COHR ▲ +1.4% - Coherent Corp. $COHR - Coherent Launches PhotonLink™ Integrated Optics Platform for AI Infrastructure Coherent announced the launch of PhotonLink™, an integrated optics platform designed for AI infrastructure applications. The stock rose 1.4% on the news, reflecting investor optimism about the company's positioning in the growing market for photonic solutions supporting data center and AI computing demands. 21-SEP-2026 04:05 PM ET