensus_period":null,"consensus_source":null,"sentiment":"neutral","materiality_score":0.85,"calibrated_materiality_score":0.85,"market_cap_usd":274404898.0018536,"market_cap_bucket":"not_microcap","market_cap_source":"finnhub_profile2","market_cap_as_of_date":"2026-05-28","daily_digest_date":null,"daily_digest_url":null,"daily_digest_rank":null},{"id":163654,"accession_number":"0001104659-25-063617","cik":2015947,"company_name":"SilverBox Corp IV","ticker":"SBXD","form_type":"8-K","filed_at":"2025-06-27T23:59:59+00:00","items":["5.02"],"status":"ready","headline":"SilverBox Corp IV director Matthew Eilers resigns; Glenn Marino appointed to board","summary_kind":"llm","event_type":"leadership","confidence":"high","bullets":["Eilers resigned effective June 25, 2025, to avoid appearance of conflict due to new role at an investment bank.","Glenn Marino, age 68, appointed to board effective June 25, 2025; also joins Audit, Compensation, and Nominating committees.","Marino brings over 30 years consumer finance experience; former EVP at Synchrony and CEO of GE Sales Finance.","Marino qualifies as audit committee financial expert; entered standard indemnity agreement and IPO letter agreement.","No familial relationships or related party transactions between Marino and the company."],"consensus_eps_estimate":null,"consensus_eps_actual":null,"consensus_revenue_estimate":null,"consensus_revenue_actual":null,"consensus_period":null,"consensus_source":null,"sentiment":"neutral","materiality_score":0.35,"calibrated_materiality_score":0.35,"market_cap_usd":274404898.0018536,"market_cap_bucket":"not_microcap","market_cap_source":"finnhub_profile2","market_cap_as_of_date":"2026-05-28","daily_digest_date":null,"daily_digest_url":null,"daily_digest_rank":null},{"id":163653,"accession_number":"0001104659-25-061082","cik":2015947,"company_name":"SilverBox Corp IV","ticker":"SBXD","form_type":"8-K","filed_at":"2025-06-20T23:59:59+00:00","items":["7.01","9.01"],"status":"ready","headline":"Parataxis definitively acquires control of Bridge Bio for KRW 25B to create Bitcoin treasury company","summary_kind":"llm","event_type":"m_and_a","confidence":"high","bullets":["Parataxis Holdings to invest KRW 25 billion for controlling interest in Bridge Biotherapeutics (KOSDAQ: 288330).","Post-closing, company renamed 'Parataxis Korea' and remains KOSDAQ-listed; will build Bitcoin treasury on Strategy/Metaplanet model.","Edward Chin to join board; Andrew Kim to become CEO of renamed company; James Lee to lead biotech division.","Transaction subject to shareholder approval; meeting expected in August 2025.","Parataxis also closing another fund with same strategy and launching additional vehicles."],"consensus_eps_estimate":null,"consensus_eps_actual":null,"consensus_revenue_estimate":null,"consensus_revenue_actual":null,"consensus_period":null,"consensus_source":null,"sentiment":"positive","materiality_score":0.75,"calibrated_materiality_score":0.75,"market_cap_usd":274404898.0018536,"market_cap_bucket":"not_microcap","market_cap_source":"finnhub_profile2","market_cap_as_of_date":"2026-05-28","daily_digest_date":null,"daily_digest_url":null,"daily_digest_rank":null},{"id":163652,"accession_number":"0001104659-25-057587","cik":2015947,"company_name":"SilverBox Corp IV","ticker":"SBXD","form_type":"8-K","filed_at":"2025-06-09T23:59:59+00:00","items":["7.01","9.01"],"status":"ready","headline":"SilverBox Corp IV signs non-binding LOI to combine with Parataxis Holdings, a Bitcoin-focused digital asset manager","summary_kind":"llm","event_type":"m_and_a","confidence":"medium","bullets":["SBXD and Parataxis Holdings entered a non-binding LOI for a business combination to list a Bitcoin-native capital platform publicly.","Parataxis Holdings contributes economic interests in a South Korea transaction under development, subject to regulatory approvals.","No definitive agreement executed; deal requires due diligence, board/equity holder approvals, and regulatory clearances.","Clear Street serves as lead financial advisor to SBXD on the proposed transaction."],"consensus_eps_estimate":null,"consensus_eps_actual":null,"consensus_revenue_estimate":null,"consensus_revenue_actual":null,"consensus_period":null,"consensus_source":null,"sentiment":"neutral","materiality_score":0.5,"calibrated_materiality_score":0.5,"market_cap_usd":274404898.0018536,"market_cap_bucket":"not_microcap","market_cap_source":"finnhub_profile2","market_cap_as_of_date":"2026-05-28","daily_digest_date":null,"daily_digest_url":null,"daily_digest_rank":null},{"id":198330,"accession_number":"0001104659-24-106135","cik":2015947,"company_name":"SilverBox Corp IV","ticker":"SBXD","form_type":"8-K","filed_at":"2024-10-04T23:59:59+00:00","items":["8.01","9.01"],"status":"ready","headline":"SilverBox Corp IV allows separate trading of Class A shares and warrants starting Oct 