{"schema_version":"secwatch.filing_event.v1","accession":"0001104659-23-065499","form_type":"8-K","ticker":"RBBN","cik":"0001708055","company_name":"Ribbon Communications Inc.","filed_at":"2023-05-26T23:59:59+00:00","discovered_at":"2026-05-14T18:03:40.143724+00:00","generated_at":"2026-06-14T13:09:37.490812+00:00","sec_items":["5.02"],"event_type":"leadership","sentiment":"neutral","materiality_score":0.25,"calibrated_materiality_score":0.25,"confidence":"high","headline":"Director Mariano de Beer to not stand for re-election at 2023 annual meeting","bullets":["Mariano de Beer, director since ECI Telecom acquisition in March 2020, will not stand for re-election at the 2023 annual meeting.","He remains on the Board and committees until the annual meeting; departure to focus on work as partner at Nexo Latam, LLP.","Board plans to set size at eight members, leaving no vacancy after his term ends."],"urls":{"canonical":"https://secwatch.observer/filing/0001104659-23-065499","json":"https://secwatch.observer/filing/0001104659-23-065499.json","markdown":"https://secwatch.observer/filing/0001104659-23-065499.md","text":"https://secwatch.observer/filing/0001104659-23-065499.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1708055/000110465923065499/0001104659-23-065499-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1708055/000110465923065499/tm2317070d1_8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-14T13:09:37.490812+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"}