{"schema_version":"secwatch.filing_event.v1","accession":"0001628280-24-018968","form_type":"8-K","ticker":"GREE","cik":"0001844971","company_name":"Greenidge Generation Holdings Inc.","filed_at":"2024-04-29T23:59:59+00:00","discovered_at":"2026-05-14T18:03:20.731818+00:00","generated_at":"2026-06-03T05:44:20.725619+00:00","sec_items":["5.02","9.01"],"event_type":"leadership","sentiment":"neutral","materiality_score":0.5,"calibrated_materiality_score":0.5,"confidence":"high","headline":"Greenidge CSO Scott MacKenzie departs; unvested options accelerated","bullets":["Scott MacKenzie terminated as Chief Strategy Officer effective April 26, 2024.","Departure not due to any disagreement with company operations or policies.","Responsibilities absorbed by other members of management; no replacement named.","MacKenzie receives accelerated vesting of 81,602 unvested stock options."],"urls":{"canonical":"https://secwatch.observer/filing/0001628280-24-018968","json":"https://secwatch.observer/filing/0001628280-24-018968.json","markdown":"https://secwatch.observer/filing/0001628280-24-018968.md","text":"https://secwatch.observer/filing/0001628280-24-018968.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1844971/000162828024018968/0001628280-24-018968-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1844971/000162828024018968/gree-20240426.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-03T05:44:20.725619+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":"ed03760f57","claim":"Scott MacKenzie was terminated as Chief Strategy Officer at Greenidge Generation Holdings Inc..","evidence_excerpt":"The Release Agreement provides for Mr. MacKenzie’s termination as the Company’s Chief Strategy Officer, effective April 26, 2024","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1844971/000162828024018968/0001628280-24-018968-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"terminated"},{"label":"Role","value":"Chief Strategy Officer"}],"fact_type":"executive_change"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}