{"schema_version":"secwatch.filing_event.v1","accession":"0000950103-25-004592","form_type":"8-K","ticker":"ZCSH","cik":"0001720265","company_name":"Grayscale Zcash Trust (ZEC)","filed_at":"2025-04-09T23:59:59+00:00","discovered_at":"2026-05-14T18:02:49.462262+00:00","generated_at":"2026-05-23T18:25:24.808524+00:00","sec_items":["5.02","9.01"],"event_type":"leadership","sentiment":"neutral","materiality_score":0.6,"calibrated_materiality_score":0.6,"confidence":"high","headline":"Grayscale appoints Diana Zhang as COO effective May 6, 2025; Hugh Ross steps down","bullets":["Diana Zhang named Chief Operating Officer of Grayscale Operating, LLC, effective May 6, 2025.","Zhang succeeds Hugh Ross, who served as COO since 2021; Ross will assist transition until May 31, 2025.","Zhang previously held executive roles at Bridgewater Associates (Deputy to co-CEO, COO of Investment Research) and BlockTower Capital.","Zhang will report to CEO Peter Mintzberg; appointment approved by GSO Intermediate Holdings Corporation.","Ross oversaw launch of first digital asset exchange-traded products during tenure."],"urls":{"canonical":"https://secwatch.observer/filing/0000950103-25-004592","json":"https://secwatch.observer/filing/0000950103-25-004592.json","markdown":"https://secwatch.observer/filing/0000950103-25-004592.md","text":"https://secwatch.observer/filing/0000950103-25-004592.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1720265/000095010325004592/0000950103-25-004592-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1720265/000095010325004592/dp227439_8k-zcsh.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-23T18:25:24.808524+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":"bdf9490f18","claim":"Diana Zhang was appointed as Chief Operating Officer at Grayscale Zcash Trust (ZEC).","evidence_excerpt":"the appointment of Diana Zhang to serve as the new Chief Operating Officer of Grayscale Operating, LLC, effective May 6, 2025.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1720265/000095010325004592/0000950103-25-004592-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"appointed"},{"label":"Role","value":"Chief Operating Officer"}],"fact_type":"executive_change"},{"claim_id":"ce89bfc7e3","claim":"Hugh Ross departed as Chief Operating Officer at Grayscale Zcash Trust (ZEC).","evidence_excerpt":"Hugh Ross, the current Chief Operating Officer of Grayscale Operating, LLC, who has decided to step down from his position and is expected to remain with Grayscale to assist with the transition of his responsibilities until his departure on or prior to May 31, 2025.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1720265/000095010325004592/0000950103-25-004592-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"stepped down"},{"label":"Role","value":"Chief Operating Officer"}],"fact_type":"executive_change"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}