Ciena vs Hamamatsu Photonics

Ciena is larger by market cap ($54.9B vs $4.5B). Ciena reports higher tracked revenue ($4.8B vs $883M). Ciena's primary segment is Networking & Systems; Hamamatsu Photonics's is Photonics & Optics.

Shared segment: Distribution & Misc.

Side-by-side

CienaHamamatsu Photonics
Market cap$54.9B$4.5B
Revenue$4.8B (FY2025)$883M (FY2025)
Primary segmentNetworking & SystemsPhotonics & Optics
Market positionmajorleader
CountryUnited StatesJapan
Tracked suppliers43
Tracked customers35
Chokepoint / criticality68/10081/100

Market caps/revenue from the wafergraph dataset · data as of 2026-08-12. Criticality is a graph-derived chokepoint score (0–100). Coverage is partial; "Unpriced" means no reliable market cap.

How Ciena and Hamamatsu Photonics compare

  • Size: Ciena is the larger company by market cap.
  • Revenue: Ciena reports higher tracked revenue.
  • Supply-chain criticality: Hamamatsu Photonics has the higher chokepoint score (81/100 vs 68/100).
  • Footprint: Ciena (United States) vs Hamamatsu Photonics (Japan).

Company hubs

Ciena · Hamamatsu Photonics · Distribution & Misc segment

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