7","summary_kind":"llm","event_type":"other_material","confidence":"high","bullets":["Holders of units may separate them into Class A ordinary shares and warrants effective October 7, 2024.","Separated shares trade under SBXD; warrants trade under SBXD WS on NYSE.","Units not separated continue trading under SBXD.U; no fractional warrants issued.","Holders must instruct brokers to contact Continental Stock Transfer & Trust for separation."],"consensus_eps_estimate":null,"consensus_eps_actual":null,"consensus_revenue_estimate":null,"consensus_revenue_actual":null,"consensus_period":null,"consensus_source":null,"sentiment":"neutral","materiality_score":0.25,"calibrated_materiality_score":0.25,"market_cap_usd":274404898.0018536,"market_cap_bucket":"not_microcap","market_cap_source":"finnhub_profile2","market_cap_as_of_date":"2026-05-28","daily_digest_date":null,"daily_digest_url":null,"daily_digest_rank":null},{"id":214441,"accession_number":"0001104659-24-102119","cik":2015947,"company_name":"SilverBox Corp IV","ticker":"SBXD","form_type":"8-K","filed_at":"2024-09-23T23:59:59+00:00","items":["5.02"],"status":"ready","headline":"SilverBox Corp IV appoints Reed Seaton to Board of Directors","summary_kind":"llm","event_type":"leadership","confidence":"high","bullets":["Reed Seaton, age 63, founded Hellas Construction (CEO until May 2024); company had $625M revenue in 2023.","Seaton appointed to Audit, Compensation, and Nominating & Corporate Governance Committees.","He signed the standard letter agreement in connection with the IPO, including voting and liquidation obligations.","Seaton also entered into a standard indemnification agreement with the company.","No family relationships or related-party transactions were reported."],"consensus_eps_estimate":null,"consensus_eps_actual":null,"consensus_revenue_estimate":null,"consensus_revenue_actual":null,"consensus_period":null,"consensus_source":null,"sentiment":"neutral","materiality_score":0.45,"calibrated_materiality_score":0.45,"market_cap_usd":274404898.0018536,"market_cap_bucket":"not_microcap","market_cap_source":"finnhub_profile2","market_cap_as_of_date":"2026-05-28","daily_digest_date":null,"daily_digest_url":null,"daily_digest_rank":null},{"id":214440,"accession_number":"0001104659-24-092466","cik":2015947,"company_name":"SilverBox Corp IV","ticker":"SBXD","form_type":"8-K","filed_at":"2024-08-23T23:59:59+00:00","items":["8.01","9.01"],"status":"ready","headline":"SilverBox Corp IV completes 20M-unit SPAC IPO; $201M held in trust","summary_kind":"llm","event_type":"other_material","confidence":"high","bullets":["Sold 20,000,000 units at $10.00 per unit in IPO, plus 455,000 units in private placement at $10.00 each.","Net proceeds of $201,000,000 deposited in trust account — $10.05 per public share.","Trust funds may only be released upon business combination, shareholder vote, or failure to complete deal within 24 months.","As of Aug 19, 2024, the company had $1.01M cash outside trust and working capital of $0.8M; no operations or target selected.","Transaction costs totaled $13.0M, including $10.3M deferred underwriting fee."],"consensus_eps_estimate":null,"consensus_eps_actual":null,"consensus_revenue_estimate":null,"consensus_revenue_actual":null,"consensus_period":null,"consensus_source":null,"sentiment":"neutral","materiality_score":0.5,"calibrated_materiality_score":0.5,"market_cap_usd":274404898.0018536,"market_cap_bucket":"not_microcap","market_cap_source":"finnhub_profile2","market_cap_as_of_date":"2026-05-28","daily_digest_date":null,"daily_digest_url":null,"daily_digest_rank":null},{"id":214439,"accession_number":"0001104659-24-090847","cik":2015947,"company_name":"SilverBox Corp IV","ticker":"SBXD","form_type":"8-K","filed_at":"2024-08-19T23:59:59+00:00","items":["1.01","3.02","5.02","5.03","8.01","9.01"],"status":"ready","headline":"SilverBox Corp IV prices $200M IPO of 20M units at $10/unit, begins NYSE listing","summary_kind":"llm","event_type":"other_material","confidence":"high","bullets":["IPO of 20,000,000 units at $10.00/unit grossed $200M before expenses and underwriter discounts.","Private placement of 455,000 units to sponsor SilverBox Sponsor IV LLC for $4.55M.","Trust account funded with $201M from IPO net proceeds and private placement proceeds.","Units trade as SBXD.U; Class A shares as SBXD; warrants as SBXD.WS on NYSE.","New directors appointed: Matthew Eilers, Jonathan Lewis, Daniel E. Esters."],"consensus_eps_estimate":null,"consensus_eps_actual":null,"consensus_revenue_estimate":null,"consensus_revenue_actual":null,"consensus_period":null,"consensus_source":null,"sentiment":"neutral","materiality_score":0.7,"calibrated_materiality_score":0.7,"market_cap_usd":274404898.0018536,"market_cap_bucket":"not_microcap","market_cap_source":"finnhub_profile2","market_cap_as_of_date":"2026-05-28","daily_digest_date":null,"daily_digest_url":null,"daily_digest_rank":null}],"next_cursor":null}