Ribbon Q4 revenue $227M (-10% YoY), GAAP OI $9M vs $33M; record bookings $50M+ from voice modernization

Ribbon Communications Inc.

2025-FY EPS reported $0.22 revenue$844,556,000

Revenue $227M vs $251M in Q4 2024; GAAP operating income fell to $9M from $33M.
Non-GAAP Adjusted EBITDA $40M vs $55M year ago; GAAP gross margin 53.3% vs 55.7%.
Full-year revenue $845M (+1.3% YoY); GAAP operating loss ($3M) vs $17M profit; net income $40M vs ($54M).
Record Q4 product and services bookings exceeding $50M from new voice modernization programs across multiple regions.
CFO expects tax benefit to reduce cash tax payments by $15-$20M over next several years starting in 2026.

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