Ribbon Communications (RBBN) Q4 2023 earnings summary

Executive summary

• FY23 revenue was $826.3M vs. $819.8M; adjusted EBITDA rose 41% to $90.5M, and the GAAP operating loss narrowed to $24M from $48M.

• Q4 revenue fell to $226.4M from $233.6M, while adjusted EBITDA increased to $42.5M from $27.7M and non-GAAP gross margin expanded to 56.8% from 52.4%.

• IP Optical Networks reached H2 profitability; portfolio diversification and cost reductions supported improved profitability and margins.

Financial highlights

• FY non-GAAP diluted EPS was $0.21 vs. $0.11; GAAP net loss narrowed to $66.2M from $98.1M.

• Q4 GAAP net income was $7.1M vs. $20.5M; non-GAAP net income rose to $21.6M from $15.5M.

• FY operating expenses were $432.4M vs. $449.3M; management cited a 6% expense reduction.

• Q4 non-GAAP diluted EPS was $0.12 vs. $0.09; adjusted operating margin rose to 17% from 11%.

Outlook and guidance

• Q1 2024 guidance: revenue $180M–$190M, non-GAAP gross margin 51%–52%, and adjusted EBITDA $5M–$10M.

• FY24 guidance: revenue $840M–$870M, non-GAAP gross margin 53%–54%, and adjusted EBITDA $110M–$120M.

• 2024 outlook anticipates normal seasonality and accelerating activity through the year; priorities include cross-selling, market share gains, and cost-structure optimization.