{"schema_version":"secwatch.filing_event.v1","accession":"0002029297-26-000003","form_type":"8-K","ticker":"GTAO","cik":"0002029297","company_name":"Grayscale Bittensor Trust (TAO)","filed_at":"2026-07-02T20:32:40+00:00","discovered_at":"2026-07-02T20:34:00.303235+00:00","generated_at":"2026-07-02T20:34:07.247826+00:00","sec_items":["5.02"],"event_type":"leadership","sentiment":"neutral","materiality_score":0.55,"calibrated_materiality_score":0.55,"confidence":"high","headline":"Grayscale Bittensor Trust sponsor appoints interim Co-CFOs after CFO departure","bullets":["Edward McGee steps down as CFO of Grayscale Investments Sponsors, LLC effective July 2, 2026, for personal reasons; no disagreement.","Kathryn Masci and Daniel Plourde appointed as interim Co-CFOs of the sponsor; Masci also becomes Principal Financial and Accounting Officer of the trust.","Masci has been with Grayscale since 2020, most recently SVP Finance; Plourde joined in 2022, over 20 years financial services experience.","Masci appointed to the Board of Managers of the sponsor."],"urls":{"canonical":"https://secwatch.observer/filing/0002029297-26-000003","json":"https://secwatch.observer/filing/0002029297-26-000003.json","markdown":"https://secwatch.observer/filing/0002029297-26-000003.md","text":"https://secwatch.observer/filing/0002029297-26-000003.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/2029297/000202929726000003/0002029297-26-000003-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/2029297/000202929726000003/gtao-20260626.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-07-02T20:34:07.247826+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"}