{"schema_version":"secwatch.filing_event.v1","accession":"0001660280-26-000039","form_type":"8-K","ticker":"TENB","cik":"0001660280","company_name":"Tenable Holdings, Inc.","filed_at":"2026-09-15T20:23:12+00:00","discovered_at":"2026-09-15T20:25:05.266084+00:00","generated_at":"2026-09-15T20:25:20.284049+00:00","sec_items":["1.01","1.02","2.03","3.02","8.01","9.01"],"event_type":"debt","sentiment":"neutral","materiality_score":0.75,"calibrated_materiality_score":0.75,"confidence":"high","headline":"Tenable closes $800M 0.25% convertible notes due 2031; buys back $170.5M stock","bullets":["Closed $800M aggregate 0.25% Convertible Senior Notes due 2031, including full $75M option exercise; net proceeds ~$778.8M.","Initial conversion price ~$44.84/share (40% premium to $32.03 close on 9/10/26); capped call cap price $64.06/share.","Used ~$64.1M for capped calls, repurchased ~$170.5M common stock, repaid term loans; terminated credit agreement 9/15/26.","Notes mature 9/15/31, interest semi-annual; conversion rate initially 22.3005 shares per $1,000 principal.","Remaining proceeds for general corporate purposes incl. share repurchases, acquisitions; Notes unregistered Rule 144A."],"urls":{"canonical":"https://secwatch.observer/filing/0001660280-26-000039","json":"https://secwatch.observer/filing/0001660280-26-000039.json","markdown":"https://secwatch.observer/filing/0001660280-26-000039.md","text":"https://secwatch.observer/filing/0001660280-26-000039.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1660280/000166028026000039/0001660280-26-000039-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1660280/000166028026000039/tenb-20260910.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-09-15T20:25:20.284049+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"}