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Ribbon Communications (RBBN) R&D spending by quarter

Ribbon Communications' R&D spending was $44.4M in Q3 2026 (third quarter 2026), -1% from Q2 2026. Over the last 7 quarters it ranged from $43.6M (Q1 2025) to $45.9M (Q3 2025).

Ribbon Communications R&D spending by quarterRibbon Communications R&D spending by quarter$43.6MQ1 2025$44.7MQ2 2025$45.9MQ3 2025$44.7MQ4 2025$44.4MQ1 2026$44.9MQ2 2026$44.4MQ3 2026
QuarterR&D spendingQ/QY/Y
Q3 2026$44.4M-1%-3%
Q2 2026$44.9M+0.9%+0.4%
Q1 2026$44.4M-0.6%+2%
Q4 2025$44.7M-3%—
Q3 2025$45.9M+3%—
Q2 2025$44.7M+3%—
Q1 2025$43.6M——

Q3 2026 at a glance

Ribbon Communications, Q3 2026: revenue $219M (+2% year over year), operating margin 2.6%, net loss $9.1M, operating cash flow −$14.4M. The chart follows the revenue to costs, profit and cash.

Questions

What is Ribbon Communications' R&D spending?

Ribbon Communications' R&D spending was $44.4M in Q3 2026 (third quarter 2026), -1% from Q2 2026.

How has Ribbon Communications' R&D spending changed?

Over the last 7 quarters it ranged from $43.6M (Q1 2025) to $45.9M (Q3 2025).

Q3 2026 results → · How Ribbon Communications makes money →