{"schema_version":"secwatch.filing_event.v1","accession":"0001104659-24-033957","form_type":"8-K","ticker":"RBBN","cik":"0001708055","company_name":"Ribbon Communications Inc.","filed_at":"2024-03-13T23:59:59+00:00","discovered_at":"2026-05-14T18:03:25.191049+00:00","generated_at":"2026-06-04T22:24:29.324550+00:00","sec_items":["5.08","8.01"],"event_type":"other_material","sentiment":"neutral","materiality_score":0.25,"calibrated_materiality_score":0.25,"confidence":"high","headline":"Ribbon Communications sets 2024 annual meeting for June 4; updates proposal deadlines","bullets":["2024 annual meeting scheduled for June 4, 2024; more than 30 days from 2023 meeting.","Deadline for stockholder proposals under bylaws: March 23, 2024.","Deadline for Rule 14a-8 proposals for proxy inclusion: March 28, 2024.","Notices must be sent to Patrick Macken, Secretary, at Plano, TX address.","Universal proxy rules compliance required for soliciting support for non-company nominees."],"urls":{"canonical":"https://secwatch.observer/filing/0001104659-24-033957","json":"https://secwatch.observer/filing/0001104659-24-033957.json","markdown":"https://secwatch.observer/filing/0001104659-24-033957.md","text":"https://secwatch.observer/filing/0001104659-24-033957.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1708055/000110465924033957/0001104659-24-033957-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1708055/000110465924033957/tm248695d1_8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-04T22:24:29.324550+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"}