{"schema_version":"secwatch.filing_event.v1","accession":"0001104659-22-024259","form_type":"8-K","ticker":"RBBN","cik":"0001708055","company_name":"Ribbon Communications Inc.","filed_at":"2022-02-16T23:59:59+00:00","discovered_at":"2026-05-14T18:04:07.890112+00:00","generated_at":"2026-06-27T07:34:48.564671+00:00","sec_items":["2.02","2.05","9.01"],"event_type":"earnings","sentiment":"negative","materiality_score":0.75,"calibrated_materiality_score":0.75,"confidence":"high","headline":"Ribbon Communications Q4 revenue $231M, GAAP net loss $96M; announces $20M restructuring","bullets":["Q4 2021 revenue $231M (down 5% YoY); GAAP diluted EPS $(0.65) vs $0.81; full year revenue $845M flat YoY.","Non-GAAP adjusted EBITDA $26M in Q4 (down from $49M); full year $120M vs $131M in 2020.","IP Optical Networks North America revenue up 164% YoY; Cloud & Edge Enterprise sales doubled sequentially and YoY.","Board approved $20M pre-tax restructuring plan ($6M severance, $14M facilities), mostly cash, substantially completed in 2022.","Management guides for 10%+ IP Optical revenue growth in 2022; Q1 impacted by supply chain and Ukraine/Russia risks."],"urls":{"canonical":"https://secwatch.observer/filing/0001104659-22-024259","json":"https://secwatch.observer/filing/0001104659-22-024259.json","markdown":"https://secwatch.observer/filing/0001104659-22-024259.md","text":"https://secwatch.observer/filing/0001104659-22-024259.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1708055/000110465922024259/0001104659-22-024259-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1708055/000110465922024259/tm226940d1_8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-27T07:34:48.564671+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"}