Citi Sees $11 Billion Optical Networking Boom Driven By Google, Nvidia

Optical circuit switching, an emerging technology for artificial intelligence data centers, will grow into an $11 billion market by 2030, forecasts Citi, with Nvidia (NVDA) likely joining Alphabet’s (GOOGL) Google as the primary customers of suppliers such as Lumentum (LITE) and Coherent (COHR). Nvidia stock has gained 20% in 2026. OCS is a programmable switchboard for the fiber cables connecting…