According to BIT (bit.com) market data on July 28, U.S. pre-market optical communication concept stocks continued to fall, with: Marvell Technology (MRVL) down 2.85%; Applied Optoelectronics (AAOI) down 3.11%; Lumentum Holdings (LITE) down 2.24%; Coherent Corp (COHR) down 3.31%; Ciena Corporation (CIEN) down 2.7%.
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