US optical communication stocks fell in early trading, with Ciena plunging nearly 16% after its earnings release, POET falling nearly 7%, Lumentum dropping nearly 6%, Marvell Technology and Nokia falling more than 5%, and Corning falling more than 4%

2026-06-04

US optical communication stocks fell in early trading, with Ciena plunging nearly 16% after its earnings release, POET falling nearly 7%, Lumentum dropping nearly 6%, Marvell Technology and Nokia falling more than 5%, and Corning falling more than 4%.