{"schema_version":"secwatch.filing_event.v1","accession":"0001213900-24-107527","form_type":"8-K","ticker":null,"cik":"0001843993","company_name":"Thunder Bridge Capital Partners IV, Inc.","filed_at":"2024-12-10T23:59:59+00:00","discovered_at":"2026-05-14T18:03:09.996088+00:00","generated_at":"2026-05-29T05:17:29.863178+00:00","sec_items":["1.01","1.02","2.01","3.01","3.03","5.01","5.02","8.01","9.01"],"event_type":"m_and_a","sentiment":"positive","materiality_score":0.8,"calibrated_materiality_score":0.8,"confidence":"high","headline":"Thunder Bridge IV completes merger with Coincheck, becomes Coincheck Group N.V., trading starts Dec 11","bullets":["Business combination closed Dec 10, 2024; Coincheck Group N.V. ordinary shares and warrants to trade on Nasdaq as CNCK and CNCKW starting Dec 11.","Gross proceeds of approx. $31.6 million to combined company, net of Thunder Bridge shareholder redemptions.","Thunder Bridge securities delisted from Nasdaq as of close Dec 10; all former officers and directors resigned.","Deal approved at Thunder Bridge special shareholder meeting on Dec 5, 2024.","Coincheck Japan is Japan's No.1 most downloaded crypto trading app for five consecutive years."],"urls":{"canonical":"https://secwatch.observer/filing/0001213900-24-107527","json":"https://secwatch.observer/filing/0001213900-24-107527.json","markdown":"https://secwatch.observer/filing/0001213900-24-107527.md","text":"https://secwatch.observer/filing/0001213900-24-107527.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1843993/000121390024107527/0001213900-24-107527-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1843993/000121390024107527/ea0224264-8k_thunder4.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-29T05:17:29.863178+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":"694a32fdc7eb1988e25de47a0887ef25818b9bf1","claim":"Thunder Bridge Capital Partners IV, Inc. underwent a change of control involving Coincheck Group B.V. (closed 2024-12-10).","evidence_excerpt":"Merger Sub merged with and into Thunder Bridge on the Closing Date, with Thunder Bridge continuing as the surviving corporation","evidence_source":"SEC 8-K Item 2.01/5.01","evidence_url":"https://www.sec.gov/Archives/edgar/data/1843993/000121390024107527/0001213900-24-107527-index.htm","confidence":0.9,"family_label":"M&A Transactions","details":[{"label":"Action","value":"change of control"},{"label":"Counterparty","value":"Coincheck Group B.V."},{"label":"Closing","value":"2024-12-10"}],"fact_type":"ma_transaction"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}