Lumentum Holdings Inc (NASDAQ: LITE) is a photonics company that designs and manufactures optical and photonic products for cloud networking, telecommunications, and industrial applications. It sells components, modules, and complete systems on a transactional basis to network equipment manufacturers, cloud data center operators, and industrial OEM customers. The company operates two reportable segments: Cloud & Networking, which addresses data center interconnects, ROADMs, wavelength-selective switches, and tunable transmission products; and Industrial Tech, which covers fiber lasers, solid-state lasers, ultrafast lasers, and 3D sensing products including VCSELs. Manufacturing facilities span the United States, Thailand, China, the United Kingdom, Slovenia, and Japan, supplemented by contract manufacturers in Thailand, Taiwan, Malaysia, and the Philippines. Lumentum expanded its manufacturing footprint through the acquisition of NeoPhotonics in FY2023 and Cloud Light in FY2024. During FY2025, the company saw increasing demand from AI and cloud customers expanding data center capacity, following an inventory correction cycle that weighed on revenue and margins through FY2024.

Revenue model

Transactional product sales of optical components, modules, and systems to network equipment manufacturers, cloud operators, and industrial OEMs. Revenue is recognized on product shipment or delivery. No subscription or recurring-fee structure is disclosed in the FY2025 10-K filing.

Products and services

Cloud & Networking: optical circuit switches, data center interconnects (DCI), DWDM products, ROADMs, wavelength-selective switches, tunable transmission products, photonic integrated circuits. Industrial Tech: kilowatt-class fiber lasers, high-power solid-state lasers, ultrafast lasers for precision machining (PCB drilling, wafer singulation, glass cutting, solar cell scribing), VCSELs and VCSEL arrays for 3D sensing.

Customers and end markets

Network equipment manufacturers (NEMs), cloud data center operators, AI and machine learning infrastructure providers, and industrial OEM customers. During FY2025, network equipment manufacturers normalized inventory levels while AI and cloud customers drove increasing demand. Customer concentration details are not disclosed in the provided excerpts.

Value-chain role

Component and module manufacturer sitting between raw material suppliers and network equipment manufacturers or end-system integrators. Operates own wafer fabs and assembly and test facilities, and uses third-party contract manufacturers for additional production capacity.

Geographic exposure

Manufacturing in the United States, Thailand, China, the United Kingdom, Slovenia, and Japan. Contract manufacturing partners primarily in Thailand, Taiwan, Malaysia, and the Philippines. The company flagged material exposure to tariff and export control changes affecting global operations as of the FY2025 10-K filing.

Competitors

Various public and private companies providing optical communications components, modules, and systems (named competitors not specified in the provided filing excerpts), Various public and private companies in industrial and consumer laser and sensing markets (named competitors not specified in the provided filing excerpts)

Source: SEC 10-K, filed 2025-08-19

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