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Ciena (CIEN) competitors & alternatives

Information Technology · NYSE

Ciena (CIEN)'s top competitors and alternatives — its most similar public companies — include Cisco (CSCO), Hewlett Packard Enterprise (HPE), Broadcom (AVGO), Marvell Technology (MRVL), CALIX NETWORKS INC (CALX), RIBBON COMMUNICATIONS INC (RBBN), ADTRAN HOLDINGS INC (ADTN), Arista Networks (ANET), Astera Labs (ALAB), EXTREME NETWORKS INC (EXTR), Supermicro (SMCI) and A10 NETWORKS INC (ATEN). These are Ciena's closest public-company peers by sub-industry, sector and business themes and is informational only — not financial advice.

Top CIEN competitors & alternatives

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Peers are Ciena's closest public companies by shared sub-industry, sector and business themes. See the full profile: Ciena (CIEN).

Last updated 2026-07-22.

Informational only — NOT financial advice. Company data is sourced from SEC EDGAR + Finnhub and shown with its as-of date.