{"schema_version":"secwatch.filing_event.v1","accession":"0000950170-22-025298","form_type":"8-K","ticker":"BCHG","cik":"0001732409","company_name":"Grayscale Bitcoin Cash Trust (BCH)","filed_at":"2022-11-16T23:59:59+00:00","discovered_at":"2026-05-14T18:03:51.918645+00:00","generated_at":"2026-06-21T17:36:33.074140+00:00","sec_items":["8.01"],"event_type":"other_material","sentiment":"neutral","materiality_score":0.6,"calibrated_materiality_score":0.6,"confidence":"high","headline":"Grayscale Bitcoin Cash Trust index drops FTX.US as constituent exchange","bullets":["FTX.US removed from CoinDesk Bitcoin Cash Price Index (BCX) effective November 10, 2022, due to potential trading halt.","Index now uses Coinbase Pro, Kraken, Bitstamp, and LMAX Digital; no new exchanges added.","Index Provider may change calculation methods at any time; quarterly reviews scheduled."],"urls":{"canonical":"https://secwatch.observer/filing/0000950170-22-025298","json":"https://secwatch.observer/filing/0000950170-22-025298.json","markdown":"https://secwatch.observer/filing/0000950170-22-025298.md","text":"https://secwatch.observer/filing/0000950170-22-025298.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1732409/000095017022025298/0000950170-22-025298-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1732409/000095017022025298/bchg-20221110.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-21T17:36:33.074140+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"}