Ribbon Communications Q3 2021 GAAP net loss $0.40/share; revenue $210M, down 9% YoY

Ribbon Communications Inc.

2021-Q3 EPS reported -$0.55 revenue$210,398,000

Q3 GAAP revenue $210M (down 9% YoY); GAAP net loss $59M vs profit $6M; GAAP EPS loss $0.40 vs +$0.04.
Non-GAAP net income $16M ($0.11 diluted EPS) vs $22M ($0.14); Adjusted EBITDA $32M vs $43M.
Supply chain constraints reduced Q3 revenue by ~$9.5M; IP Optical book-to-bill ratio 1.17x.
Year-to-date revenue $614M (+2%); Non-GAAP diluted EPS $0.31 vs $0.24 (+29%).
CEO cites strong IP Optical customer wins and 5G/fiber investment tailwinds for 2022 growth.

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