---
schema_version: "secwatch.filing_event.v1"
accession: "0001104659-23-111433"
form_type: "8-K"
ticker: "RBBN"
cik: "0001708055"
company_name: "Ribbon Communications Inc."
filed_at: "2023-10-25T23:59:59+00:00"
generated_at: "2026-06-09T11:02:15.719956+00:00"
event_type: "earnings"
sentiment: "positive"
materiality_score: 0.75
calibrated_materiality_score: 0.75
confidence: "high"
source: SEC EDGAR
---

# Ribbon Communications Q3 revenue $203M; Non-GAAP EBITDA up 21% YoY to $28M

## Summary
- Revenue $203M, down from $207M in Q3 2022; GAAP net loss of $14M vs $18M loss last year.
- Non-GAAP Adjusted EBITDA rose 21% YoY to $28M; Non-GAAP diluted EPS $0.05 vs $0.02.
- IP Optical Networks sales up 6% in Q3, 14% year-to-date; Neptune IP Router entered live service with U.S. Tier One provider.
- Cloud & Edge sales declined due to reduced U.S. Tier One spend, partly offset by Federal voice modernization.
- Expects strong Q4 with sequential growth in both segments; IP Optical segment targeting positive Non-GAAP EBITDA.

## SEC filing metadata
- accession: 0001104659-23-111433
- form_type: 8-K
- ticker: RBBN
- cik: 0001708055
- company_name: Ribbon Communications Inc.
- filed_at: 2023-10-25T23:59:59+00:00
- event_type: earnings
- sentiment: positive
- materiality_score: 0.75
- calibrated_materiality_score: 0.75
- confidence: high
- sec_items: 2.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1708055/000110465923111433/0001104659-23-111433-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1708055/000110465923111433/tm2329106d1_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001104659-23-111433
- JSON: https://secwatch.observer/filing/0001104659-23-111433.json
- Plain text: https://secwatch.observer/filing/0001104659-23-111433.txt

## Key facts
- Earnings Releases
  Ribbon Communications Inc. reported the third quarter ended September 30, 2023 results: revenue $203 million, net income $(14), EPS $(0.08) per diluted share.
  - Period: the third quarter ended September 30, 2023
  - Revenue: $203 million
  - Net income: $(14)
  - EPS: $(0.08) per diluted share
  - Result: reported results
  source text: infrastructure operators to modernize and protect their networks, today announced its financial results for the third quarter of 2023. Revenue for the third quarter of 2023 was $203 million, compared to $207 million for the third quarter of 2022 and $211 million for the second quarter of 2023. “Ribbon delivered solid earnings in the third quarter as GAAP Income from
  evidence_url: https://www.sec.gov/Archives/edgar/data/1708055/000110465923111433/0001104659-23-111433-index.htm

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.