{"schema_version":"secwatch.filing_event.v1","accession":"0001660280-22-000158","form_type":"8-K","ticker":"TENB","cik":"0001660280","company_name":"Tenable Holdings, Inc.","filed_at":"2022-09-28T23:59:59+00:00","discovered_at":"2026-05-14T18:03:56.570692+00:00","generated_at":"2026-06-23T06:59:33.862103+00:00","sec_items":["5.02","7.01","9.01"],"event_type":"leadership","sentiment":"neutral","materiality_score":0.4,"calibrated_materiality_score":0.4,"confidence":"high","headline":"Tenable appoints VMware CSO Alex Tosheff to board of directors","bullets":["Alex Tosheff appointed as Class III director effective Sept 28, 2022; serves on audit committee.","Tosheff receives restricted stock units valued at $400,000, vesting one-third annually over three years.","Annual compensation: $35,000 board retainer plus $10,000 audit committee retainer, pro-rated for 2022.","Tosheff brings over 25 years of security leadership; currently CSO at VMware."],"urls":{"canonical":"https://secwatch.observer/filing/0001660280-22-000158","json":"https://secwatch.observer/filing/0001660280-22-000158.json","markdown":"https://secwatch.observer/filing/0001660280-22-000158.md","text":"https://secwatch.observer/filing/0001660280-22-000158.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1660280/000166028022000158/0001660280-22-000158-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1660280/000166028022000158/tenb-20220928.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-23T06:59:33.862103+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":"7f9f076e3f","claim":"George Alexander Tosheff was appointed as Director at Tenable Holdings, Inc..","evidence_excerpt":"Effective September 28, 2022, the Board of Directors (the “ Board ”) of Tenable Holdings, Inc. (the “ Company ”) appointed George Alexander Tosheff to serve as a director of the Company.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1660280/000166028022000158/0001660280-22-000158-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"appointed"},{"label":"Role","value":"Director"}],"fact_type":"executive_change"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}