[Pre-market Decline in Optical Communication Concept Stocks, MRVL Down 2.92%] BlockBeats News, July 1, according to BIT ((bit.com)) market data, U.S. pre-market trading saw a general decline in optical communication concept stocks, including: - Pure Photonics ETF FOTO down 0.72%; - Marvell Technology (MRVL), touted by Jensen Huang as the next trillion-dollar market cap company, down 2.92%; - AAOI (Applied Optoelectronics) down 1.83%; - LITE (Lumentum Holdings) down 1.89%; - COHR (Coherent Corp.) down 2.16%; - CIEN (Ciena Corporation) down 1.36%.