{"schema_version":"secwatch.filing_event.v1","accession":"0001193125-23-281581","form_type":"8-K","ticker":"GBTC","cik":"0001588489","company_name":"Grayscale Bitcoin Trust ETF","filed_at":"2023-11-21T23:59:59+00:00","discovered_at":"2026-05-14T18:03:29.660107+00:00","generated_at":"2026-06-07T22:40:34.532218+00:00","sec_items":["1.01","1.02","9.01"],"event_type":"other_material","sentiment":"neutral","materiality_score":0.6,"calibrated_materiality_score":0.6,"confidence":"high","headline":"Grayscale Bitcoin Trust signs transfer agency deals with BNY Mellon and Continental, contingent on NYSE Arca listing","bullets":["Entered Transfer Agency Agreement with BNY Mellon; effective on NYSE Arca uplisting date.","Also entered Co-Transfer Agency Agreement with Continental, effective upon uplisting.","Prior transfer agency agreement with Continental (Sept 2013) will terminate on the uplisting date.","BNY Mellon to facilitate creation/redemption of shares, maintain records, and handle distributions.","Fees for both agents are Sponsor-paid expenses; no financial terms disclosed."],"urls":{"canonical":"https://secwatch.observer/filing/0001193125-23-281581","json":"https://secwatch.observer/filing/0001193125-23-281581.json","markdown":"https://secwatch.observer/filing/0001193125-23-281581.md","text":"https://secwatch.observer/filing/0001193125-23-281581.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1588489/000119312523281581/0001193125-23-281581-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1588489/000119312523281581/d594902d8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-07T22:40:34.532218+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":"0d0f439726b9cef290d04a949f6297e3b50448a0","claim":"Grayscale Bitcoin Trust ETF entered into Transfer Agency and Service Agreement with The Bank of New York Mellon (effective 2023-11-16).","evidence_excerpt":"On November 16, 2023, Grayscale Investments, LLC, the sponsor (the “Sponsor”) of Grayscale Bitcoin Trust (BTC) (the “Trust”), and The Bank of New York Mellon, a New York corporation authorized to do a banking business (“BNY Mellon”), entered into a Transfer Agency and Service Agreement (the “Transfer Agency and Service Agreement”) engaging BNY Mellon to serve as the transfer agent for the Trust (the “Transfer Agent”).","evidence_source":"SEC 8-K Item 1.01/1.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1588489/000119312523281581/0001193125-23-281581-index.htm","confidence":0.9,"family_label":"Material Agreements","details":[{"label":"Action","value":"entry"},{"label":"Counterparty","value":"The Bank of New York Mellon"},{"label":"Effective","value":"2023-11-16"}],"fact_type":"material_agreement"},{"claim_id":"d3da03d45b20c0d93b62a971a9d00d72fb592173","claim":"Grayscale Bitcoin Trust ETF entered into Co-Transfer Agency Agreement with Continental Stock Transfer & Trust Company (effective 2023-11-16).","evidence_excerpt":"On November 16, 2023, the Sponsor and Continental Stock Transfer & Trust Company, a Delaware corporation (“Continental”), entered into a Co-Transfer Agency Agreement (the “Co-Transfer Agency Agreement”) engaging Continental to serve as a co-transfer agent for the Trust (the “Co-Transfer Agent”).","evidence_source":"SEC 8-K Item 1.01/1.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1588489/000119312523281581/0001193125-23-281581-index.htm","confidence":0.9,"family_label":"Material Agreements","details":[{"label":"Action","value":"entry"},{"label":"Counterparty","value":"Continental Stock Transfer & Trust Company"},{"label":"Effective","value":"2023-11-16"}],"fact_type":"material_agreement"},{"claim_id":"df814ec89e9fe9c4c6239a37a73506f02445092d","claim":"Grayscale Bitcoin Trust ETF terminated transfer agency and services agreement, dated September 25, 2013 with Continental Stock Transfer & Trust Company.","evidence_excerpt":"the Sponsor and Continental agreed to terminate, as of the Uplisting Date, the transfer agency and services agreement, dated September 25, 2013, among the Sponsor, the Trust and Continental, pursuant to which Continental served as transfer agent for the Trust.","evidence_source":"SEC 8-K Item 1.01/1.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1588489/000119312523281581/0001193125-23-281581-index.htm","confidence":0.9,"family_label":"Material Agreements","details":[{"label":"Action","value":"termination"},{"label":"Counterparty","value":"Continental Stock Transfer & Trust Company"}],"fact_type":"material_agreement"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}