[Pre-market Broad Gains in Optical Module and Storage Stocks in U.S. Markets] BlockBeats reports that on August 27, according to BIT (bit.com) data, U.S. pre-market trading saw broad gains in optical module and storage stocks, including: Lumentum (LITE) up 3.15% pre-market, at $968.600; Coherent (COHR) up 4.35% pre-market, at $307.183; Applied Optoelectronics (AAOI) up 5.40% pre-market, at $119.900; Nokia (NOK) up 2.79% pre-market, at $10.700; Marvell Technology (MRVL) up 4.95% pre-market, at $257.250; Western Digital (WDC) up 4.72% pre-market, at $491.000; Seagate Technology (STX) up 4.68% pre-market, at $886.010; SanDisk (SNDK) up 4.95% pre-market, at $1575.630; Micron Technology (MU) up 4.46% pre-market, at $980.246.