Optical Communication

The Optical Communication theme spans technologies and equipment that transmit information via light across fiber and photonic links. Core tracks include optical transceivers, coherent modules, WDM/ROADM systems, datacenter interconnects, silicon photonics, lasers/amplifiers, and 5G/AI-driven network upgrades.The sector's total market cap is 2595.40 billion USD, with a 24h change of -0.57%. Among 21 constituents, 6 are up (28.57%) and 15 are down (71.43%). The top gainer is POET Technologies Inc. Common Shares (POET), with a 24h increase of +3.12%.Sector under mild pressure with weak breadth, leadership concentrated. Favor high-quality bellwethers on pullbacks for tactical entries; medium term, align exposure with earnings momentum and the interest-rate path.