{"schema_version":"secwatch.filing_event.v1","accession":"0001104659-26-087534","form_type":"8-K","ticker":"RBBN","cik":"0001708055","company_name":"Ribbon Communications Inc.","filed_at":"2026-07-28T20:09:55+00:00","discovered_at":"2026-07-28T20:11:00.220338+00:00","generated_at":"2026-07-28T20:11:18.123591+00:00","sec_items":["2.02","9.01"],"event_type":"earnings","sentiment":"negative","materiality_score":0.7,"calibrated_materiality_score":0.7,"confidence":"high","headline":"Ribbon Communications Q2 2026 revenue $192M, down 13% YoY; sequential improvement with record IP Optical bookings","bullets":["Q2 2026 revenue $192M, down 13% YoY from $221M; GAAP net loss $27M vs $11M loss YoY.","Non-GAAP adjusted EBITDA $12M, down from $32M YoY; GAAP diluted EPS ($0.15) vs ($0.06).","Revenue up 18% sequentially; profitability improved $20M QoQ; record IP Optical bookings.","Enterprise wins: Microsoft Teams Voice deployment with top tier financial institution; Salesforce partnership.","Management expects sequential revenue growth and improved earnings in 2H 2026."],"urls":{"canonical":"https://secwatch.observer/filing/0001104659-26-087534","json":"https://secwatch.observer/filing/0001104659-26-087534.json","markdown":"https://secwatch.observer/filing/0001104659-26-087534.md","text":"https://secwatch.observer/filing/0001104659-26-087534.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1708055/000110465926087534/0001104659-26-087534-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1708055/000110465926087534/tm2621444d1_8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-07-28T20:11:18.123591+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"}