Lumentum

Analysis and opinion on 1Q26 company results.

Uncovering who uses which DSP, and which DSP vendors ship the most volume. Updated with the latest data from 2025.

Datacom revenue crossed $6 billion for the quarter and $19 billion for the year as more than 42 million 400G+ datacom modules shipped. Annual Telecom revenue reached new heights as well, up 35% over 2024.

Analysis and opinion on 4Q25 company results.

2025 results are updated and the forecast is now 3x higher for 2026 and greater than 40% higher for 2029.

In this update to our 1Q25 report, we cover the trends favoring pluggable optics as well as the companies positioned to benefit.

Datacom revenue passed $5B with 800GbE module growth. Telecom revenue reached a 4-year peak with pluggable coherent modules and components.

New 800ZR/ZR+ pluggables deliver materially higher performance at lower space/power per bit, expanding usage from metro to regional and selected long-haul applications.

In this update to our OCS report we cover more vendors and technologies, investigate additional applications, and update our market forecast.

Analysis and opinion on 3Q25 company results.

The Four Horseman of AI scaling: CPO, OCS, 1.6T, and 800ZR/Coherent Lite

Datacom revenues and module shipments roared back from last quarter’s pause and Telecom revenue has recovered. 400ZRx pluggable shipments have slowed, but embedded high speed coherent made up the difference in deployed bandwidth.

Optimism ruled at CIOE this year, with vendors and operators eager to talk about the latest datacom speeds, emerging optical technologies, and the unique ways that China builds and consumes optics.

Datacom is booming across the industry, and Lumentum is riding the wave with both optical modules and components.

Join experts from Coherent, iPronics, Lumentum, and Telescent to learn how datacenter switching is moving into the optical domain.

Datacom revenues and shipments slowed, 400ZRx shipments kept Telecom revenue growing for a fourth consecutive quarter.

Telecom components continue to recover, EMLs buoy Datacom revenues, and transceiver sales are poised to take off next quarter as Lumentum approaches its $500 million per quarter goal.

Uncovering who uses which DSP, and which DSP vendors ship the most volume.

Datacom revenue and port shipments stalled this quarter. Telecom revenue recovered from the doldrums based on 400G pluggables.

Final report will be issued once all Chinese companies complete 4Q24 reporting.