COHH is trading at $6.24 (+4.17%) in pre-market as AI-optics and photonics stocks continue rebounding after the sector’s sharp selloff.

  • Coherent announced expanded optical-line systems for AI datacenter networks, reinforcing demand optimism.
  • Tower Semiconductor reported high-volume shipments of optical-engine chips supporting 800G–1.6T AI interconnects.
  • Broader risk appetite is supportive, with Nasdaq futures up 0.68% and semiconductor sentiment firm.